Diagram sections — 33 (113 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION PASSIVE RESTRAINTS POWER DISTRIBUTION POWER DOOR LOCKS POWER MIRRORS POWER SEATS POWER TOP/SUNROOF POWER WINDOWS RADIO SHIFT INTERLOCK STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING Automatic A/C Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Lexus IS F 2008: 69 A/c amplifier (behind right side of dash) A/c fuse 7.5a A/c pressure sensor (left side of radiator) A/c room temperature sensor (cooler thermistor) (behind lower left center of dash) A2 (left rear corner of engine compt) A27 A4 (right rear corner of engine compt) Ambient temperature sensor (cooler thermistor 1) (behind left center of front bumper fascia) Automatic light control sensor (behind left side of dash) B1 (right front corner of engine compt) Bllh Blrh Blw Cltb Clte Clts Compressor assembly Computer data lines system D29 Defogger system Dgs Dgs1 Ecu-ig lh fuse 10a Flow control valve Front blower w/ fan motor sub-assembly (under lower right side of dash) Gnd Hot at all times Hot w/ lh-ig 1 relay energized Hot w/ lh-ig 2 relay energized Ig+ J1 (behind left kick panel) J58 J59 J74 Junction connector a7 & a8 (left side of engine compt) Junction connector a9 (left side of engine compt) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Lh-ig fuse 10a Lout Mhtr Mpx+ Mpx- Pnk Pre Rdfg Red Right main body ecu (in right cowl side junction block) Rout S5-2 S5-4 Seat heater switch (w/ climate control seat) Seats system Sg-1 Sg-2 Sg-4 Sg-6 Smog ventilation sensor (in front of radiator) Sol+ Solar sensor Svs5 Svsg Sw4 Sw5 Tam Tsd Tsl Tsp Tsr Automatic A/C Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Lexus IS F 2008: 39 +b1 A/c amplifier (behind right side of dash) A/c blower assembly A/c evaporator temperature sensor B bus B14 B2 (left front corner of engine compt) Bus Bus g Canh Canl Computer data lines system Connector housing color (black) Connector housing color (green) Connector housing color (natural) Connector housing color (red) Cooling fan ecu (behind left radiator cooling fan motor) Cooling fan ecu 2 (behind right radiator cooling fan motor) Cooling fan motor Cooling fan motor 2 Damper servo motor (air inlet) Damper servo motor (air mix driver side) Damper servo motor (air mix front passenger side) Damper servo motor (air vent mode) Damper servo motor (cool air bypass) Ecm (engine control module) (left front of engine compt) Efi engine coolant temperature sensor (top of engine) Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Fan 1 fuse 40a Fan 2 fuse 40a Fan relay 1 Fan relay 2 Gnd Heater fuse 50a Hot at all times J4 (behind right kick panel) Rfc Thw
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus IS F 2008 List of elements for Anti-lock Brakes Wiring Diagram (1 of 3) for Lexus IS F 2008: 88 (at left kick panel) j/c a29 (j80: behind right kick j/c a33 & j80 panel) (a33: at right kick panel) (left rear of engine compt) j/c a15 A3 (left rear corner of engine compt) A33 A35 Abs 1 fuse 50a Abs 3 fuse 25a Abs motor 1 relay Abs motor 3 relay Abs sol relay Ast Brake pedal load sensing switch (top of brake pedal assembly) Canh Canl Computer data lines system Csw D/g Data line computer Data link connector 3 (behind lower left side of dash) Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Engine room r/b 2 (left side of engine compt) Engine room r/b 3 (left rear of engine compt) Fl+ Fl- Fla+ Fla- Flo Fr+ Fr- Fra+ Fra- Fro Fss Fsw+ Gnd1 Gnd2 Gnd3 Headlight swivel ecu (left kick panel) Hot at all times Ig1 J4 (behind right kick panel) J77 J78 J80 Left front speed sensor (on left front wheel) Left rear speed sensor (on left rear wheel) Mpx-b fuse 10a Mpx1 Mpx2 Mrf Nca Pkb Pmc Pnk Red Right front speed sensor (on right front wheel) Right rear speed sensor (on right rear wheel) Rl+ Rl- Rla+ Rla- Rr+ Rr- Rra+ Rra- Sel2 Sflr Sfrr Skid control ecu (behind right side of dash) Sm1+ Sm1- Sm2+ Sm2- Sp1 Spdl Spdr Srlr Srrr Ssel Stp1 Stp2 Stpo System Vcm Vsc switch Wfse Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus IS F 2008 List of elements for Anti-lock Brakes Wiring Diagram (2 of 3) for Lexus IS F 2008: 70 (behind left side of dash) skid control buzzer assembly A10 A2 (left rear corner of engine compt) A24 A25 A3 (left rear corner of engine compt) Abs ind Brake actuator assembly (left rear of engine compt) Brake ind Brake-lp relay Circuit input Combination meter assembly Computer data lines system D12 D14 E2 j34 Engine room r/b 3 (left rear of engine compt) Exterior lights system Fla+ Fla- Fra+ Fra- Gauge fuse 7.5a Grd Hot at all times Hot w/ ig2 relay energized Ig+ Ig1d Ig2 J/c a20 (upper left kick panel) J/c a9 (left side of engine compt) J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J2 (under center console) J4 (behind right kick panel) L10 Left cowl side j/b (at left end of dash) Master ind Micro computer Mpx+ Mpx- Nca Parking brake switch (top of parking brake lever) Pmc Pnk Power source control ecu (behind right side of dash) Red Rh ecu-ig fuse 10a Rh ig 1 relay Right cowl side j/b (at right end of dash) Rla+ Rla- Rra+ Rra- Sel2 Sflr Sfrr Slip ind Sm1+ Sm1- Sm2+ Sm2- Speedometer Srlr Srrr Ssel Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Vcm Vcs off ind Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus IS F 2008 List of elements for Anti-lock Brakes Wiring Diagram (3 of 3) for Lexus IS F 2008: 28 A31 Bat Canh Canl Computer data lines system D12 D13 D29 Ecm (engine control module) (left front of engine compt) Ess Grd Hot at all times J/c 27 (behind left side of dash) J/c a7 & a8 (left side of engine compt) J/c j70 (behind right side of dash) J1 (behind left kick panel) J2 (under center console) Left cowl side j/b (at left end of dash) Lh ecu-ig fuse 10a Lh ig 1 relay Lh ig 2 relay Lh-ig fuse 10a Pnk Power steering ecu assembly (right rear of engine compt) Red Seat belt control ecu (left side of trunk) Steering sensor (under left side of dash) Yaw rate sensor (under center console)
ANTI-THEFT Anti-theft Wiring Diagram (1 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (1 of 7) for Lexus IS F 2008: 56 Acc Acc fuse 7.5a Act+ Act- Actd Altb Batb Bdr Computer dat lines system Computer data lines system Cpub D24 Ecu-ig rh fuse 10a Fr door rh fuse 20a Gnd Gsw Hot at all times Hot w/ acc relay energized Hot w/ rh-ig 1 relay energized Hrly J/c a33 (at right kick panel) J/c q36 (above left rear wheelwell) J10 J17 J21 J74 J75 Kul Left front door lock assembly (rear of left front door) Left rear door lock assembly (rear of left rear door) Lgcy Lock key Lssr Lsw Lswl Lswp Lswr Mpx1 Mpx2 P1 (under right front seat) Pnk Power window regulator master switch assembly Pws Q1 (under driver's seat) Q2 (left front of trunk) Red Right cowl side j/b (at right end of dash) Right front door lock assembly (rear of right front door) Right main body ecu Right rear door lock assembly (rear of right rear door) Ti & te fuse 20a Tr+ Udl Ul1 Unlock detection Unlock key Anti-theft Wiring Diagram (2 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (2 of 7) for Lexus IS F 2008: 46 A11 A36 Bzr Courtesy D11 D17 Dcty Dome lamp Door Gnd1 Gnd2 Haz Ill+ Ind Integrated control & panel assembly J/c a15 (left rear of engine compt) J/c j27 (behind left side of dash) J/c j80 (behind right kick panel) J2 (under center console) J4 (behind right kick panel) J74 J75 Lcty Left front door courtesy switch (on left "b" pillar) Left rear door courtesy switch (on left "c" pillar) Lock Luggage compartment door lock assembly (center rear of luggage compt lid) Multi- display Overhead module (center front of roof) P1 (under right front seat) Pcty Q2 (left front of trunk) Rcty Red Right cowl side j/b (at right end of dash) Right front door control switch assembly Right front door courtesy switch (on right "b" pillar) Right main body ecu Right rear door courtesy switch (on right "c" pillar) Security horn (right rear of engine compt) Seuc Stop light assembly Un lock W/ navigation W/o navigation Wireless door lock buzzer (left side of engine compt) Anti-theft Wiring Diagram (3 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (3 of 7) for Lexus IS F 2008: 45 (j10: behind left kick panel) A12 A29 A30 Bdcy Computer data lines system D12 Dome fuse 10a Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Foot lamp Fr door lh fuse 20a Gnd Haz Head lp relay Hot at all times J/c a29 & j10 (a29: at left kick panel) a29 J/c l11 (in right front door) J/c m14 (in left front door) J/c p24 & p25 (right front of trunk) J/c q33 & q34 (above left rear wheelwell) J1 (behind left kick panel) J10 J2 (under center console) Lcty Left cowl side j/b (at left end of dash) Left main body ecu Left outer rear view mirror Lgcy Lkul Lpsw Luggage compartment door lock cylinder Luggage electrical key switch (center rear of luggage compt lid) Main fuse 30a Mpx1 Mpx2 P24 P25 Pnk Q2 (left front of trunk) Q33 Q34 Right outer rear view mirror Sgnd Turn signal flasher (behind left side of dash) Anti-theft Wiring Diagram (4 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (4 of 7) for Lexus IS F 2008: 36 A2 (left rear corner of engine compt) B1 (right front corner of engine compt) Buckle switch Ca1h Ca1l Canh Canl Center airbag sensor (under rear of center console) Combination meter Computer data lines system Dbe- Engine hood courtesy switch (center front of engine compt) Engine room j/b 2 (left side of engine compt) Engine room r/b 1 (right rear of engine compt) Front controller Horn (high) (in front of radiator) Horn (low) (in front of radiator) Horn fuse 10a Horn relay Hot at all times J34 J47 gsw J77 Left front seat inner belt assembly Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Network gateway ecu (at right end of dash) Q32 dbe+ Red Skid control ecu (behind right side of dash) Sp1 Anti-theft Wiring Diagram (5 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (5 of 7) for Lexus IS F 2008: 52 A24 Acc fuse 7.5a Ant Ant1 Ant2 Asel Clg Clgb D12 D13 D18 Data Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of trunk) Ecu- ig rh fuse 10a Gnd Hot at all times Hot w/ acc relay energized J/c j27 (behind left side of dash) J/c l11 (in right front door) J/c m14 (in left front door) J/c p24 & p25 (right front of trunk) J1 (behind left kick panel) J15 J18 J24 J29 J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Left front door electrical key oscillator Lh-ig 1 relay Lh-ig fuse 10a Nca Outside left front door handle assembly Outside right front door handle assembly P1 (under right front seat) P2 (in right "c" pillar) P24 P25 Park/ neutral position switch assembly (on transmission) Pnk Q1 (under driver's seat) Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right front door electrical key oscillator (in right front door) Rssi Sel Sens Sgt Trg+ Trg- Anti-theft Wiring Diagram (6 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (6 of 7) for Lexus IS F 2008: 58 (in center console) front indoor electrical key oscillator (right side of trunk) certification ecu +b1 Acc Agnd Asel Cg1b Cg2b Cg5b Cg6b Cg7b Cg8b Clg1 Clg2 Clg3 Clg4 Clg5 Clg6 Clg7 Clg8 Clgb Code Com Computer data lines system D11 Engine switch Gnd Inds Indw Inside luggage room electrical key oscillator (left rear of trunk) J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J/c p26 (right front of trunk) J4 (behind right kick panel) Lin Mpx1 Mpx2 Outside luggage room electrical key oscillator (right side of trunk) P1 (under right front seat) Pnk Rc0 Rda Rear indoor electrical key oscillator (under rear of center console) Red Right cowl side j/b (at right kick panel) Rssi Sel1 Sel2 Sen1 Sen2 Ss1 Ss2 Swil Transponder key coil Tsw1 Tsw2 Txct Vc5 Anti-theft Wiring Diagram (7 of 7) for Lexus IS F 2008 List of elements for Anti-theft Wiring Diagram (7 of 7) for Lexus IS F 2008: 78 (j10: behind left kick panel) (a29: at left kick panel) j/c a29 & j10 (left side of engine compt) j/c e73 & e74 A27 A29 Accd Alt Am1 Am2 Am2 fuse 7.5a Canh Canl Computer Computer data lines system Ctsw D11 Data lines system E73 E74 Ecm (engine control module) (left front of engine compt) Efii Efio Engine room r/b 2 (left side of engine compt) Generator assembly Gnd Gnd2 Hot at all times Hot w/ ig2 relay energized Id code box (behind center of dash) Ig1d Ig2 Ig2d Ige Ign fuse 10a Imi Imo Inds Indw Instrument cluster system J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J10 J2 (under center console) J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Lin Lin1 Mpx1 Mpx2 Pnk Power distribution system Power source control ecu (behind right side of dash) Red Right cowl side j/b (at right end of dash) Right cowl side j/b (at right kick panel) Security fuse 7.5a Sgnd Shift lock control ecu (under center console) Sksw Slp Slp1 Slr+ Spd Ssw1 Ssw2 Sta Star Starting/ charging system Starting/charging system Steering lock actuator (on steering column) Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Str lock fuse 25a Str1 Str2 Stsw Swil Tach
BODY CONTROL MODULES Body ECU Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Body ECU Wiring Diagram (2 of 2) for Lexus IS F 2008: 46 A15 A16 A30 Back Bdcy Bkup Block) D18 Engine room j/b 2 (left side of engine compt) Engine room r/b 1 (right rear of engine compt) Exterior lights system Fr wip fuse 30a Front controller Gnd Hot at all times Hot in run or start Ile Interior lights system J/c j27 (behind left side of dash) J1 (behind left kick panel) J2 (under center console) J23 Lcty Left cowl side j/b (at left end of dash) Lgcy Lh-ig fuse 10a Lkul Lpsw Main body ecu (in left cowl side junction Main body ecu (in left cowl side junction block) Mpx-b fuse 10a Mpx1 Mpx2 Mpxb Navigation system Pnk Power window regular master switch Rcty Red Right cowl side j/b (at right end of dash) S/m S/s Sgnd Trunk, tailgate, fuel doors system Wig Wiper/washer system Front Controller Wiring Diagram for Lexus IS F 2008 List of elements for Front Controller Wiring Diagram for Lexus IS F 2008: 39 A2 (left rear corner of engine compt) A24 A30 D15 D18 Door locks & anti-theft systems headlights system Engine room r/b 1 (right rear of engine compt) Engine room r/b 2 (left side of engine compt) Exterior lights system Fr tail fuse 10a Front controller G10 G11 G12 G13 H-lp upr fuse 15a Headlights system Horn fuse 10a Horns system Hot at all times Hot in on or start Instrument cluster system J/c a9 (left side of engine compt) J/c j27 (behind left side of dash) J/c q7 & u1 (under drivers seat) Left cowl side j/b (at left end of dash) Left front position control ecu & switch assembly (below left front seat) Left outer mirror control ecu (in left front door) Lh ecu-ig fuse 10a M10 Main body ecu (in left cowl side junction block) Mpx Mpx-b fuse 10a Mpx1 Mpx2 Overhead module (center front of roof) Power source control ecu (behind right side of dash) Right cowl side j/b (at right end of dash) Wiper/washer system
