Diagram sections — 34 (87 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY COMPUTER COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ELECTRONIC POWER STEERING ELECTRONIC SUSPENSION 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 INTERLOCKS STARTING/CHARGING SUPPLEMENTAL RESTRAINTS TRANSMISSION TRUNK, TAILGATE, FUEL DOOR WARNING SYSTEMS WIPER/WASHER
AIR CONDITIONING
ANTI-LOCK BRAKES
ANTI-THEFT Anti-theft Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Anti-theft Wiring Diagram (1 of 2) for Lexus LS 430 2001: 81 (right side of shift lever) g302 +b1 +b2 A j10 Acc B j15 Bdr Bzr Bzr2 Bzr3 Bzrg Cpse Cpub Cty D-acc fuse 7.5a D24 D25 Data Dle Door lock control receiver (inner mirror) Driver door ecu (in left front door) Driver side j/b (at left kick panel) E10 E11 Engine room r/b 2 (on left front of engine compt) F11 F16 F17 F18 Front controller Front passenger door ecu (in right front door) G302 (right side of shift lever) G310 G312 Gateway ecu (behind left end of dash) Ground Hot at all times I15 I19 Ill+ Ind J/c 21 (forward of left rear fenderwell) J/c 27 (forward of right rear fenderwell) J11 J14 Junction connector (behind upper center of dash) Keyless buzzer (inside top of left front fender, near base of "a" pillar) Keyless buzzer on/off switch Kul Left front door courtesy switch Left front door lock motor Lsw Mpd1 Mpd2 Mpl1 Mpl2 Mpx-ig fuse 7.5a Mpx1 Mpx2 Mul Passenger side j/b (at right kick panel) Pct Pnk Power window master switch Pwe Pws Rc0 Rda Red Right front door courtesy switch Right front door lock control switch Right front door lock motor Rssi Security fuse 7.5a Security indicator light Sh- Sig Theft deterrent ecu (behind upper right center of dash) Theft deterrent horn (in right rear of engine compartment) Warning systems Wls1 Anti-theft Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Anti-theft Wiring Diagram (2 of 2) for Lexus LS 430 2001: 68 (left radiator side support) g108 Bdr Bu- Bubs C10 Cpse Cpub Cty D door fuse 25a Driver side j/b Driver side j/b ecu (at left kick panel) E18 Engine hood courtesy switch (on front center of engine compartment) G310 G312 G413 G414 Ground Hdcy Headlights system Hot at all times Hrly I10 I13 I19 I21 I22 J/b 24 (left rear of luggage compt lid) J/c 21 (forward of left rear fenderwell) J/c 23 (rearward of left rear fenderwell) J/c 27 (forward of right rear fenderwell) J/c 30 (rearward of right rear fenderwell) J/c 7 (below engine room 1 j/b & engine room 1 r/b) J10 J11 J12 J13 Junction connector (behind upper center of dash) L12 L14 Left rear door courtesy switch Left rear door ecu (in left rear door) Left rear door unlock motor Lh rr door fuse 20a Lsw Luggage compartment door key unlock switch Luggage room j/b Luggage room j/b (on left side of luggage compartment) Luggage room j/b ecu (on left side of luggage compartment) Mpx- Mpx-b1 fuse 7.5a Mpx1 Mpx2 P door fuse 25a P-gnd Passenger side j/b Passenger side j/b (at right kick panel) Pcti R13 R14 Red Rh rr door fuse 20a Right rear door courtesy switch Right rear door ecu (in right rear door) Right rear door unlock motor Sel1 Sig Tkul
BODY COMPUTER Front Controller Wiring Diagram for Lexus LS 430 2001 List of elements for Front Controller Wiring Diagram for Lexus LS 430 2001: 43 C12 Computer data lines system Cral Crar Driver side j/b (at left kick panel) Engine room r/b 1 (left front of engine compt, behind headlight) Engine room r/b 2 (left front of engine compt, behind headlight) Exterior lights system Ffog Fhhi Fhor Fmb3 Fmig Fogl Fogr Fr fog fuse 15a Front controller Ftal Fwas G202 (left side of dash) H-lp hi fuse 20a Headlights system Hlhl Hlhr Horh Horl Horn Horn fuse 10a Hot at all times Hot in on or start Instrument cluster system Mpx-b3 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Mpx2 Passenger side j/b (at right kick panel) Red Sidl Sidr Tail fuse 7.5a Washer fuse 20a Wiper/washer system Wlvl Luggage Room J/B ECU Wiring Diagram for Lexus LS 430 2001 List of elements for Luggage Room J/B ECU Wiring Diagram for Lexus LS 430 2001: 99 (rearward