COMPUTER DATA LINES Data Link Connector Wiring Diagram for Lexus IS F 2008 List of elements for Data Link Connector Wiring Diagram for Lexus IS F 2008: 44 (behind left kick panel) j1 (left side of engine compt) j/c a10 & e1 (left side of engine) e3 A10 A14 A33 Bat Canh Canl Center air bag sensor (under rear of center console) Combination meter D/g D10 D11 D28 Data link connector 3 (behind lower left side of dash) Dia Engine control module (left front of engine compt) High/low bus circuit Hot at all times J/c a33 & j80 (a33: at right kick panel) (j80: behind right kick panel) J/c j10 (behind left kick panel) J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J34 J50 J74 J77 J80 L10 Left cowl side j/b (at left end of dash) Multi-display (w/ navigation) Network gateway ecu (at right end of dash) Obd fuse 7.5a Obd2 Occupant detection ecu (under front passenger's seat) Red Right cowl side j/b (at right end of dash) Right main body ecu Seat belt control ecu (w/ dynamic radar cruise control) (left side of trunk) Sil Skid control ecu (behind right side of dash) Tac Wfse High/Low Bus Wiring Diagram (1 of 3) for Lexus IS F 2008 List of elements for High/Low Bus Wiring Diagram (1 of 3) for Lexus IS F 2008: 59 A/c amplifier (behind right side of dash) A20 A24 A29 Acc Acc fuse 7.5a Batt Ca1h Ca1l Canh Canl Clearance warning ecu (w/ parking assist) (left side of trunk) Combination meter assembly D12 D14 D27 Data link connector 3 (behind lower left side of dash) Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Gnd Gtx+ Gtx- Headlight swivel ecu (left kick panel) Hot at all times Hot w/ acc relay energized Input circuit J/c a29 & j10 (a29: at left kick panel) (j10: behind left kick panel) J/c j27 (behind left side of dash) J/c j80 (behind right kick panel) J/c p24 & p25 (right front of trunk) J1 (behind left kick panel) J10 J21 J4 (behind right kick panel) J75 Left cowl side j/b (at left end of dash) Micro computer Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Mpx4 Mpx5 Mpx6 Network gateway ecu (at right end of dash) P24 P25 Pnk Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right main body ecu Sil Tire pressure warning ecu & receiver (behind center of dash) High/Low Bus Wiring Diagram (2 of 3) for Lexus IS F 2008 List of elements for High/Low Bus Wiring Diagram (2 of 3) for Lexus IS F 2008: 25 (behind right side of dash) power source control ecu (below right side of front passenger's seat) right front position control ecu & switch (in right front doors) right outer mirror control ecu (on steering column) multiplex tilt & telescopic ecu (right side of trunk) certification ecu Canh Canl Ig1d J/c j1, j2, j3, j4, j5 j6, j7, j8 & j9 (behind left kick panel) J/c j81, j82, j83, j84 & j86 (behind right kick panel) J81 J82 J83 J84 Left rear power window regulator switch assembly Mpx1 Mpx2 Pnk Power steering ecu (right rear of engine compt) Power window regulator master switch assembly Red Right front power window regulator switch assembly Right rear power window regulator switch assembly Skid control ecu (behind right side of dash) Windshield wiper switch assembly High/Low Bus Wiring Diagram (3 of 3) for Lexus IS F 2008 List of elements for High/Low Bus Wiring Diagram (3 of 3) for Lexus IS F 2008: 53 A30 Atx+ Atx- Can+ Can- Canh Canl Center air bag sensor (under rear of center console) D13 D15 Distance control ecu (w/ dynamic radar cruise control) (behind left side of dash) Engine control module (left front of engine compt) Engine room j/b 2 (left side of engine compt) Front controller Integration control & panel assembly (w/o navigation) J/c q7 & u1 (under driver's seat) J51 J63 J65 J66 Left cowl side j/b (at left end of dash) Left front position control ecu & switch assembly Left main body ecu Left outer mirror control ecu (in left front doors) Lh-ig2 relay Mpx Mpx1 Mpx2 Multi-display Multi-media module navigation assembly Overhead module (center front of roof) Pnk Radio receiver assembly Rain sensor (top center of front windshield) Red Seat belt control ecu (left side of trunk) Sliding roof control ecu (if equipped) (center front of roof) Steering sensor (under left side of dash) Stereo component amplifier (right rear of trunk) Transmission control ecu (left side of engine compt) Tx+ Tx- Tx2+ Tx2- Tx3+ Tx3- Tx4+ Tx4- Txm+ Txm- W/ navigation system W/o navigation system Yaw rate sensor (under center console)
COOLING FAN Cooling Fan Wiring Diagram for Lexus IS F 2008 List of elements for Cooling Fan Wiring Diagram for Lexus IS F 2008: 36 (behind right kick panel) j4 (right rear of engine compt) engine room r/b 1 +b1 A/c amplifier (behind right side of dash) A/c pressure sensor (left side of radiator) B14 B2 (left front corner of engine compt) Canh Canl Computer data lines system Cooling fan ecu (behind left radiator cooling fan motor) Cooling fan ecu 2 (behind right radiator cooling fan motor) Cooling fan motor Cooling fan motor 2 Ecm (engine control module) (left front of engine compt) Efi engine coolant temperature sensor (top of engine) Engine room j/b 1 (right rear of engine compt) Fan 1 fuse 40a Fan 2 fuse 40a Fan relay 1 Fan relay 2 Gnd Hot at all times Hot w/ lh-ig 1 relay energized J58 Junction connector a7 & a8 (left side of engine compt) Left cowl side j/b (at left end of dash) Lh-ig fuse 10a Mpx+ Mpx- Pnk Pre Rfc S5-2 Sg-2 Thw
CRUISE CONTROL Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 4) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (1 of 4) for Lexus IS F 2008: 61 +b2 +bm A2 (left rear corner of engine compt) Accelerator position sensor (top of accelerator pedal assembly) Batt Canh Canl Cchg Ccs Computer data lines system D13 E05 E2 (right rear of engine) E73 E74 Ecm (engine control module) (left front of engine compt) Efi fuse 25a Efi main Engine room j/b 2 (left side of engine compt) Engine room r/b 2 (left side of engine compt) Epa Epa2 Eta Etcs fuse 10a Ge01 Hot at all times Hot w/ ig2 relay energized Hot w/ lh-ig 1 relay energized Hot w/ rh-ig 1 relay energized Ign fuse 10a Igsw Junction connector a29 (at left kick panel) Junction connector a7 & a8 (left side of engine compt) Junction connector e73 & e74 (left side of engine compt) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Lgnd Lh-ig fuse 10a Mrel Nca Park/neutral position switch assembly (on transmission) Pnk Red Relay Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Sftd Sftu Spd St1- Stop lamp switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Throttle body assembly (top of engine) Vcp2 Vcpa Vcta Vpa Vpa2 Vta Vta2 Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 4) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (2 of 4) for Lexus IS F 2008: 26 (behind right side of dash) junction connector j70 +res -set A10 Cancel Control steering right distance Cruise control main switch D29 E3 (left side of engine) Ecu- ig lh fuse 10a Hot w/ lh-ig 2 relay energized J24 Junction connector a10 & e1 (left side of engine compt) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Left paddle shift switch Mode On-off Pad switch Paddle shift switch Pnk Red Shift switch right paddle Spiral cable (under steering wheel) Steering pad switch assembly Transmission floor shift assembly Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 4) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (3 of 4) for Lexus IS F 2008: 44 A10 A24 A25 A33 Canh Canl Circuit Combination meter assembly Computer data lines system Cruise ind Distance control ecu (behind left side of dash) E3 (left side of engine) Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Gnd Hot at all times Hot w/ ig2 relay energized Ig+ Ig2 Igb Input circuit J/c a10 & e1 (left side of engine compt) J34 J4 (behind right kick panel) Junction connector a33 & j80 (a33: at right j80 Junction connector j27 (behind left side of dash) Kick panel) (j80: behind right kick panel) Lcd (multi) Lgnd Lrdd Lrrd Micro computer Millimeter wave radar sensor (behind center of front grille) Mode Mpx+ Mpx- Mpx-b fuse 10a Pnk Red Right cowl side j/b (at right end of dash) Sgnd Speedometer Steering sensor (under left side of dash) Yaw rate sensor (under center console) Cruise Control Wiring Diagram, with Dynamic Radar Controls (4 of 4) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, with Dynamic Radar Controls (4 of 4) for Lexus IS F 2008: 53 (on left front wheel) left front speed sensor (on left rear wheel) left rear speed sensor (on right front wheel) right front speed sensor (on right rear wheel) right rear speed sensor A35 A58 Can+ Can- Canh Canl Computer data lines system E59 Electronically controlled transmission solenoid (on transmission) Fl+ Fl- Fr+ Fr- J77 Nc3b Nc3o Ntb Ntb red Nto Pnk Red Rl+ Rl- Rr+ Rr- Skid control ecu (behind right side of dash) Sl1+ Sl1+ red Sl1- Sl2+ Sl2- Sl3+ Sl3+ red Sl3- Sl4+ Sl4- Sl5+ Sl5- Slt+ Slt- Slu+ Slu- Sp1 Sp2b Sp2o Stp Tho1 Tps1 Transmission control ecu (left side of engine compt) Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (1 of 3) for Lexus IS F 2008: 59 +b2 +bm A2 (left rear corner of engine compt) Accelerator position sensor (top of accelerator pedal assembly) Batt Canh Canl Ccs Computer data lines system D13 E05 E2 (right rear of engine) E73 E74 Ecm (engine control module) (left front of engine compt) Efi fuse 25a Efi main Engine room j/b 2 (left side of engine compt) Engine room r/b 2 (left side of engine compt) Epa Epa2 Eta Etcs fuse 10a Ge01 Hot at all times Hot w/ ig2 relay energized Hot w/ lh-ig 1 relay energized Hot w/ rh-ig 1 relay energized Ign fuse 10a Igsw Junction connector a29 (at left kick panel) Junction connector a7 & a8 (left side of engine compt) Junction connector e73 & e74 (left side of engine compt) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Lh-ig fuse 10a Mrel Nca Park/neutral position switch assembly (on transmission) Pnk Red Relay Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Sftd Sftu Spd St1- Stop lamp switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Throttle body assembly (top of engine) Vcp2 Vcpa Vcta Vpa Vpa2 Vta Vta2 Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (2 of 3) for Lexus IS F 2008: 44 +res -set A10 A24 A25 A33 Cancel Circuit Combination meter assembly Computer data lines system Cruise control main switch Cruise ind E3 (left side of engine) Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Hot at all times Hot w/ ig2 relay energized Ig+ Ig2 Input circuit J24 J34 J4 (behind right kick panel) Junction connector a10 & e1 (left side of engine compt) Junction connector a33 & j80 (a33: at right j80 Junction connector j27 (behind left side of dash) Junction connector j70 (behind right side of dash) Kick panel) (j80: behind right kick panel) Lcd (multi) Left paddle shift switch Micro computer Mpx+ Mpx- Mpx-b fuse 10a On-off Paddle shift switch Pnk Red Right cowl side j/b (at right end of dash) Right paddle shift switch Speedometer Spiral cable (under steering wheel) Steering pad switch assembly Transmission floor shift assembly Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS F 2008 List of elements for Cruise Control Wiring Diagram, without Dynamic Radar Controls (3 of 3) for Lexus IS F 2008: 53 (on left front wheel) left front speed sensor (on left rear wheel) left rear speed sensor (on right front wheel) right front speed sensor (on right rear wheel) right rear speed sensor A35 A58 Can+ Can- Canh Canl Computer data lines system E59 Electronically controlled transmission solenoid (on transmission) Fl+ Fl- Fr+ Fr- J77 Nc3b Nc3o Ntb Ntb red Nto Pnk Red Rl+ Rl- Rr+ Rr- Skid control ecu (behind right side of dash) Sl1+ Sl1+ red Sl1- Sl2+ Sl2- Sl3+ Sl3+ red Sl3- Sl4+ Sl4- Sl5+ Sl5- Slt+ Slt- Slu+ Slu- Sp1 Sp2b Sp2o Stp Tho1 Tps1 Transmission control ecu (left side of engine compt)
DEFOGGERS Rear Defogger & Heated Mirrors Wiring Diagram for Lexus IS F 2008 List of elements for Rear Defogger & Heated Mirrors Wiring Diagram for Lexus IS F 2008: 49 A/c amplifier (behind right side of dash) A/c fuse 7.5a A11 A27 Computer data lines system D12 D13 D29 Defog fuse 50a Defog relay Ecu-ig lh fuse 10a Engine room r/b 1 (right rear of engine compt) Gnd Hot at all times Ig+ Ig1d J/c j70 (behind right side of dash) J/c q33 & q34 (above left rear wheelwell) J1 (behind left kick panel) J10 J28 J4 (behind right kick panel) J80 j/c a33 & j80 (a33: at right kick panel) a33 (j80: behind right kick panel) Left cowl side j/b (at left end of dash) Left outer rear view mirror assembly Lh- ig 1 relay Lh- ig 2 relay Lh-ig fuse 10a Mhtr Mir htr fuse 15a Mirror heater Mirror heater relay (left side of trunk) Mpx+ Mpx- Noise filter Noise filter & rear window defogger (q21: in left "c" pillar) (p19: in right "c" pillar) P1 (under right front seat) P19 P2 (in right "c" pillar) Pnk Power source control ecu (behind right side of dash) Q1 (under driver's seat) Q21 Q33 Q34 Rdfg Rear window defogger Right cowl side j/b (at right end of dash) Right outer rear view mirror assembly
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Lexus IS F 2008 List of elements for Electronic Power Steering Wiring Diagram for Lexus IS F 2008: 68 A10 A24 A25 A27 A31 A5 (right rear corner of engine compt) Bat C1 (right front of engine) Ca1h Ca1l Canh Canl Combination meter assembly Computer data lines system Computer micro Crank position sensor (right side of engine) D12 D14 Ecu-ig lh fuse 10a Ecu-ig rh fuse 10a Engine control module (left front of engine compt) Engine room j/b 1 & engine room r/b 1 (right rear of engine compt) Eps fuse 80a Ess Gauge fuse 7.5a Headlamp swivel ecu (left kick panel) Hot at all times Hot in on or start Incs Input circuit Insn J/c e74 (left side of engine compt) J/c j27 (behind left side of dash) J2 (under center console) J4 (behind right kick panel) J77 Left cowl side j/b (at left end of dash) Mpi1 Mpi2 Mpx-b fuse 10a Ne+ Ne- Network gateway ecu (at right end of dash) Oucs Ousn P/s ind Pgnd Pig Pnk Power steering ecu (right rear of engine compt) Power steering motor (lower front of engine compt) Red Right cowl side j/b (at right end of dash) Rzcs Rzg Rzsn Rzv Skid control ecu (behind right side of dash) Srzg Ss+ Ss- Ss1+ Ss1- Steering sensor (at steering column) Steering torque sensor (at power steering pump) Tqg1 Tqg2 Trqv
ENGINE PERFORMANCE
5.0L 5.0L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (1 of 8) for Lexus IS F 2008: 78 (left side of engine compt) j/c a9 +b2 A10 A2 (left rear corner of engine compt) Accr Batt C/opn relay Can+ Can- Canh Canl Computer data lines system Cooling fans system Ctsw D11 E2 (right rear of engine) Ecm (engine control module) (left front of engine compt) Efi 2 relay Efi fuse 25a Efi main relay Efii Efio Engine oil pressure switch (lower front of engine) Engine room j/b 2 (left side of engine compt) Engine switch Eo3 Epa Epa2 F/pmp fuse 25a Fpr Gnd2 Hot at all times Ht1b Ht2b Id code box (behind center of dash) Igsw Imi Imo Inj fuse 20a Inj relay Irel J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J4 (behind right kick panel) Kick down switch (under left side of dash) Ksw Mol Mops Mpx1 Mpx2 Mrel Nsw Ox1b Ox2b Pnk Power source control ecu (behind right side of dash) Red Rfc Right cowl side j/b (at right end of dash) Sftd Sftu Sksw Spd Ssw1 Ssw2 St1- Sta Star Starting/ charging system Starting/ charging system computer data lines system Stp Stsw Tach Transmissions system Vcp2 Vcpa Vpa Vpa2 5.0L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (2 of 8) for Lexus IS F 2008: 44 (in fuel tank) fuel sender gauge assembly (left side of engine compt) engine room r/b 2 (left side of engine compt) j/c a7 & a8 (on right side of engine compt) fuel pump resistor A25 A29 A33 A58 Combination meter assembly Computer data lines system Dome +b Efi 2 fuse 10a F/pmp relay Gauge fuse 7.5a Hot at all times Hot in on or start Ig 2 Ig2 Ign fuse 10a Input circuit Instrument cluster system J/c a29 (at left kick panel) J/c a33 & j80 (a33: at right kick panel) (j80: behind right kick panel) J/c a7 & a8 (left side of engine compt) J/c j10 & a29 (j10: (behind left kick panel) (a29: at left kick panel) J10 J34 J35 J80 Lcd (multi) Lcd (shift position) Master ind Mil ind Pnk Pump Q1 (near left "b" pillar) Red Right cowl side j/b (at right end of dash) Snow ind Sport ind Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Transmission control ecu (left side of engine compt) 5.0L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (3 of 8) for Lexus IS F 2008: 40 (left rear corner of engine compt) a2 A/f fuse 15a A/f relay A29 Accelerator position sensor (top of accelerator pedal assembly) Canister pressure sensor Canister pump module (rear of vehicle) E2 (right rear of engine) Engine oil level sensor (right side of oil pan) Engine room j/b 1 (right rear of engine compt) Engine room r/b 2 (left side of engine compt) Epa Epa2 Etcs fuse 10a Hot at all times Hot w/ ig 2 relay energized Ht1b Ht2b Ig 2 fuse 10a Inj2 fuse 20a Inj2 relay J/c e1 (left side of engine compt) J/c j10 & a29 (j10: behind left kick panel) (a29: at left kick panel) J10 Leak detection pump Nca Ox1b Ox2b Oxygen sensor (bank 1 sensor 2) (on exhaust system) Oxygen sensor (bank 2 sensor 2) (on exhaust system) Pnk Red Valve vent Vcp2 Vcpa Vpa Vpa2 Vvt fuse 40a Vvt lh relay Vvt rh relay 5.0L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (4 of 8) for Lexus IS F 2008: 56 (left side of engine compt) j/c a10 & e1 (right rear of engine) fuel pump assembly 2 (top of left cylinder bank) (top of right cylinder bank) (top rear of engine) driver injector 2 +b2 +bm A10 Aicv Direct fuel injector assembly 2 Direct fuel injector assembly 3 Direct fuel injector assembly 5 Direct fuel injector assembly 8 E2g E3 (left side of engine) E4 (left side of engine compt) E67 E68 Ecm (engine control module) (left front of engine compt) Ev1+ Ev1- Fp2+ Fp2- Fpd2 Fpf2 G1 (top of engine) Gnd Gnd2 Ij2+ Ij2- Ij3+ Ij3- Ij5+ Ij5- Ij8+ Ij8- Ijt2 Ijt3 Ijt5 Ijt8 Intake air flow mater sub assembly (right side of engine) Lif3 Lif4 Mpmp Nca Ne+ Ne- Pnk Ppmp Prg Red Tha Thw Vpmp Vsv (acis) (right side of engine compt) Vsv (purge) (left rear of engine) 5.0L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (5 of 8) for Lexus IS F 2008: 52 (left rear of engine) fuel pump assembly 1 (top of left cylinder bank) (top of right cylinder bank) (top rear of engine) driver injector 1 +b2 A10 Direct fuel injector assembly 1 Direct fuel injector assembly 4 Direct fuel injector assembly 6 Direct fuel injector assembly 7 E04 E26 E27 E3 (left side of engine) Ecm (engine control module) (left front of engine compt) Efi engine coolant temperature sensor (top of engine) Ekn2 Ekn3 Ekn4 Eknk Ev2+ Ev2- Fp+ Fp- Fpd Fpf G1 (top of engine) Gnd Gnd2 Ij1+ Ij1- Ij4+ Ij4- Ij6+ Ij6- Ij7+ Ij7- Ijt1 Ijt4 Ijt6 Ijt7 J/c a10 & e1 (left side of engine compt) Knk1 Knk2 Knk3 Knk4 Lif1 Lif2 Nca Pnk Red Transmissions system 5.0L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (6 of 8) for Lexus IS F 2008: 31 (left rear of engine) air fuel ratio sensor (bank 1 sensor 1) (left side of engine) vvt sensor (bank 1 exhaust side) (right side of engine) air fuel ratio sensor (bank 2 sensor 1) (right side of engine) vvt sensor (bank 2 exhaust side) (right side of engine) vvt sensor (bank 2 intake side) (top of engine) fuel pressure sensor A1a+ A1a- A2a+ A2a- Cam position sensor (right side of engine) Crank position sensor (right side of engine) Ex+ Ex- G22+ G22- Ha1a Ha2a Knock control sensor (bank 1 sensor 1) (top left side of engine) Knock control sensor (bank 1 sensor 2) (top left side of engine) Knock control sensor (bank 2 sensor 1) (top right side of engine) Knock control sensor (bank 2 sensor 2) (top right side of engine) Nca Ne- Pnk Red Vvl+ Vvl- Vvr+ Vvr- Vvt sensor (bank 1 intake side) (left side of engine) 5.0L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (7 of 8) for Lexus IS F 2008: 23 (left side of engine compt) e4 (right rear of engine) e2 (top left side of engine) ignition coils assembly (top right side of engine) ignition coils assembly Cam timing oil control valve assembly (bank 1) (front of left cylinder head) E73 E74 Gnd Igf1 Igf2 Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Igt7 Igt8 J/c e73 & e74 (left side of engine compt) Noise filter (ignition 1) (top left side of engine) Noise filter (ignition 2) (on right side of engine) Pnk Red 5.0L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS F 2008 List of elements for 5.0L, Engine Performance Wiring Diagram (8 of 8) for Lexus IS F 2008: 75 (left side of of engine compt) j/c a7 & a8 (right rear of engine) (top of left cylinder bank) port fuel injectors (top of right cylinder bank) port fuel injectors A1a+ A1a- A2a+ A2a- Alt Cam timing control w/ edu motor assembly (bank 1) (front of left cylinder bank) Cam timing control w/ edu motor assembly (bank 2) (front of right cylinder bank) Cam timing oil control valve assembly (bank 2) (front of right cylinder head) E02 E05 E3 (left side of engine) E61 E62 E64 E65 Ecm (engine control module) (left front of engine compt) Edt1 Edt2 Emd1 Emd2 Emf1 Emf2 Emr1 Emr2 Eo1 Eta Fpd Fpd2 Fpf1 Fpf2 G2+ G2- Ge01 Ha1a Ha2a Igf1 Igf2 Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Igt7 Igt8 Inj1 Inj2 Inj3 Inj4 Me01 Oe1+ Oe1- Oe2+ Oe2- Pgnd Pnk Red Sgnd Starting/ charging system Throttle body assembly (top of engine) Vcta Vta Vta2 Vtd Vtm Vtp Vts Vv1+ Vv1- Vv2+ Vv2-
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Lexus IS F 2008 List of elements for Backup Lamps Wiring Diagram for Lexus IS F 2008: 28 A24 Back- up light Bkup D18 E73 E74 Engine room r/b 1 (right rear of engine compt) Gnd Hot at all times Hot w/ lh-ig 1 relay energized J1 (behind left kick panel) J23 Junction connector e73 & e74 (left side of engine compt) Junction connector j27 (behind left side of dash) Junction connector q33 & q34 (above left rear wheelwell) Left cowl side j/b (at left end of dash) Left main body ecu Left rear light assembly Lh-ig fuse 10a Mpx-b fuse 10a Mpxb Park/neutral position switch assembly (on transmission) Q2 (left front of trunk) Q33 Q34 Right cowl side j/b (at right end of dash) Right rear light assembly Sgnd Exterior Lamps Wiring Diagram (1 of 3) for Lexus IS F 2008 List of elements for Exterior Lamps Wiring Diagram (1 of 3) for Lexus IS F 2008: 71 (behind right kick panel) j4 +ig A/c amplifier (behind right side of dash) A10 A15 A16 A24 A25 A29 A30 Assembly Auto Certification ecu (right side of trunk) Clock assembly integration control & panel assembly Combination meter D12 D14 D18 Dome+b Ecu- ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Gnd Hazard switch Head Headlight dimmer switch assembly Headlight swivel ecu (left kick panel) Hot at all times Hot w/ ig 2 relay energized Hot w/ lh-ig 1 relay energized Hot w/ rh-ig 1 relay energized Input circuit J1 (behind left kick panel) J10 J26 J34 J35 Junction connector a29 & j10 (a29: at left kick panel) (j10: behind left kick panel) Junction connector j27 (behind left side of dash) Junction connector j80 (behind right kick panel) Left cowl side j/b (at left end of dash) Left main body ecu Lh turn ind Lh-ig fuse 10a Light control switch Master switch Micro computer Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Network gateway ecu (at right end of dash) Off Pnk Power source control ecu (behind right side of dash) Power window regulator Red Rh turn ind Right cowl side j/b (at right end of dash) Tail Tail ind (except usa) Tire pressure warning ecu & receiver Turn switch W/ navigation W/o navigation Windshield wiper switch assembly Exterior Lamps Wiring Diagram (2 of 3) for Lexus IS F 2008 List of elements for Exterior Lamps Wiring Diagram (2 of 3) for Lexus IS F 2008: 66 (left front corner of engine compt) b2 (right front corner of engine compt) b1 A12 A13 A14 A17 A18 A2 (left rear corner of engine compt) A20 A24 A26 Acc Acc fuse 7.5a Altb Automatic light control sensor (behind left side of dash) Batb Becu Cltb Clte Clts D17 Ecu-ig lh fuse 10a Ecu-ig rh fuse 10a Engine room j/b 2 (left side of engine compt) Engine room r/b 1 (right rear of engine compt) Fr door rh fuse 20a Fr tail fuse 10a Fr tail relay Front controller G10 G11 Gnd1 Haz Hot at all times Hot w/ acc relay energized Hot w/ lh-ig 1 relay energized Hot w/ lh-ig 2 relay energized Hot w/ rh-ig 1 relay energized J1 (behind left kick panel) J17 J21 J4 (behind right kick panel) J74 J75 Junction connector j27 (behind left side of dash) Junction connector p24 & p25 (right front of trunk) Left cowl side j/b (at left end of dash) Left headlight assembly Lh-ig fuse 10a Marker Mpx-b fuse 10a Mpx1 Mpx2 P24 P25 Parking Pnk Red Right cowl side j/b (at right end of dash) Right headlight assembly Right main body ecu Ti & te fuse 20a Trly Turn Turn signal flasher (behind left side of dash) Turn- haz fuse 15a Exterior Lamps Wiring Diagram (3 of 3) for Lexus IS F 2008 List of elements for Exterior Lamps Wiring Diagram (3 of 3) for Lexus IS F 2008: 53 A29 A35 Back-up Backup lamps circuit Brk-lp relay Center stop light set D12 Engine room j/b 1 (right rear of engine compt) Engine room r/b 3 (left rear of engine compt) Gnd Hot at all times Hot w/ lh-ig 1 relay energized J1 (behind left kick panel) J10 J24 J77 Junction connector a29 & j10 (a29: at left kick panel) (j10: behind left kick panel) Junction connector a7 & a8 (left side of engine compt) Junction connector j27 (behind left side of dash) Junction connector q33 & q34 (above left rear wheelwell) Left cowl side j/b (at left end of dash) Left license plate light assembly Left rear combination light assembly Lh j/b- am fuse 80a Lh- ig fuse 10a Marker ind Noise filter (stop lamp) (left side of trunk) Out Pnk Q33 Q34 Q40 Q46 Q50 Q51 Red Right cowl side j/b (at right end of dash) Right license plate light assembly Right rear combination light assembly Skid control ecu (behind right side of dash) Stop light control relay (behind center of dash) Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Stop/ tail ind Stp Stp1 Stp2 Stpo Tail fuse 10a Tail ind Tail relay Trn Turn
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (1 of 7) for Lexus IS F 2008: 48 A/f relay A1 (left rear corner of engine compt) A2 (left rear corner of engine compt) A27 A3 (left rear corner of engine compt) A31 A35 A4 (right rear corner of engine compt) A5 (right rear corner of engine compt) A58 Brake actuator assembly Brake fluid level warning switch (brake master cylinder reservoir assembly) Brake pedal load sensing switch Compressor assembly Ecm (engine control module) Efi 2 relay Efi main relay Engine room j/b 2 (left side of engine compt) Engine room r/b 2 (left side of engine compt) Front blower w/ fan motor sub- assembly Front controller Headlight cleaner control relay Headlight swivel ecu assembly Ig2 relay J3 (under center console) J66 J78 Junction connector a15 Junction connector a20 (upper left kick panel) Junction connector a9 (left side of engine compt) Kick down switch assembly Left vvt relay Level warning switch assembly Nca Noise filter (ghost buster) P27 P3 (right side of trunk) Power steering ecu assembly Radio receiver assembly Right vvt relay Skid control ecu assembly St cut relay Stereo component amplifier assembly Stereo jack adapter assembly shield Transmission control ecu assembly Windshield washer motor & pump assembly Windshield wiper motor assembly Wireless door lock buzzer Ground Distribution Wiring Diagram (2 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (2 of 7) for Lexus IS F 2008: 41 (w/ dynamic radar cruise control) distance control ecu assembly (w/ dynamic radar cruise control) millimeter wave radar sensor assembly A10 A58 Air fuel ratio sensor (bank 1 sensor 1) shield Air fuel ratio sensor (bank 2 sensor 1) shield Cam timing control w/ edu motor assembly (bank 1) Cam timing control w/ edu motor assembly (bank 2) Canister pump module Data link connector (dlc) 3 E2 (right rear of engine) E27 E3 (left side of engine) E4 (left side of engine compt) E58 E61 E62 E64 E65 E68 Ecm (engine control module) Engine oil level sensor Fuel pump assembly 1 shield Fuel pump assembly 2 shield Ignition coil assembly Inj 2 relay shield Inj relay shield Injector driver 1 Injector driver 2 J24 Junction connector a10 & e1 (left side of engine compt) Junction connector j70 (behind right side of dash) Knock sensor shields Nca Noise filter (ignition 1) Noise filter (ignition 2) Oxygen sensor (bank 1 sensor 2) shield Oxygen sensor (bank 2 sensor 2) shield Spiral cable sub- assembly Transmission control