of left rear fenderwell) j/c23 A10 A11 A12 A13 A14 Acc Air conditioning system Auto B10 Bck1 Bdcy Bk/up Bubs C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 Computer data lines system Driver side j/b (at left kick panel) Exterior lights Exterior lights system F12 F13 Frs Fsme Fsms Fsmv Fsse Fsss Fssv Fuel opn fuse 10a Fuel opn(o) Fuel opn(p) Fusible link block (on right rear of engine compt) G414 (left quarter panel) Hic Hot at all times Hot in on or start Instrument cluster system Interior lights system L-o/c(p) L12 L13 L14 Lce1 Lcls Lcm+ Lcm- Lcty Lgcy Lglp Lopn Lug j/b fuse 50a Luggage room j/b (left side of luggage compt) Luggage room j/b ecu (left side of luggage compt) Mpx Mpx+ Mpx- Mpx-b Mpx-b3 fuse 7.5a Mpx-ig Mpx-ig fuse 7.5a Navigation system P-gnd Passenger side j/b (at right kick panel) Power distribution system (l-acc relay) Power distribution system (l-ig1 relay) Power windows system (rr s/ shade relay) Rbil Red Rfr Rhr Rmgv Rss Seats system Smok Stop1 Stop2 Stp1 Stp2 Stp3 Tail1 Tail2 Til1 Til2 Til3 Til4 Tkul Trunk, tailgate & fuel doors system Passenger Side J/B ECU Wiring Diagram for Lexus LS 430 2001 List of elements for Passenger Side J/B ECU Wiring Diagram for Lexus LS 430 2001: 83 A10 A11 A12 A13 A14 A15 A16 A17 A18 Acc Airbag Altl Am1 fuse 7.5a B/anc B10 B11 B12 B13 B14 B15 B16 B17 B18 B19 B20 B21 B22 Back Bkll C10 Combination switch Computer data lines system Cspt Driver side j/b (at left kick panel) E17 Engine controls system Engine room r/b 1 (left front of engine compt, behind headlight) Fspt G302 (right side of shift lever) Gnd Gnd1 Hdlv Headlights system Hot at all times Hot in on or start Ignition switch Ile Instrument cluster system Interior lights system Lcty Lock Memory & wiper/washer system Mpx- Mpx-b Mpx-b2 fuse 7.5a Mpx-ig Navigation system P b/anc fuse 5a Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Passive restraint system Pbil Pbm+ Pbm- Per Pind Pnk Power windows system Rcty Red Rev Rrsw Run S/m S/s Snow Start Transmissions system Warning system Wip Wip fuse 30a Wiper/washer system Wng
COMPUTER DATA LINES Data Link Connector Wiring Diagram for Lexus LS 430 2001 List of elements for Data Link Connector Wiring Diagram for Lexus LS 430 2001: 24 (right side of shift lever) g302 A21 Air suspension ecu (behind right side of dash) Bat C12 C15 Combination meter Data link connector 3 (below left side of dash) Driver side j/b (at left kick panel) Engine control module (on left front of engine compt, in protective case) F16 G206 (right dash brace) Hot at all times J/c 13 (behind upper center of dash) J/c j16, j17 (behind upper center of dash) J/c j3, j4 (near engine control module, in protective case) Obd fuse 7.5a Opb S11 Sil Skid control ecu (behind left side of dash) Tac Tach Wfse High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for High/Low Bus Wiring Diagram (1 of 2) for Lexus LS 430 2001: 70 (behind left side of dash) data link connector 3 (right side of shift lever) g302 Acc Atx+ Atx- Batt Bu- Bubs C13 C14 C17 Center cluster integration panel Clearance sonar ecu (on left side of luggage compt) Combination switch D-acc fuse 7.5 a D28 Driver seat ecu (below left side of driver's seat) Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E16 Engine room r/b 2 (on left front of engine compt, behind headlight) F11 F18 Front controller Gateway ecu (behind left end of dash) Gnd Gtx+ Gtx- Hot at all times Hot in run & acc Hot in run & start I14 J/c 31 (behind left rear seat back) J/c j10, j11 (behind upper center of dash) J/c j12, j13 (behind upper center of dash) L14 Left rear seat ecu (behind left rear seat back) Luggage room j/b ecu (on left side of luggage compt) Mpd1 Mpd2 Mpi1 Mpi2 Mpl1 Mpl2 Mpx Mpx+ Mpx- Mpx-b2 fuse 7.5 a Mpx-ig fuse 7.5 a Mpx1 Mpx2 Mpx3 Multi- display Passenger side j/b (at right kick panel) Power tilt & power telescopic ecu (behind left side of dash) R25 R27 Radio & player Rear seat control switch Red Sil Theft deterrent ecu (behind upper right center of dash) Transponder key computer (behind upper