ecu assembly Transmission floor shift assembly Ground Distribution Wiring Diagram (3 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (3 of 7) for Lexus IS F 2008: 38 (w/ navigation) multi- display A10 Acc relay Center air bag sensor assembly Cigarette lighter assembly Combination meter assembly D11 D17 Defog relay Engine room r/b 1 (right rear of engine compt) Engine switch Fan relay 1 Fan relay 2 Id code box J34 J4 (behind right kick panel) J47 J50 J78 Junction connector j71 (behind right side of dash) Junction connector j80 (behind right kick panel) K10 Left visor assembly Luggage compartment door opening cancel switch assembly Luggage door opening switch assembly Noise filter Overhead module Power source control ecu Power tilt motor Pwr point relay Rh-ig1 relay Right cowl side j/b (at right end of dash) Right main body ecu Right visor assembly Skid control ecu assembly Starter relay Steering lock actuator assembly To j2 (diagram 4 of 7) Ground Distribution Wiring Diagram (4 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (4 of 7) for Lexus IS F 2008: 40 (if equipped) sliding roof control ecu (w/ navigation) clock assembly (w/ navigation) overhead module shield (w/o navigation) integration control & panel assembly A/c amplifier assembly Center air bag sensor assembly Cigarette lighter assembly Combination meter assembly Console box illumination light assembly D12 Data link connector (dlc 3) From right cowl side j/b (diagram 3 of 7) Glove box light assembly J1 (behind left kick panel) J2 (under center console) J26 J34 J47 J58 Junction connector j27 (behind left side of dash) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Left main body ecu Lh-ig1 relay Lh-ig2 relay Multiplex tilt & telescopic ecu Nca Network gateway ecu Pattern select switch assembly 1 Satellite switch set Seat heater switch Shift lock control ecu sub- assembly Steering lock actuator assembly Steering sensor Stop light control relay assembly Tire pressure warning ecu & receiver Turn signal flasher assembly Vsc off switch Windshield wiper switch assembly Yaw rate sensor Ground Distribution Wiring Diagram (5 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (5 of 7) for Lexus IS F 2008: 34 (w/ parking assist) clearance warning ecu assembly Fuel lid w/ motor lock assembly Fuel sender gauge assembly Junction connector q35 (above left rear wheelwell) Junction connector q7 & u1 (under driver's seat) Junction connector u11 (under driver's seat) Left front door electrical key oscillator Left front door lock assembly Left front lumbar power seat switch Left front position control ecu & switch assembly Left front seat inner belt assembly Left license plate light assembly Left outer mirror control ecu assembly Left outer rear view mirror assembly Left rear combination light assembly Left rear door w/ motor lock assembly Left rear light assembly Left rear power window regulator switch assembly Left seat back climate control blower Left seat cushion climate control blower Left seat heater control sub- assembly Luggage compartment door lock assembly Luggage compartment door lock cylinder Luggage electrical key switch M10 Power window regulator master switch assembly Q1 (under driver's seat) Q2 (left front of trunk) Right rear combination light assembly Right rear light assembly Seat belt control ecu Stop center light set W/ climate control seat W/o climate control seat Ground Distribution Wiring Diagram (6 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (6 of 7) for Lexus IS F 2008: 28 Certification ecu assembly Door control receiver Junction connector p26 (right front of trunk) Junction connector t11 (in right front seat) Junction connector t14 (under right front seat) L10 Noise filter (defogger) & rear window defogger (back door glass) Occupant detection ecu P1 (under right front seat) P19 P2 (in right "c" pillar) Power outlet socket assembly Right front door control switch assembly Right front door electrical key oscillator Right front door lock assembly Right front power window regulator switch assembly Right front seat inner belt assembly Right front seat lumbar power seat switch Right front seat position control ecu & switch assembly Right outer mirror control ecu assembly Right outer rear view mirror assembly Right rear door w/ motor lock assembly Right rear power window regulator switch assembly Right seat back climate control blower Right seat cushion climate control blower Right seat heater control assembly W/ climate control seat W/o climate control seat Ground Distribution Wiring Diagram (7 of 7) for Lexus IS F 2008 List of elements for Ground Distribution Wiring Diagram (7 of 7) for Lexus IS F 2008: 22 B1 (right front corner of engine compt) B14 B2 (left front corner of engine compt) C1 (right front of engine) Cooling fan ecu Cooling fan ecu 2 Direct fuel injector assembly 1 Direct fuel injector assembly 2 Direct fuel injector assembly 3 Direct fuel injector assembly 4 Direct fuel injector assembly 5 Direct fuel injector assembly 6 Direct fuel injector assembly 7 Direct fuel injector assembly 8 Engine hood courtesy switch G1 (top of engine) Left fog light assembly Left headlight assembly Power steering motor shield Right fog light assembly Right headlight assembly Smog ventilation sensor
HEADLIGHTS Adaptive Front Lighting Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Adaptive Front Lighting Wiring Diagram (1 of 2) for Lexus IS F 2008: 61 A2 (left rear corner of engine compt) A27 A28 A35 Bl1+ Bl1- Bl2+ Bl2- Br1+ Br1- Br2+ Br2- Computer data lines system Flo Fro H-lp lvl fuse 7.5a Headlamp leveling motor Headlamp swivel motor Headlight swivel ecu (left kick panel) Hot in on or start J/c a20 (upper left kick panel) J/c a9 (left side of engine compt) K10 Left cowl side j/b (at left end of dash) Left front height control sensor sub-assembly (left front of engine compt) Left headlight assembly Left rear height control sensor sub-assembly (under left rear of vehicle) Ll1+ Ll1- Ll2+ Ll2- Lr1+ Lr1- Lr2+ Lr2- Motor Mpx1 Mpx2 Pnk Red Right headlight assembly Sbf Sbr Sensor Sgf Sgr Shb Shfl Shg Shrl Skid control ecu (behind right side of dash) Smbl Smbr Smgl Smgr Sml Smr Spdl Spdr Ss+ Ss- Adaptive Front Lighting Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Adaptive Front Lighting Wiring Diagram (2 of 2) for Lexus IS F 2008: 42 +ig A10 A24 A25 Afs off ind Auto Combination meter assembly Computer data lines system Dimmer switch Engine room r/b 1 (right rear of engine compt) Flash Gauge fuse 7.5a Head Headlamp dimmer switch assembly High Hot at all times Hot in on or start Ig2 Input circuit J/c j27 (behind left side of dash) J21 J26 J34 J4 (behind right kick panel) J74 J75 Light control switch Low Main body ecu Micro computer Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Off Right cowl side j/b (at right end of dash) Ssi+ Ssi- Steering sensor (under left side of dash) Tail Windshield wiper switch assembly Headlamps Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus IS F 2008: 77 +ig 10l A10 A11 A24 A25 Acc Acc fuse 7.5a Altb Auto Automatic light control sensor (behind left side of dash) Batb Beam ind Becu Cltb Clte Clts Combination meter assembly Computer data lines system D12 D14 D17 Dcty Dimmer switch Dome +b Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Flash Fog switch Fr door rh fuse 20a Front fog ind Gauge fuse 7.5a Gnd1 Head Head ind (usa) Headlight dimmer switch assembly High Hot at all times Hot in on or acc Hot in on or start Hrly Ig2 Input circuit J/c j27 (behind left side of dash) J2 (under center console) J21 J26 J34 J4 (behind right kick panel) J74 J75 Lcty Left cowl side j/b (at left end of dash) Left front door courtesy switch (on left "b" pillar) Left rear door courtesy switch (on left "c" pillar) Light control switch Low Main body ecu Micro computer Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Off Parking brake switch (top of parking brake lever) Pcty Pkb Rcty Red Right cowl side j/b (at right end of dash) Right front door courtesy switch (on right "b" pillar) Right rear door courtesy switch (on right "c" pillar) Tail Ti & te fuse 20a To left cowl side j/b (diagram 2 of 2) Windshield wiper switch assembly Headlamps Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus IS F 2008: 31 A2 (left rear corner of engine compt) B1 (right front corner of engine compt) B2 (left front corner of engine compt) D18 Ecu-ig lh fuse 10a Engine room j/b 1 & engine room r/b 1 (right rear of engine compt) Engine room j/b 2 & engine room r/b 2 (left side of engine compt) Fr fog fuse 15a Fr fog relay Fr tail fuse 10a From j/c j27 (diagram 1 of 2) Front controller G12 G13 H-lp l lwr fuse 15a H-lp r lwr fuse 15a H-lp upr fuse 15a Head lp relay High Hot at all times Hot in on or start J/c a33 (at right kick panel) Left cowl side j/b (at left end of dash) Left fog lamp assembly Left headlight assembly Light control ecu Low (hid) Main fuse 30a Right fog lamp assembly Right headlight assembly Solenoid
HORN Horn Wiring Diagram for Lexus IS F 2008 List of elements for Horn Wiring Diagram for Lexus IS F 2008: 28 A2 (left rear corner of engine compt) A24 Computer data lines system D18 Ecu- ig lh fuse 10a Engine room r/b 1 (left rear of engine compt) Engine room r/b 2 (left side of engine compt) Front controller High pitched horn assembly (in front of radiator) Horn Horn fuse 10a Horn relay Horn switch Hot at all times Hot in on or start J/c a9 (left side of engine compt) J/c j27 (behind left side of dash) J24 Left cowl side j/b (at left end of dash) Low pitched horn assembly (in front of radiator) Mpx-b fuse 10a Mpx1 Mpx2 Power source control ecu (behind right side of dash) Right cowl side j/b (at right end of dash) Spiral cable (under steering wheel) Steering pad switch Windshield wiper switch
INSTRUMENT CLUSTER Clock Wiring Diagram for Lexus IS F 2008 List of elements for Clock Wiring Diagram for Lexus IS F 2008: 38 A24 Acan Acc Acc fuse 7.5a Acc relay Accd Clock assembly Combination meter D12 D14 D27 Engine room r/b 1 (right rear of engine compt) Exterior lights system Hot at all times Ig+ Ig1d Ill Ill+ Ill- Integrated control & panel assembly Interior lights system J/c j27 (behind left side of dash) J1 (behind left kick panel) J35 J4 (behind right kick panel) J75 Left cowl side j/b (at left end of dash) Mpx-b fuse 10a Pbew Pblt Pnk Power source control ecu (behind right side of dash) Rh ecu-ig fuse 10a Rh ig 1 relay Right cowl side j/b (at right end of dash) Right main body ecu (in right cowl side j/b) W/ navigation system W/o navigation system Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Lexus IS F 2008: 71 A11 A2 (left rear corner of engine compt) A29 A30 A33 Acc Acc fuse 7.5a Body ecu Canh Canl Computer data lines system D18 Data link connector 3 (behind lower left side of dash) Dcty E3 (left side of engine) Ecu-ig lh fuse 10a Engine control module (left front of engine compt) Engine oil level sensor (right side of of oil pan) Engine oil pressure switch assembly (lower front of engine) Engine room j/b 2 (left side of engine compt) Front controller Fuel sender gauge assembly (in fuel tank) Fuel sender gauge assembly (sub) (in fuel tank) Gnd Hot in on or acc Hot w/ ig2 relay energized J/c a9 (left side of engine compt) J/c e1 (left side of engine compt) J/c j10 & a29 (j10: behind left kick panel) (a29: at left kick panel) J/c j80 & a33 (j80: behind right kick panel) (a33: at right kick panel) J/c q36 (above left rear wheelwell) J10 J24 J3 (under center console) J50 J63 J66 J75 J80 Lcty Left cowl side j/b (at left end of dash) Left front door courtesy switch (on left "b" pillar) Left rear door courtesy switch (on left "c" pillar) Level warning switch (in washer reservoir) Lgcy Luggage compartment door lock assembly (center rear of luggage compartment lid) Main body ecu Mol Mops Mpx1 Mpx2 Multi- display P30 Pcty Pnk Power source control ecu (behind right side of dash) Q2 (left front of trunk) Radio receiver assembly Rcty Red Right cowl side j/b (at right end of dash) Right front door courtesy switch (on right "b" pillar) Right rear door courtesy switch (on right "c" pillar) Right steering pad switch Spd Spiral cable sub-assembly (under steering wheel) Steering pad switch assembly Stereo component amplifier assembly (right rear of trunk) Swg Tac Tach
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus IS F 2008: 58 (behind right kick panel) j4 A11 Am1 Am2 Am2 fuse 7.5a Bdcy D11 D17 Dcty Dcyl Engine switch Foot light Gnd1 Gnd2 Hot at all times Ile J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J/c l11 (in right front door) J/c m14 (in left front door) J/c p24 & p25 (right front of trunk) J/c q33 & q34 (above left rear wheelwell) J/c q36 (above left rear wheelwell) J2 (under center console) J4 (behind right kick panel) J75 L10 Lcty Left cowl side j/b (at left end of dash) Left front door courtesy light assembly Left front door courtesy switch (on left "b" pillar) Left outer rear view mirror assembly Left rear door courtesy switch (on left "c" pillar) Lgcy Luggage door lock assembly (center rear of luggage compt lid) Luggage room light diode (left side of trunk) Luggage room light noise filter (left side of trunk) Main body ecu P24 P25 Parking brake switch (top of parking brake lever) Pcty Pcyl Pkb Pnk Power source control ecu (behind right side of dash) Q2 (left front of trunk) Q33 Q34 Rcty Red Right cowl side j/b (at right end of dash) Right front door courtesy light assembly Right front door courtesy switch (on right "b" pillar) Right outer rear view mirror assembly Right rear door courtesy switch (on right "c" pillar) Room light assembly 2 Swil Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus IS F 2008: 35 A29 D11 Dome fuse 10a Dome light Door Engine room 1 r/b (right rear of engine compt) Fspt Hot at all times J/c a29 & j10 (a29: at left kick panel) (j10: behind left kick panel) J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J10 J4 (behind right kick panel) J75 Left front map light Left front map light switch Left interior illumination light assembly 1 Left rear map light Left vanity lamp Left visor assembly Main body ecu On/off Overhead module (center front of roof) Pnk Red Right cowl side j/b (at right end of dash) Right front map light Right front map light switch Right interior illumination light assembly 1 Right rear map light Right vanity lamp Right visor assembly Shift illum- ination Spot light assembly Ul2 Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus IS F 2008: 59 (behind left side of dash) A24 Acc Acc fuse 7.5a Auto Becu Cigarette lighter assembly Clock assembly Computer data lines system Console box illumination light assembly D12 D17 D20 D27 Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Glove box light assembly Gnd Gnd1 Gnd2 Head Headlight dimmer Hot at all times Hot in on or acc Hot in on or start Ill+ Ill- Integrated control & panel assembly J/c j27 J/c j27 (behind left side of dash) J2 (under center console) J26 J3 (under center console) J4 (behind right kick panel) J63 J66 Left cowl side j/b (at left end of dash) Left front center register illum- ination Light control switch Main body ecu Mpx-b fuse 10a Mpx1 Mpx2 Multi- display (w/ navi- gation) Off Panel fuse 7.5a Radio receiver assembly Right cowl side j/b (at right end of dash) Right front center register illum- ination Right interior illum- ination light asse- mbly 2 Satellite switch Swg Switch assembly Tail Tail relay Trly W/ navi- gation W/o navi- gation Windshield wiper switch assembly Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus IS F 2008: 30 A10 A25 Assembly 2 Combination meter Computer data lines system Gauge fuse 7.5a Headlamp cleaner switch Hot in on or start Ig+ Ill+ Ill- J/c j70 (behind right side of dash) J24 J34 J35 J4 (behind right kick panel) Left interior illumination Light Light control rheostat Luggage door opener switch Mpx+ Mpx- Pad switch assembly Pattern select switch assembly Pnk Right cowl side j/b (at right end of dash) Seat heater switch Shift position indicator Spiral cable (under steering wheel) Vsc off switch
MEMORY SYSTEMS Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Driver"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS F 2008: 50 (under driver's seat) junction connector q7 & u1 Ca1h Ca1l Canh Canl Computer data lines system D13 D18 E73 E74 Ecm (engine control module) (left front of engine compt) Fr door lh fuse 20a Fr p/ seat lh fuse 30a Frv+ Frv- Gnd Hot at all times J1 (behind left kick panel) J18 J22 J29 J77 Junction connector e73 & e74 (left side of engine compt) Junction connector m14 (in left front door) Left cowl side j/b (at left end of dash) Left front lumbar power seat switch Left front position control ecu & sw (below left side of driver's seat) Left power seat lift position motor (under driver's seat) Left power seat lumbar support motor (in driver's seat back) Left power seat reclining position motor (in driver's seat back) Left power seat slide position motor (under driver's seat) Left power seat vertical position motor (under driver's seat) Lft+ Lft- Lh-ig 1 relay Lh-ig fuse 10a Mpd1 Mpd2 Mpx1 Network gateway ecu (at right end of dash) Park/neutral position switch assembly (on transmission) Pnk Q1 (under driver's seat) Rcl+ Rcl- Red Skid control ecu (behind right side of dash) Sld+ Sld- Sysb Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Driver"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS F 2008: 48 (in right "c" pillar) p2 (under driver's seat) q1 A20 A24 Ant Asel Bdr Certification ecu (right side of trunk) Computer data lines system Cpub D12 D14 Data Dcty Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Gnd Hot at all times Ig1d J21 J4 (behind right kick panel) J75 Junction connector j27 (behind left side of dash) Junction connector q36 (above left rear wheelwell) Left front door courtesy switch (on left "b" pillar) Left front seat memory switch Left outer mirror control ecu (in left front door) Mpx-b fuse 10a Mpx1 Mpx2 Mswe Nca Pnk Power source control ecu (behind right side of dash) Rco Rda Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right main body ecu Rssi Set Sig Sil1 Sile Trunk) Memory Mirrors Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Memory Mirrors Wiring Diagram (1 of 2) for Lexus IS F 2008: 69 (behind right side of dash) power source control ecu A20 A24 Adjust switch Ant Asel Bdr Ca1h Ca1l Certification ecu (right side of trunk) Computer data lines system Cpub D12 D14 Data Dcty Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of trunk) Down Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Fr door rh fuse 20a Gnd Hot at all times Hssr Ig1d J15 J18 J21 J4 (behind right kick panel) J74 J75 Junction connector l11 (in right front door) Junction connector p24 (right front of trunk) L10 Left Left front door courtesy switch (on left "b" pillar) Left/right motor Lt/up Mirb Mire Mirs Mpd1 Mpd2 Mpx-b fuse 10a Mpx1 Mpx2 Msw Nca Network gateway ecu (at right end of dash) Outer mirror switch assembly P1 (under right front seat) P2 (in right "c" pillar) Pnk Rco Rda Red Rh-ig 1 relay Right Right cowl side j/b (at right end of dash) Right main body ecu Right outer mirror control ecu (in right front door) Right outer rear view mirror assembly Rssi Rt/dn Select switch Sig Up/down motor Vssr Memory Mirrors Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Memory Mirrors Wiring Diagram (2 of 2) for Lexus IS F 2008: 43 (above left rear wheelwell) Bdr Canh Canl Computer data lines system Cpub D13 D18 E73 E74 Ecm (engine control module) (left front of engine compt) Fr door lh fuse 20a Gnd Hot at all times Hssr J1 (behind left kick panel) J29 J77 Junction connector e73 & e74 (left side of engine compt) Junction connector j27 (behind left side of dash) Junction connector m14 (in left front door) Junction connector q36 Left cowl side j/b (at left end of dash) Left front memory switch Left outer mirror control ecu (in left front door) Left outer rear view mirror assembly Left/right motor Lh-ig 1 relay Lh-ig fuse 10a M10 Mpx1 Mswe Park/neutral position switch assembly (on transmission) Pnk Q1 (under driver's seat) Red Set Sig Sil1 Sile Skid control ecu (behind right side of dash) Up/down motor Vssr Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (1 of 2) for Lexus IS F 2008: 64 (behind right side of dash) power source control ecu (in right "c" pillar) p2 (on steering A15 A18 A20 A24 Ant Asel Bdr Certification ecu (right side of trunk) Column) Computer data lines system Cpub D12 D14 Data Dcty Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of Ecu-ig rh fuse 10a Ecub Engine room r/b 1 (right rear of engine compt) Gnd Hot at all times Ig1d J2 (under center console) J21 J4 (behind right kick panel) J75 Left front door courtesy switch (on left "b" pillar) Left front seat memory switch Left outer mirror control ecu (in left front door) Mpx-b fuse 10a Mpx1 Mpx2 Mswe Multiplex tilt & telescopic ecu (on steering column) Nca Pnk Power tilt motor Q1 (under driver's seat) Rco Rda Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right main body ecu Rssi Set Sig Sil1 Sile Telescopic sensor Tem+ Tem- Tes Ti & te fuse 20a Tim+ Tim- Tis Trunk) Vce Vci Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram (2 of 2) for Lexus IS F 2008: 44 (at left end of dash) left cowl side j/b (behind left side of dash) junction connector j27 Ca1h Ca1l Canh Canl Computer data lines system D12 D13 D18 Down E74 Ecm (engine control module) (left front of engine compt) Fr door lh fuse 20a Gnd Headlamp dimmer switch assembly Hot at all times J1 (behind left kick panel) J2 (under center console) J26 J29 J77 Junction connector e73 & e74 (left side e73 of engine compt) Junction connector j27 (behind left side of dash) Junction connector m14 (in left front door) Junction connector q36 (above left rear wheelwell) Left cowl side j/b (at left end of dash) Lh-ig 1 relay Lh-ig fuse 10a Long Mpd1 Mpd2 Mpx1 Mpx2 Msw Network gateway ecu (at right end of dash) Park/neutral position switch assembly (on transmission) Pnk Red Short Skid control ecu (behind right side of dash) Switch Tilt & telescopic Windshield wiper switch assembly Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Passenger"s Memory Seat Wiring Diagram (1 of 2) for Lexus IS F 2008: 49 (in right front seat) junction connector t11 Ca1h Ca1l Canh Canl Certification ecu (right side of trunk) Computer data lines system D13 E73 E74 Ecm (engine control module) (left front of engine compt) Fr door rh fuse 20a Fr p/ seat rh fuse 30a Frv+ Frv- Gnd Hot at all times J1 (behind left kick panel) J29 J77 Junction connector e73 & e74 (left side of engine compt) Left cowl side j/b (at left end of dash) Lft+ Lft- Lh-ig 1 relay Lh-ig fuse 10a Mpd1 Mpd2 Mpx1 Mpx2 Network gateway ecu (at right end of dash) P1 (under right front seat) Park/neutral position switch assembly (on transmission) Pnk Rcl+ Rcl- Red Right cowl side j/b (at right end of dash) Right front lumbar power seat switch Right front position control ecu & switch (below right side of front passenger's seat) Right power seat lift position motor (under right front seat) Right power seat lumbar support motor (in right front seat back) Right power seat reclining position motor (in right front seat back) Right power seat slide position motor (under right front seat) Right power seat vertical position motor (under right front seat) Skid control ecu (behind right side of dash) Sld+ Sld- Sysb Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Passenger"s Memory Seat Wiring Diagram (2 of 2) for Lexus IS F 2008: 34 (right front of trunk) junction connector p24 & p25 Bdr Computer data lines system Cpub D12 Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Hot at all times Ig1d J15 J18 J20 J21 J4 (behind right kick panel) J75 Junction connector l11 (in right front door) Mpx-b fuse 10a Mpx1 Mpx2 Mswe P24 P25 Pcty Pnk Power source control ecu (behind right side of dash) Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right front door courtesy switch (on right "b" pillar) Right front seat memory switch Right main body ecu Right outer mirror control ecu (in right front door) Set Sig
NAVIGATION Rear Sonar Wiring Diagram for Lexus IS F 2008 List of elements for Rear Sonar Wiring Diagram for Lexus IS F 2008: 84 (above left rear wheelwell) j/c q35 (at left end of dash) left cowl side j/b (behind right side of dash) skid control ecu (left front of trunk) q2 (under center console) j2 A30 Bkup Ca1h Ca1l Canh Canl Cbz Clearance sonar ind Clearance warning buzzer 1 (under center of dash) Clearance warning ecu (left side of trunk) Combination meter Computer data lines system D12 D13 E73 E74 Engine control module (ecm) (left front of engine compt) Engine controls system Gnd Gtx+ Gtx- Hot at all times Ig1d Input circuit Instrument cluster system J/c e73 & e74 (left side of engine compt) J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J/c q33 (above left rear wheelwell) J1 (behind left kick panel) J1 (left kick panel) J12 J16 J21 J23 J34 J4 (behind right kick panel) J75 J77 L10 Left cowl side j/b (at left end of dash) Left front ultrasonic sensor 1 (left front of vehicle) Left main body ecu Left rear ultrasonic sensor 1 (left corner of rear bumper) Left rear ultrasonic sensor 2 (left side of rear bumper) Lh-ig 1 relay Lh-ig fuse 10a Lsel Micro computer Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx1 Mpx2 Navigation system (navigation circuit) Ne+ Ne- Network gateway ecu (at right end of dash) Park/ neutral position switch assembly (on transmission) Parking brake switch (top of parking brake lever) Pkb Pnk Power source control ecu (behind right side of dash) Red Rh-ig 1 relay Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Right front ultrasonic sensor 1 (right front of vehicle) Right main body ecu Right rear ultrasonic sensor 1 (right corner of rear bumper) Right rear ultrasonic sensor 2 (right side of rear bumper) Rsel Satellite switch set Set Sp1 Speedometer Rear View Monitoring Wiring Diagram for Lexus IS F 2008 List of elements for Rear View Monitoring Wiring Diagram for Lexus IS F 2008: 74 A10 A30 A33 Back Bkup Ca1h Ca1l Canh Canl Combination meter Computer data lines system Controls system D12 D13 E73 E74 Engine Engine control module (ecm) (left front of engine compt) Gnd Gtx+ Gtx- Hot at all times Ig1d Ind Input circuit J/c a33 & j80 (a33: at right kick panel) (j80: behind right kick panel) J/c e73 & e74 (left side of engine compt) J/c j27 (behind left side of dash) J/c q33 (above left rear wheelwell) J1 (behind left kick panel) J2 (under center console) J21 J23 J34 J50 J74 J75 J77 J80 L10 Left cowl side j/b (at left end of dash) Left main body ecu Lh-ig 1 relay Lh-ig fuse 10a Micro computer Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx1 Mpx2 Multi-display (w/ navigation) Navigation system (navigation circuit) Ne+ Ne- Network gateway ecu (at right end of dash) P30 Park/ neutral position switch assembly (on transmission) Parking brake switch (top of parking brake lever) Pkb Pnk Power source control ecu (behind right side of dash) Red Rev Right cowl side j/b (at right end of dash) Right main body ecu Seuc Skid control ecu (behind right side of dash) Sp1 Spd Speedometer Stereo component amplifier (right rear of trunk)
PASSIVE RESTRAINTS Passive Restraints Wiring Diagram for Lexus IS F 2008 List of elements for Passive Restraints Wiring Diagram for Lexus IS F 2008: 26 (in right front seat) j/c t11 (under driver's seat) j/c q7 & u1 Buckle switch D12 D13 Hot at all times Ig fuse 10a Ig fuse 7.5a Ig1d J/c q7 & u1 (under driver's seat) J1 (behind left kick panel) J11 J13 J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Left front seat inner belt assembly (under driver's seat) Left front tension reducer (left front seat outer belt assembly) (base of left "b" pillar) Left ig1 relay P1 (under right front seat) Pnk Power source control ecu (behind right side of dash) Q1 (under driver's seat) Right cowl side j/b (at right end of dash) Right front seat inner belt assembly (under right front seat) Right front tension reducer (right front seat outer belt assembly) (base of right "b" pillar) Right ig1 relay
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Lexus IS F 2008 List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus IS F 2008: 50 A/f fuse 15a Abs 3 fuse 25a Alt fuse 180a Alt-s fuse 7.5a Anti-lock brakes system Battery Cooling fans system Cruise control, engine controls & transmissions systems E/g-am fuse 60a E/g-b fuse 60a Electronic power steering system Engine controls system Engine room j/b 1 & engine room r/b 1 (right rear of engine compt) Engine room j/b 2 & engine room r/b 2 (left side of engine compt) Eps fuse 80a Etcs fuse 10a Exterior lights system Fan 1 fuse 40a Fr ctrl-am fuse 30a Fr ctrl-b fuse 25a Fr fog fuse 15a Fr fog relay Fr tail fuse 10a Fr tail relay From e/g-am fuse (diagram 1 of 5) From e/g-b fuse (diagram 1 of 5) Front controller H-lp cln fuse 30a H-lp upr fuse 15a Horn fuse 10a Horn relay Inj2 fuse 25a Pnk Rad 1 fuse 30a Rad 2 fuse 30a Red Shift interlock system Sound & navigation systems Starter fuse 30a Starting/ charging system Str lock fuse 25a To abs 1 fuse (diagram 2 of 5) To fan 2 fuse (diagram 2 of 5) To fr ctrl-am fuse (diagram 1 of 5) To fr ctrl-b fuse (diagram 1 of 5) Turn/ haz fuse 15a Vvt fuse 40a Wash relay Washer fuse 20a Wiper/ washer system Power Distribution Wiring Diagram (2 of 5) for Lexus IS F 2008 List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus IS F 2008: 25 Abs 1 fuse 50a Air conditioning system Anti-lock brakes system Cds fuse 10a Cooling fans system D/c cut fuse 20a Defog fuse 50a Defogger system Dome fuse 10a Engine room j/b 1 & engine room r/b 1 (right rear of engine compt) Fan 2 fuse 40a From fan 1 fuse (diagram 1 of 5) From rad 2 fuse (diagram 1 of 5) Head lp relay Heater fuse 50a Instrument cluster, interior lights & garage door opener systems Junction connector a15 (left rear of engine compt) Lh j/b-am fuse 80a Main fuse 30a Mpx-b fuse 10a Noise filter (ghost buster) (right side of engine compt) Rh j/b-am fuse 80a To a/c fuse (diagram 4 of 5) To ig2 main fuse (diagram 3 of 5) To stop sw fuse (diagram 4 of 5) Power Distribution Wiring Diagram (3 of 5) for Lexus IS F 2008 List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus IS F 2008: 56 A2 (left rear corner of engine compt) A23 A25 A27 A29 Accd Am1 Am2 Am2 fuse 7.5a Batb Cruise control, engine controls, transmissions & anti-lock brakes systems D11 Efi 2 relay Efi fuse 25a Efi main relay Engine controls & transmissions systems Engine controls system Engine room j/b 1 & engine room r/b 1 (right rear of engine compt) Engine room j/b 2 & engine room r/b 2 (left side of engine compt) Engine switch F/pmp fuse 25a Fr door rh fuse 20a From d/c cut fuse (diagram 2 of 5) Gauge fuse 7.5a Ig 2 fuse 10a Ig 2 main fuse 20a Ig 2 relay Ig1d Ig2d Ign fuse 10a Inj fuse 25a Inj relay Instrument cluster system J26 J4 (behind right kick panel) Junction connector a29 & j10 (a29: at left j10 kick panel) (j10: behind left kick panel) Junction connector a9 (left side of engine compt) Junction connector j71 (behind right side of dash) Junction connector j80 (behind right kick panel) Lh j/b-b fuse 30a Mirror & power windows systems P/i-b fuse 60a Pnk Power source control ecu (behind right side of dash) Power windows system Red Rh j/b-b fuse 30a Right cowl side j/b (at right end of dash) Right main body ecu Rr door rh fuse 20a Shift interlock system Ssw1 Ssw2 To fr door lh fuse (diagram 5 of 5) To pwr outlet relay (diagram 5 of 5) To rh-ig1 relay (diagram 5 of 5) Power Distribution Wiring Diagram (4 of 5) for Lexus IS F 2008 List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus IS F 2008: 75 (at left end of dash) left cowl side j/b A/c fuse 7.5a A11 A14 A15 A27 A28 Air conditioning system Air conditioning, cruise control, mirrors, shift interlock, wiper/washer, seats, anti-lock brakes, warning & power tops systems Altb Anti-lock brakes, cruise control, wiper/washer, exterior lights, cooling fans, air conditioning & starting/charging systems Body computer system Computer data lines system D13 D22 D28 D29 Defogger & air conditioning systems Defogger system Ecu- ig lh fuse 10a Electronic power steering system Exterior lights system Exterior lights, anti-lock brakes, cruise control, transmissions, engine controls, shift interlock & starting/charging systems Exterior lights, transmissions, shift interlock & starting/charging systems Fr p/ seat lh fuse 30a Fr p/ seat rh fuse 30a Fr s/ htr lh fuse 15a Fr wip fuse 30a From lh j/b-am fuse (diagram 2 of 5) From rh j/b-am fuse (diagram 2 of 5) Fuel opn fuse 10a H-lp lvl fuse 7.5a Headlights system J1 (behind left kick panel) J10 J11 J12 J16 J2 (under center console) J22 J28 J29 J30 K10 Left main body ecu Lh-ig 1 relay Lh-ig 2 relay Lh-ig fuse 10a Memory & seats systems Memory systems Mir htr fuse 15a Navigation & sound systems Navigation system Obd fuse 7.5a Passive restraints system Pnk Power tops system Psb fuse 30a Rad 3 fuse 10a Red Right cowl side j/b (at right end of dash) Right main body ecu S/roof fuse 25a Seats & memory systems Seats system Sound & navigation systems Stop sw fuse 7.5a Tail relay Ti & te fuse 20a To pwr outlet relay (diagram 5 of 5) To right kick panel j/b (diagram 5 of 5) Trunk, tailgate, fuel doors system Tv 1 fuse 10a Wig Wiper/ washer system Power Distribution Wiring Diagram (5 of 5) for Lexus IS F 2008 List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus IS F 2008: 49 Acc Acc fuse 7.5a Acc relay Anti- theft system Anti-theft system Cig fuse 15a Cigarette lighter assembly D12 D13 D14 D26 D27 Door locks, memory & power windows systems Ecu- ig rh fuse 10a Fr door lh fuse 20a Fr s/ htr rh fuse 15a From left cowl side j/b (diagram 4 of 5) From lh From obd l fuse (diagram 4 of 5) From power source control ecu (diagram 3 of 5) Interior lights system J/b-b fuse (diagram 3 of 5) J13 J15 J16 J23 J24 J4 (behind right kick panel) Junction connector p26 (right front of trunk) Left cowl side j/b (at left end of dash) Memory systems Mirrors, memory & starting/ charging systems Navigation & sound systems Navigation, sound, instrument cluster, computer data lines & interior lights systems P1 (under right front seat) Passive restraints system Pnk Power outlet socket assembly Power windows system Pwr outlet fuse 15a Pwr point relay Rh-ig 1 relay Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Right main body ecu Rr door lh fuse 20a Seats system Seats, cruise control, transmissions & navigation systems Security fuse 7.5a
POWER DOOR LOCKS Power Door Locks Wiring Diagram, with Smart Key System (1 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (1 of 7) for Lexus IS F 2008: 56 Acc Acc fuse 7.5a Act+ Act- Actd Altb Batb Bdr Computer dat lines system Computer data lines system Cpub D24 Ecu-ig rh fuse 10a Fr door rh fuse 20a Gnd Gsw Hot at all times Hot w/ acc relay energized Hot w/ rh-ig 1 relay energized Hrly J/c a33 (at right kick panel) J/c q36 (above left rear wheelwell) J10 J17 J21 J74 J75 Kul Left front door lock assembly (rear of left front door) Left rear door lock assembly (rear of left rear door) Lgcy Lock key Lssr Lsw Lswl Lswp Lswr Mpx1 Mpx2 P1 (under right front seat) Pnk Power window regulator master switch assembly Pws Q1 (under driver's seat) Q2 (left front of trunk) Red Right cowl side j/b (at right end of dash) Right front door lock assembly (rear of right front door) Right main body ecu Right rear door lock assembly (rear of right rear door) Ti & te fuse 20a Tr+ Udl Ul1 Unlock detection Unlock key Power Door Locks Wiring Diagram, with Smart Key System (2 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (2 of 7) for Lexus IS F 2008: 46 A11 A36 Bzr Courtesy D11 D17 Dcty Dome lamp Door Gnd1 Gnd2 Haz Ill+ Ind Integrated control & panel assembly J/c a15 (left rear of engine compt) J/c j27 (behind left side of dash) J/c j80 (behind right kick panel) J2 (under center console) J4 (behind right kick panel) J74 J75 Lcty Left front door courtesy switch (on left "b" pillar) Left rear door courtesy switch (on left "c" pillar) Lock Luggage compartment door lock assembly (center rear of luggage compt lid) Multi- display Overhead module (center front of roof) P1 (under right front seat) Pcty Q2 (left front of trunk) Rcty Red Right cowl side j/b (at right end of dash) Right front door control switch assembly Right front door courtesy switch (on right "b" pillar) Right main body ecu Right rear door courtesy switch (on right "c" pillar) Security horn (right rear of engine compt) Seuc Stop light assembly Un lock W/ navigation W/o navigation Wireless door lock buzzer (left side of engine compt) Power Door Locks Wiring Diagram, with Smart Key System (3 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (3 of 7) for Lexus IS F 2008: 45 (j10: behind left kick panel) A12 A29 A30 Bdcy Computer data lines system D12 Dome fuse 10a Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Foot lamp Fr door lh fuse 20a Gnd Haz Head lp relay Hot at all times J/c a29 & j10 (a29: at left kick panel) a29 J/c l11 (in right front door) J/c m14 (in left front door) J/c p24 & p25 (right front of trunk) J/c q33 & q34 (above left rear wheelwell) J1 (behind left kick panel) J10 J2 (under center console) Lcty Left cowl side j/b (at left end of dash) Left main body ecu Left outer rear view mirror Lgcy Lkul Lpsw Luggage compartment door lock cylinder Luggage electrical key switch (center rear of luggage compt lid) Main fuse 30a Mpx1 Mpx2 P24 P25 Pnk Q2 (left front of trunk) Q33 Q34 Right outer rear view mirror Sgnd Turn signal flasher (behind left side of dash) Power Door Locks Wiring Diagram, with Smart Key System (4 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (4 of 7) for Lexus IS F 2008: 36 A2 (left rear corner of engine compt) B1 (right front corner of engine compt) Buckle switch Ca1h Ca1l Canh Canl Center airbag sensor (under rear of center console) Combination meter Computer data lines system Dbe- Engine hood courtesy switch (center front of engine compt) Engine room j/b 2 (left side of engine compt) Engine room r/b 1 (right rear of engine compt) Front controller Horn (high) (in front of radiator) Horn (low) (in front of radiator) Horn fuse 10a Horn relay Hot at all times J34 J47 gsw J77 Left front seat inner belt assembly Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Network gateway ecu (at right end of dash) Q32 dbe+ Red Skid control ecu (behind right side of dash) Sp1 Power Door Locks Wiring Diagram, with Smart Key System (5 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (5 of 7) for Lexus IS F 2008: 52 A24 Acc fuse 7.5a Ant Ant1 Ant2 Asel Clg Clgb D12 D13 D18 Data Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of trunk) Ecu- ig rh fuse 10a Gnd Hot at all times Hot w/ acc relay energized J/c j27 (behind left side of dash) J/c l11 (in right front door) J/c m14 (in left front door) J/c p24 & p25 (right front of trunk) J1 (behind left kick panel) J15 J18 J24 J29 J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Left front door electrical key oscillator Lh-ig 1 relay Lh-ig fuse 10a Nca Outside left front door handle assembly Outside right front door handle assembly P1 (under right front seat) P2 (in right "c" pillar) P24 P25 Park/ neutral position switch assembly (on transmission) Pnk Q1 (under driver's seat) Red Rh-ig 1 relay Right cowl side j/b (at right end of dash) Right front door electrical key oscillator (in right front door) Rssi Sel Sens Sgt Trg+ Trg- Power Door Locks Wiring Diagram, with Smart Key System (6 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (6 of 7) for Lexus IS F 2008: 58 (in center console) front indoor electrical key oscillator (right side of trunk) certification ecu +b1 Acc Agnd Asel Cg1b Cg2b Cg5b Cg6b Cg7b Cg8b Clg1 Clg2 Clg3 Clg4 Clg5 Clg6 Clg7 Clg8 Clgb Code Com Computer data lines system D11 Engine switch Gnd Inds Indw Inside luggage room electrical key oscillator (left rear of trunk) J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J/c p26 (right front of trunk) J4 (behind right kick panel) Lin Mpx1 Mpx2 Outside luggage room electrical key oscillator (right side of trunk) P1 (under right front seat) Pnk Rc0 Rda Rear indoor electrical key oscillator (under rear of center console) Red Right cowl side j/b (at right kick panel) Rssi Sel1 Sel2 Sen1 Sen2 Ss1 Ss2 Swil Transponder key coil Tsw1 Tsw2 Txct Vc5 Power Door Locks Wiring Diagram, with Smart Key System (7 of 7) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (7 of 7) for Lexus IS F 2008: 78 (j10: behind left kick panel) (a29: at left kick panel) j/c a29 & j10 (left side of engine compt) j/c e73 & e74 A27 A29 Accd Alt Am1 Am2 Am2 fuse 7.5a Canh Canl Computer Computer data lines system Ctsw D11 Data lines system E73 E74 Ecm (engine control module) (left front of engine compt) Efii Efio Engine room r/b 2 (left side of engine compt) Generator assembly Gnd Gnd2 Hot at all times Hot w/ ig2 relay energized Id code box (behind center of dash) Ig1d Ig2 Ig2d Ige Ign fuse 10a Imi Imo Inds Indw Instrument cluster system J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J10 J2 (under center console) J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Lin Lin1 Mpx1 Mpx2 Pnk Power distribution system Power source control ecu (behind right side of dash) Red Right cowl side j/b (at right end of dash) Right cowl side j/b (at right kick panel) Security fuse 7.5a Sgnd Shift lock control ecu (under center console) Sksw Slp Slp1 Slr+ Spd Ssw1 Ssw2 Sta Star Starting/ charging system Starting/charging system Steering lock actuator (on steering column) Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Str lock fuse 25a Str1 Str2 Stsw Swil Tach Power Door Locks Wiring Diagram, without Smart Key System (1 of 3) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, without Smart Key System (1 of 3) for Lexus IS F 2008: 51 Acc Acc fuse 7.5a Act+ Act- Actd Altb Batb Bdr Computer data lines system D24 Ecu-ig rh fuse Fr door rh fuse 20a Gnd Hot at all times Hot w/ acc relay energized Hot w/ rh-ig 1 relay energized J/c q36 (above left rear wheelwell) J10 J17 J21 J74 J75 Kul Left front door lock assembly (rear of left front door) Left rear door lock assembly (rear of left rear door) Lgcy Lock key Lssr Lsw Lswl Lswp Lswr Mpx1 Mpx2 P1 (under right front seat) Pnk Power window regulator master switch assembly Pws Q1 (under driver's seat) Q2 (left front of trunk) Red Right cowl side j/b (at right end of dash) Right front door lock assembly (rear of right front door) Right main body ecu Right rear door lock assembly (rear of right rear door) Ti & te fuse 20a Tr+ Udl Ul1 Unlock detection Unlock key Power Door Locks Wiring Diagram, without Smart Key System (2 of 3) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, without Smart Key System (2 of 3) for Lexus IS F 2008: 39 (under right front seat) A11 Ca1h Ca1l Combination meter assembly Computer data lines system Courtesy D17 Dcty Gnd1 Gnd2 Gsw Ill+ J2 (under center console) J34 J4 (behind right kick panel) J75 Lcty Left front door courtesy switch (on left "b" pillar) Left rear door courtesy switch (on left "c" pillar) Lock Luggage compartment door lock assembly (center rear of luggage compt lid) Mpd1 Mpd2 Mpi1 Mpi2 Mpx+ Mpx- Network gateway ecu (at right end of dash) Pcty Q2 (left front of trunk) Rcty Red Right cowl side j/b (at right end of dash) Right front door control switch assembly Right front door courtesy switch (on right "b" pillar) Right main body ecu Right rear door courtesy switch (on right "c" pillar) Un lock Power Door Locks Wiring Diagram, without Smart Key System (3 of 3) for Lexus IS F 2008 List of elements for Power Door Locks Wiring Diagram, without Smart Key System (3 of 3) for Lexus IS F 2008: 37 (left side of engine compt) j/c e73 & e74 Alt Buckle switch Canh Canl Center airbag sensor (under rear of center console) D12 D13 Dbe- E73 E74 Ecm (engine control module) (left front of engine compt) Fr door lh fuse 20a Generator assembly Gsw Hot at all times Ig1d J/c j2, j4 & j7 (behind left kick panel) J/c j81, j83, & j84 (behind right kick panel) j84 J1 (behind left kick panel) J47 canl J77 J77 canl J81 J83 Left cowl side j/b (at left end of dash) Left front seat inner belt assembly Lh-ig 1 relay Lh-ig fuse 10a Park/neutral position switch assembly (on transmission) Pnk Power source control ecu (behind right side of dash) Q32 dbe+ Red Right cowl side j/b (at right end of dash) Skid control ecu (behind right side of dash) Sp1
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Lexus IS F 2008 List of elements for Electrochromic Mirror Wiring Diagram for Lexus IS F 2008: 28 +b3 D11 D29 Ec+ Ec- Eci+ Eci- Ecu-ig lh fuse 10a Gnd Gnd5 Hot w/ lh-ig 2 relay energized Ig1 Inner rear view mirror assembly J4 (behind right kick panel) Junction connector j70 (behind right side of dash) Junction connector j71 (behind right side of dash) Junction connector j80 (behind right kick panel) L10 Left cowl side j/b (at left end of dash) Left outer mirror control ecu assembly (in left front doors) Left outer rear view mirror assembly M10 Overhead module (center front of roof) Pnk Red Right cowl side j/b (at right end of dash) Right outer mirror control ecu assembly (in right front doors) Right outer rear view mirror assembly
POWER SEATS Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Climate Control Seats Wiring Diagram (1 of 2) for Lexus IS F 2008: 47 (behind right side of dash) A/c fuse 7.5a A27 Bllh Blrh Connector j70 Ctb D13 D20 D29 Ecu-ig lh fuse 10a Exterior lights system Fctb Fr s/ htr lh fuse 15a Gnd Hot at all times Hot w/ lh-ig 2 relay energized Ill+ Ill- Interior lights system J1 (behind left kick panel) J30 Junction Junction connector j27 (behind left side of dash) Junction connector q7 & u1 (under driver's seat) u1 Junction connector u11 (under driver's seat) Left cowl side j/b (at left end of dash) Left seat back cushion climate blower (in driver's seat back) Left seat cushion climate control blower (in driver's seat cushion) Left seat heater control sub-assembly (under driver's seat) Lh-ig2 relay Panel fuse 7.5a Pnk Q1 (under driver's seat) Red Rel1 Seat back Seat cushion Seat heater control Seat heater switch Sign Svs5 Svsg Swl Tail relay Thermistor Thl Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Climate Control Seats Wiring Diagram (2 of 2) for Lexus IS F 2008: 36 A/c amplifier (behind right side of dash) Ctb D12 D13 Fr s/ htr rh fuse 15a Gnd Hot w/ rh-ig 1 relay energized Ig+ Ig1d J58 J59 Junction connector t11 (in right front seat) Junction connector t14 (under right front seat) Lout P1 (under right front seat) Pnk Power source control ecu (behind right side of dash) Red Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Right seat back climate control blower (in right front seat back) Right seat cushion climate control blower (in right front seat cushion) Right seat heater control sub-assembly (under right front seat) Rout S5-4 Seat back Seat cushion Seat heater control Sg-4 Sign Sw4 Sw5 Swr Thermistor Thr Vsvg Driver"s Lumbar Wiring Diagram for Lexus IS F 2008 List of elements for Driver"s Lumbar Wiring Diagram for Lexus IS F 2008: 37 A24 Computer data lines system D14 D18 Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Fr p/ seat lh fuse 30a Frv+ Frv- Gnd Hot at all times Hot w/ rh-ig 1 relay energized J18 J22 Junction connector j27 (behind left side of dash) Junction connector q36 (above left rear wheelwell) Junction connector q7 & u1 (under driver's seat) Left cowl side j/b (at left end of dash) Left front lumbar power seat switch Left front position control ecu & switch (below left side of driver's seat) Left power seat lift position motor (under driver's seat) Left power seat lumbar support motor (in driver's seat back) Left power seat reclining position motor (in driver's seat back) Left power seat slide position motor (under driver's seat) Left power seat vertical position motor (under driver's seat) Lft+ Lft- Mpx-b fuse 10a Mpx1 Q1 (under driver's seat) Rcl+ Rcl- Red Right cowl side j/b (at right end of dash) Sld+ Sld- Sysb Heated Seats Wiring Diagram for Lexus IS F 2008 List of elements for Heated Seats Wiring Diagram for Lexus IS F 2008: 38 (under right front seat) p1 D13 D20 Exterior lights system Fr s/ htr lh fuse 15a Fr s/ htr rh fuse 15a Hot at all times Hot w/ lh-ig 2 relay energized Hot w/ rh-ig 1 relay energized Ill+ Ill- Interior lights system J1 (behind left kick panel) J30 Junction connector j27 (behind left side of dash) Junction connector j70 (behind right side of dash) Junction connector q7 & u1 (under driver's seat) u1 Junction connector t11 (in right front seat) Left cowl side j/b (at left end of dash) Left seat heater control sub-assembly (under driver's seat) Panel fuse 7.5a Pnk Q1 (under driver's seat) Red Rel1 Rh-ig fuse 7.5a Right cowl side j/b (at right end of dash) Right seat heater control sub-assembly (under right front seat) Seat back Seat cushion Seat heater control Seat heater switch Swl Swr Tail relay Thermistor Thl Thr Passenger"s Lumbar Wiring Diagram for Lexus IS F 2008 List of elements for Passenger"s Lumbar Wiring Diagram for Lexus IS F 2008: 36 Computer data lines system Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Fr p/ seat rh fuse 30a Frv+ Frv- Gnd Hot at all times Hot w/ rh-ig 1 relay energized J15 J20 J29 Junction connector p24 & p25 (right front of trunk) Junction connector t11 (in right front seat) Lft+ Lft- Mpx-b fuse 10a Mpx1 P1 (under right front seat) P24 P25 Pnk Rcl+ Rcl- Red Right cowl side j/b (at right end of dash) Right front lumbar power seat switch Right front position control ecu & switch (below right side of front passenger's seat) Right power seat lift position motor (under right front seat) Right power seat lumbar support motor (in right front seat back) Right power seat reclining position motor (in right front seat back) Right power seat slide position motor (under right front seat) Right power seat vertical position motor (under right front seat) Sld+ Sld- Sysb
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Lexus IS F 2008 List of elements for Power Top/Sunroof Wiring Diagram for Lexus IS F 2008: 72 (at right end of dash) right cowl side j/b (behind right kick panel) j4 (center front of trunk) door control receiver (on left "b" pillar) left front door courtesy switch +ig A10 A24 A36 Ant Asel Becu Body ecu Bzr Certification ecu (right side of trunk) Chk Cls Combination meter assembly Computer data lines system D11 D22 D29 Data Dcty Dome +b Door control receiver 2 (right rear corner of trunk) Down Dwn Ecu-ig lh fuse 10a Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Gnd Hot at all times Hot in on or start Ig3 Input circuit J/c a15 (left rear of engine compt) J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J/c j71 (behind right side of dash) J/c j80 (behind right kick panel) J1 (behind left kick panel) J21 J34 J4 (behind right kick panel) J75 Kul Lcd (multi) Left cowl side j/b (at left end of dash) Left front door lock assembly (rear of left front door) Master ind Micro computer Mpx Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Nca Opn Overhead module (center front of roof) P2 (in right "c" pillar) Power window regulator master switch assembly Q1 (under driver's seat) Rco Rda Red Right cowl side j/b (at right end of dash) Rssi S/roof fuse 25a Sliding roof control ecu (center front of roof) Sliding roof switches Wireless door lock buzzer (left side of engine compt)
POWER WINDOWS Power Windows Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Power Windows Wiring Diagram (1 of 2) for Lexus IS F 2008: 49 (in left front door) j/c m14 (left front of trunk) q2 A30 Ant Asel Bdr Certification ecu (right side of trunk) Computer data lines system Cpub D14 D18 Data Door control receiver (center front of trunk) Door control receiver 2 (right rear corner of trunk) Gnd Hot at all times J29 Key lock Key unlock Kul Left cowl side j/b (at left end of dash) Left front door lock assembly (rear of left front door) Left front power window regulator motor assembly (in left front door) Left rear power window regulator motor assembly (in left rear door) Left rear power window regulator switch assembly Lh fr door fuse 20a Lh main body ecu Lh rr door fuse 20a Mpx1 Mpx2 Nca Output P2 (in right "c" pillar) Pcti Pls1 Pls2 Pnk Power window regulator master switch assembly Pws Q1 (under driver's seat) Rco Rda Red Rssi Sel2 Sgnd Sgrd Sig Vcc Power Windows Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Power Windows Wiring Diagram (2 of 2) for Lexus IS F 2008: 49 (behind right side of dash) power source control ecu A24 A36 Bdr Bzr Computer data lines system D14 D15 Dcty Engine room r/b 1 (right rear of engine compt) Gnd Grd Hot at all times Ig1d J/c a15 (left rear of engine compt) J/c j27 (behind left side of dash) J/c q36 (left side of trunk) J21 J4 (behind right kick panel) J75 Left front door courtesy switch (on left "b" pillar) Mpx-b fuse 10a Mpx1 Mpx2 Mpx4 Mpx5 Mpx6 Output P1 (under right front seat) Pct Pcti Pls1 Pls2 Pnk Red Rh ecu-ig fuse 10a Rh fr door fuse 20a Rh main body ecu Rh rr door fuse 20a Rh- ig1 relay Right cowl side j/b (at right end of dash) Right front power window regulator motor assembly (in right front door) Right front power window regulator switch assembly Right rear power window regulator motor assembly (in right rear door) Right rear power window regulator switch assembly Sel1 Sgnd Vcc Wireless door lock buzzer (left side of engine compt)
RADIO Radio Wiring Diagram (1 of 2) for Lexus IS F 2008 List of elements for Radio Wiring Diagram (1 of 2) for Lexus IS F 2008: 81 (or (or red) (right front of trunk) p3 +b2 +tw -tw Acc Acc fuse 7.5a Ant Antenna Antenna amplifier (behind center of dash) Atx+ Atx- Audio system Ctr+ (or mr+) Ctr- (or mr-) D22 D27 Dvd Engine room r/b 1 (right rear of engine compt) Fl+ Fl- Fr+ Fr- Front stereo component speaker assembly Gnd Gnd2 Hot at all times Hot w/ acc relay energized Ii1+ Ii1- J/c j27 (behind left side of dash) J23 J3 (under center console) J66 Left front speaker assembly 1 Left rear speaker assembly 2 Left rear speaker assembly 3 Left rear stereo component speaker assembly Mute Navigation system Nca P27 P28 P29 P30 Pnk Rad 1 fuse 30a Rad 2 fuse 30a Rad 3 fuse 10a Radio receiver assembly Red Right cowl side j/b (at right end of dash) Right rear speaker assembly 2 Right rear speaker assembly 3 Right rear stereo component speaker assembly Rl+ Rl- Rr+ Rr- Sl+ (or ml+) Sl- (or ml-) Sld Spd Stereo component amplifier (right rear of trunk) Stereo component speaker assembly Tx+ Tx- W/ 13 speaker audio system W/ 14 speaker W/ dvd changer Wf1+ Wf1- Wf2+ Wf2+ (or sr+) Wf2- Wf2- (or sr-) Wfl+ Wfl- Wfr+ Wfr- Radio Wiring Diagram (2 of 2) for Lexus IS F 2008 List of elements for Radio Wiring Diagram (2 of 2) for Lexus IS F 2008: 66 (under center console) j3 (w/o navigation) integration control & panel assembly +tw -tw Ali Alo Ari Aro Asgn Audio system Auxi Auxo Gnd Gtx+ Gtx- J24 J3 (under center console) J61 J62 J63 J65 Left front speaker assembly 2 Left front speaker assembly 3 Left rear speaker assembly Left rear speaker assembly 2 Left steering pad switch Mode Navigation system Nca Network gateway ecu (at right end of dash) Ntsc Off hk On hk Pnk Radio receiver assembly Red Right front speaker assembly 1 Right front speaker assembly 2 Right front speaker assembly 3 Right rear speaker assembly Right rear speaker assembly 2 Right steering pad switch Seek+ Seek- Sld Spiral cable (under steering wheel) Steering pad switch assembly Stereo jack adapter assembly 1 Sw1 Sw2 Swg Twl+ Twl- Twr+ Twr- Tx+ Tx- Txm+ Txm- Voice Vol+ Vol- W/ 13 speaker audio system W/ 14 speaker W/ dvd W/o dvd
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Lexus IS F 2008 List of elements for Shift Interlock Wiring Diagram for Lexus IS F 2008: 28 A29 D29 Ecm (engine control module) (left front of engine compt) Ecu- ig lh fuse 10a Hot at all times Hot w/ lh-ig 2 relay energized J10 J2 (under center console) Junction connector a10 & e1 (left side a10 Junction connector a29 & j10 (a29: at left kick panel) (j10: behind left kick panel) Junction connector a8 (left side of engine compt) Junction connector j70 (behind right side of dash) Left cowl side j/b (at left end of dash) Of engine compt) Park/neutral position switch assembly (on Power source control ecu (behind right side of dash) Red Right cowl side j/b (at right end of dash) Shift lock control ecu (under center console) Shift lock solenoid Sls+ Sls- Sta Stop lamp switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Str1 Transmission)
STARTING/CHARGING Charging Wiring Diagram for Lexus IS F 2008 List of elements for Charging Wiring Diagram for Lexus IS F 2008: 50 +ig A10 A24 A25 A29 Alt Alt fuse 180a Alt-s fuse 7.5a Battery Ca1h Ca1l Canh Canl Charge indicator Combination meter assembly Computer data lines system D12 D13 Dome fuse 10a Engine control module (left front of engine compt) Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Generator assembly Hot at all times Hot in on or start Ig1d Ig2 Input circuit J/c a29 & j10 (j/c a29: at left kick panel) (j/c j10: behind left kick panel) J/c a8 (left side of engine compt) J/c j27 (behind left side of dash) J1 (behind left kick panel) J10 J2 (under center console) J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Lh ig1 relay Lh-ig fuse 10a Micro computer Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Network gateway ecu (at right end of dash) Pnk Power source control ecu (behind right side of dash) Right cowl side j/b (at right end of dash) Starting circuit Starting Wiring Diagram for Lexus IS F 2008 List of elements for Starting Wiring Diagram for Lexus IS F 2008: 37 A10 A2 (left rear corner of engine compt) A29 A58 Accr Battery Ctsw Engine control module (left front of engine compt) Engine room j/b 1 (right rear of engine compt) Engine room r/b 1 (right rear of engine compt) Engine room r/b 2 (left side of engine compt) Hot at all times Ig2 relay Ig2d J/c a10 & e1 (left side of engine compt) J/c a29 & j10 (j/c a29: at left kick panel) (j/c j10: behind left kick panel) J/c a7 & a8 (left side of engine compt) J10 J4 (behind right kick panel) K10 Ksw Park/neutral position switch assembly (on transmission) Power distribution system Power source control ecu (behind right side of dash) Red Right cowl side j/b (at right end of dash) Sksw St cut relay Sta Star Starter assembly Starter fuse 30a Starter relay Str1 Str2 Stsw Transmission control ecu (left side of engine compt)
SUPPLEMENTAL RESTRAINTS Pre-Collision Wiring Diagram for Lexus IS F 2008 List of elements for Pre-Collision Wiring Diagram for Lexus IS F 2008: 29 (above left rear wheelwell) junction connector q36 Buckle switch Canh Canl Computer data lines system D14 Ecu ig rh fuse 10a Hot at all times Hot in on or start Ig1 J16 Junction connector j27 (behind left side of dash) Left front seat outer belt motor Left kick panel j/b (at left end of dash) Mol+ Mol- Mor+ Mor- Pbk+ Pbk- Pgnd Psb fuse 30a Q2 (left side of trunk) Red Right front seat inner belt (w/o occupant classification) (under front passenger's seat) Right front seat outer belt motor (right "b" pillar) Right kick panel j/b (at right end of dash) Seat belt control ecu (left side of trunk) Sil Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS F 2008 List of elements for Supplemental Restraint Wiring Diagram (1 of 3) for Lexus IS F 2008: 87 (at left end of dash) left kick panel j/b (at right end of dash) right kick panel j/b (behind right side of dash) power source control ecu (under center console) j2 +sl +sr -sl -sr A23 A25 Air bag sensor seat position Bbl+ Bbl- Bcd+ Bcd- Bcl+ Bcl- Bcp+ Bcp- Body ecu Buckle switch Canh Canl Center air bag sensor assembly (rear of center console) Computer data lines system D12 D14 D2+ D2- Dbe+ Dbe- Dk+ Dk- Dsp+ Dsp- Ecu-ig rh fuse 10a Fsp+ (or pbe+) Fsp- Gauge fuse 7.5a Gsw Hot at all times Hot w/ ig2 relay energized Icd+ Icd- Icp+ Icp- Ig1d Ig2 Ign fuse 10a J21 J26 J4 (right kick panel) J47 J75 Left curtain shield air bag squib (on left roof rail) Left front pretensioner (at left "b" pillar) Left front seat inner belt Left front side air bag sensor (at left "b" pillar) Left front side air bag squib Left rear pretensioner (near left "c" pillar) Left rear side air bag sensor (near left "c" pillar) Mpx1 Mpx2 P14 P2+ P2- Pd+ Pd- Pdr+ Pdr- Pk+ Pk- Pnk Pp+ Pp- Ppr+ Ppr- Q32 Red Rh-ig1 relay Right kick panel j/b (at right end of dash) Sfd+ Sfd- Sfp+ Sfp- Sil W/ occupant classification system Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS F 2008 List of elements for Supplemental Restraint Wiring Diagram (2 of 3) for Lexus IS F 2008: 48 (at right end of dash) gateway ecu (behind left side of dash) j/c j27 (below left side of dash) driver's side knee air bag squib (in right front seat) j/c t11 (lower right side of dash) front passenger's side knee air bag squib (on left front of engine compt, in protective case) engine control module (on left side of radiator support) left front air bag sensor (on right side of radiator support) right front air bag sensor (right side of dashboard) air bag squib (front passenger's air bag assembly) +sl +sr -sl -sr Bbr+ Bbr- Bcr+ Bcr- Buckle switch Ca1h Ca1l Canh Canl Clock assembly Computer data lines system Integration control & panel assembly Mpd1 Mpd2 Mpi1 Mpi2 P22 P23 Passive restraints system Pnk Red Right curtain shield air bag squib (on right roof rail) Right front pretensioner (at right "b" pillar) Right front seat inner belt (under front passenger's seat) Right front side air bag sensor (at right "b" pillar) Right front side air bag squib Right rear pretensioner (at right "c" pillar) Right rear side air bag sensor (near right "c" pillar) S/c p22 & p23 Spiral cable Steering wheel pad air bag squib W/ navigation system W/ occupant classification system W/o navigation system W/o occupant classification system Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS F 2008 List of elements for Supplemental Restraint Wiring Diagram (3 of 3) for Lexus IS F 2008: 54 (left rear of engine compt) skid control ecu w/ actuator +ig Anti-lock brakes system Bgnd Bsw Buckle switch Canh Canl Combination meter Computer data lines system D13 D29 Dia Distance control ecu (behind left Ecu-ig lh fuse 10a Fsr+ Fsr- Gbt Gnd Gps Hot at all times Igb Input circuit J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J1 (left kick panel) J34 J35 J77 Left kick panel j/b (at left end of dash) Lh-ig2 relay Lrdd Lrrd Micro computer Millimeter wave radar sensor (front of vehicle) Mpx+ Mpx- Occupant classification ecu (if equipped) (in front passenger's seat) Occupant classification sensor (under front passenger's seat) Pblt Pnk Red Right front seat inner belt (under front passenger's seat) Seat belt tension sensor (base of right "b" pillar) Side of dash) Skid control ecu (center console) Srs ind Steering sensor (at steering column) Vbt Vps Vsc warning buzzer (behind left side of dash) W/ vehicle dynamics integrated management W/o vehicle dynamics integrated management Yaw rate sensor (under center console)
TRANSMISSION Transmission Wiring Diagram (1 of 3) for Lexus IS F 2008 List of elements for Transmission Wiring Diagram (1 of 3) for Lexus IS F 2008: 48 A2 (left rear corner of engine compt) A58 Batt Can+ Can- E3 (left side of engine) E59 Efi fuse 25a Electronically controlled transmission solenoid (on transmission) Engine room j/b 2 (left side of engine compt) Engine room r/b 2 (left side of engine compt) Eo1 Hot at all times Hot w/ ig 2 relay energized Ig 2 fuse 10a Ig2 J/c a7 (left side of of engine compt) J/c a9 (left side of engine compt) Nc3b Nc3o Ntb Ntb red Nto Pnk Red Sl1+ Sl1- Sl2+ Sl2- Sl3+ Sl3+ red Sl3- Sl4+ Sl4- Sl5+ Sl5- Slt+ Slt- Slu+ Slu- Sp2b Sp2o Sta Starting/charging system Stp Tho1 Tps1 Transmission control ecu (left side of engine compt) Transmission Wiring Diagram (2 of 3) for Lexus IS F 2008 List of elements for Transmission Wiring Diagram (2 of 3) for Lexus IS F 2008: 35 (left side of engine compt) j/c e73 & e74 (on transmission) park/neutral position switch A10 Accelerator position sensor (top of accelerator pedal assembly) Combination meter assembly Computer data lines system Dome +b E73 E74 Epa Epa2 Hot in on or start Ig 2 Input circuit J2 (under center console) J34 J4 (behind right kick panel) Lcd (multi) Lcd (shift position) Left cowl side j/b (at left end of dash) Lh ig fuse 10a Master ind Pnk Red Right cowl side j/b (at right end of dash) Snow ind Sport ind Starting/ charging system Throttle body assembly (top of engine) Vcp2 Vcpa Vpa Vpa2 Vta Vta2 Transmission Wiring Diagram (3 of 3) for Lexus IS F 2008 List of elements for Transmission Wiring Diagram (3 of 3) for Lexus IS F 2008: 53 +b2 A10 A25 Can+ Can- Computer data lines system D13 E3 (left side of engine) Ecm (engine conteol module) (left front of engine compt) Engine controls system Epa Epa2 Eta Gauge fuse 7.5a Ge01 Hot at all times Hot in on or start Ign fuse 10a Interior lights system J/c a10 & e1 (left side of engine compt) J/c a29 (at left kick panel) J/c a7 & a8 (left side of engine compt) J/c j70 (behind right side of dash) J21 J24 J75 Left paddle shift switch Main body ecu Paddle shift switch Pattern select switch assembly 1 Pnk Red Rh ig fuse 7.5a Right cowl side j/b (at right end of dash) Sftd Sftu Shift switch right paddle Snow Spiral cable Sport St1- Steering pad switch Stop light switch (top of brake pedal assembly) Stop sw fuse 7.5a Stp Transmission floor shift assembly Vcp2 Vcpa Vcta Vpa Vpa2 Vta Vta2
TRUNK, TAILGATE, FUEL DOOR Trunk & Fuel Door Release Wiring Diagram for Lexus IS F 2008 List of elements for Trunk & Fuel Door Release Wiring Diagram for Lexus IS F 2008: 51 (behind right side of dash) j/c j71 A24 A28 A30 Becu Computer data lines system Courtesy D11 D17 D18 Engine room r/b 1 (right rear of engine compt) Fuel lid Fuel lid w/ motor lock assembly (left rear of vehicle) Fuel opn fuse 10a Gnd Gnd1 Gnd2 Hot at all times Interior lights system J/c j27 (behind left side of dash) J/c j80 (behind right kick panel) J/c q36 (above left rear wheelwell) J1 (behind left kick panel) J2 (under center console) J21 J4 (behind right kick panel) J74 J75 Left cowl side j/b (at left end of dash) Lgcy Lkul Lpsw Luggage Luggage compartment door lock assembly (center rear of luggage compt lid) Luggage compartment door lock cylinder Luggage compartment door opening cancel switch (main) Luggage door opening switch assembly Luggage electrical key switch (center rear of luggage compt lid) Main body ecu Mpx-b fuse 10a Mpx1 Mpx2 Mpxb Pnk Q2 (left front of trunk) Red Right cowl side j/b (at right end of dash) Sgnd Tkul Tr+ Tsw
WARNING SYSTEMS Seat Belt Warning Wiring Diagram for Lexus IS F 2008 List of elements for Seat Belt Warning Wiring Diagram for Lexus IS F 2008: 68 +ig A/c amplifier (behind right side of dash) A10 A24 A25 A27 Bgnd Bsw Buckle switch Canh Canl Center air bag sensor (under rear of center console) Clock assembly Combination meter assembly Computer data lines system D14 Dbe+ Dbe- Driver's seat belt ind Ecu-ig rh fuse 10a Engine room r/b 1 (right rear of engine compt) Front passenger's seat belt warning lamp Fsp+ Fsp- Fsr+ Fsr- Gauge fuse 7.5a Gps Gtx+ Gtx- Headlight swivel ecu (left kick panel) Hot at all times Hot w/ ig2 relay energized Hot w/ rh-ig1 relay energized Ig 2 Ig+ Input circuit Integration control & panel assembly J/c j27 (behind left side of dash) J34 J35 J4 (behind right kick panel) J47 J58 Lcd (multi) Left front seat inner belt assembly (under driver's seat) Micro computer Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Network gateway ecu (at right end of dash) Occupant detection ecu (under front passenger's seat) Occupant detection sensor (under front passenger's seat) P14 Pbew Pblt Pnk Q32 Red Right cowl side j/b (at right end of dash) Right front seat inner belt assembly (under right front seat) Vps W/ navigation W/o navigation Tire Pressure Monitoring Wiring Diagram for Lexus IS F 2008 List of elements for Tire Pressure Monitoring Wiring Diagram for Lexus IS F 2008: 63 +ig A/c amplifier (behind right side of dash) A10 A24 A25 A27 Anfr Anrl Ant2 Ant3 Clsw Combination meter assembly Computer data lines system D12 D13 D29 Dome+b Ecu-ig lh fuse 10a Engine room r/b 1 (right rear of engine compt) Gauge fuse 7.5a Gnd Gtx+ Gtx- Headlight swivel ecu (left kick panel) Hot at all times Hot w/ ig2 relay energized Idsw Ig1d Ig2 Input circuit Int J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J1 (behind left kick panel) J34 J35 J4 (behind right kick panel) J58 Lcd (multi) Left cowl side j/b (at left end of dash) Left rear tire pressure warning antenna (in left rear wheelwell) Lh-ig2 relay Lsel Master ind Micro computer Mpi1 Mpi2 Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Nca Network gateway ecu (at right end of dash) Pnk Power source control ecu (behind right side of dash) Right cowl side j/b (at right end of dash) Right front tire pressure warning antenna (in right front wheelwell) Rsel Satellite switch set Set Tire pressure ind Tire pressure warning ecu & receiver (behind center of dash)
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Lexus IS F 2008 List of elements for Front Wiper/Washer Wiring Diagram for Lexus IS F 2008: 75 (at left end of dash) left cowl side j/b A10 A2 (left rear corner of engine compt) A24 A25 A30 Auto Circuit input Combination meter assembly Computer data lines Computer data lines system D11 D12 D13 D14 D29 Engine room j/b 2 (left side of engine compt) Engine room r/b 1 (right rear of engine compt) Fr wip fuse 30a Front controller Gauge fuse 7.5a Gnd Gnd2 Head Headlamp washer circuit High Hot at all times Hot in on or start Ig+ Ig1d Ig2 J/c a15 (left rear of engine compt) J/c a9 (left side of engine compt) J/c j27 (behind left side of dash) J/c j70 (behind right side of dash) J/c j71 (behind right side of dash) J/c j80 (behind kick kick panel) J1 (behind left kick panel) J2 (under center console) J26 J34 J4 (behind right kick panel) Left cowl side j/b (at left end of dash) Left main body ecu Lh ecu-ig fuse 10a Lh-ig 2 relay Low Micro computer Mist Mpx Mpx+ Mpx- Mpx-b fuse 10a Mpx1 Mpx2 Off Overhead module (center front of roof) Pnk Power source control ecu (behind right side of dash) Rain sensor (top center of front windshield) Rh ecu-ig fuse 10a Rh-ig 1 relay Right cowl side j/b (at right end of dash) S/m S/s Sig Switch washer System Wash relay Washer fuse 20a Wig Windshield washer motor & pump assembly (in washer reservoir) Windshield wiper motor assembly (below lower left side of windshield) Windshield wiper switch assembly Wiper switch Headlamp Washer Wiring Diagram for Lexus IS F 2008 List of elements for Headlamp Washer Wiring Diagram for Lexus IS F 2008: 59 (at left end of dash) left cowl side j/b (at right end of dash) right cowl side j/b (left side of engine compt) j/c a8 (right rear of engine compt) engine room r/b 1 A2 (left rear corner of engine compt) A33 A36 Auto Computer data lines system D12 D13 D14 Engine room j/b 1 (right rear of engine compt) Engine room j/b 2 (left side of engine compt) Engine room r/b 2 (left side of engine compt) Front controller Frwa H-lp cln fuse 30a Hdlo Head Head lamp relay Headlamp cleaner switch assembly Headlight cleaner control relay (below left headlight) Headlight cleaner motor & pump assembly (in washer reservoir) Headlight dimmer switch assembly Headlights system Hot at all times Hrly Ig1d Interior lights system J/c a33 & j80 (j/c a33: at right kick panel) j/c j80: behind right kick panel J/c a9 (left side of engine compt) J/c j27 (behind left side of dash) J1 (behind left kick panel) J2 (under center console) J26 J4 (behind right kick panel) J74 J80 Left cowl side j/b (at left end of dash) Lh ig fuse 10a Lh- ig 1 relay Light control switch Main fuse 30a Mpx1 Mpx2 Off Pnk Power source control ecu (behind right side of dash) Red Rh ecu-ig fuse 10a Rh- ig 1 relay Right main body ecu Tail Wash relay Washer fuse 20a Washer switch Windshield washer motor & pump assembly (in washer reservoir) Windshield wiper switch assembly