center of dash) Tx+ Tx- Txs+ Txs- W/ navigation W/ park assist W/o navigation High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for High/Low Bus Wiring Diagram (2 of 2) for Lexus LS 430 2001: 40 A/c control assembly (behind right side of dash) A11 A24 Airbag Airbag sensor assembly (behind lower center of dash, on transmission tunnel) C12 C14 Combination meter Cpu D25 Driver door ecu Driver side j/b (at left kick panel) E10 E11 Engine control module (on left front of engine compt, in protective case) F13 F17 F18 Front passenger door ecu I18 Left rear door ecu Moon roof control ecu (at front of roof opening) Mpx Mpx+ Mpx- Mpx1 Mpx2 Overhead j/b (at front of roof opening) Passenger side j/b Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) R13 R14 R26 Rain sensor (near top center of windshield) Right rear door ecu Right rear seat ecu (behind right rear seat back) Skid control ecu (behind left side of dash) T15 Telephone transceiver & speaker relay (w/ link system: on right side of luggage compt, w/o link system: on left side of luggage compt)
COOLING FAN Cooling Fan Wiring Diagram for Lexus LS 430 2001 List of elements for Cooling Fan Wiring Diagram for Lexus LS 430 2001: 49 (left radiator support) g108 (side of left cylinder head) g112 +b1 A/c comp relay A/c control assembly (behind right side of dash) A/c fuse 7.5a A/c ig fuse 7.5a A/c magnetic clutch & lock switch (right side of engine) A11 A21 Acc Acmg Computer data lines system Cooling fan ecu (on radiator support) Driver side j/b (left kick panel) E17 Engine control module (ecm) (left front of engine compt, in protective case) Engine coolant temperature sensor (on front center of engine) Engine room j/b 1 (left front of engine compt) Ethw F12 Fan fuse 50a Fan relay Fr ig fuse 7.5a Fusible link block (right rear of engine compt) G104 (left firewall, top side) G302 (right side of shift lever) Gnd Hot at all times Hot in on or acc Hot in on or start I6 (dash harn, behind right side of dash) J/c 1 (near ecm, in protective case) J/c 14, j/c 15 (behind center of dash) J/c 3 (near ecm, in protective case) J/c 4 (near ecm, in protective case) J/c 7 (behind left headlamp) J14 g J15 g Lcki Mpx+ Mpx1 Mpx2 P-acc fuse 7.5a P-ig fuse 7.5a Passenger side j/b (right kick panel) Rfc Short connector s1, s2 (near ecm, in protective case) Thw
CRUISE CONTROL Cruise Control Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Cruise Control Wiring Diagram (1 of 2) for Lexus LS 430 2001: 78 (engine harn, left front of engine compt) (engine harn, near engine room r/b 1) e9 (in ecu box) (left radiator side support) +b1 +bm Accel position sensor (behind left center of dash) At4 Batt C10 C15 Cancel Ccs Computer data lines system Cruise Cruise control switch D position switch (park/neutral position switch) Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E9 (engine harn, near engine room r/b 1) Efi 1 fuse 30a Efi main relay Eng+ Eng- Engine control module (left front of engine compt, in protective case) Engine room r/b 1 (in engine room j/b 1, behind left headlight) Ep1 Ep2 Epa Eptk Etcs fuse 10a F16 Fr ig fuse 7.5a G108 Hot at all times Hot in on or start Ign fuse 7.5a Igsw J/c 1 J/c 2 J/c 3 (near engine control module, in protectivr case) J/c 7 (below engine room j/b 1 & engine room r/b 1) J1 junction connector (near engine control module, in protective case) Mpx1 Mpx2 Mrel Neo Nssd Obd fuse 7.5a Passenger side j/b (right kick panel) Pnk Red Res/ acc S10 S11 S12 S13 S2 short connector Set/ coast Shift lock control ecu (below shift lever, in center console) Sil Skid control ecu (behind left side of dash) St1- Stop fuse 5a Stoplight switch (on brake pedal bracket) Stp Stpi Stpo Trc+ Trc- Vcp1 Vcp2 Vcpa Vpa Vpa1 Vpa2 Vptk Wfse Cruise Control Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Cruise Control Wiring Diagram (2 of 2) for Lexus LS 430 2001: 62 (behind upper center of dash) (below left side of dash) data link connector 3 (near engine control module, in protective case) (right side side panel) (side of right cylinder head) Bat Combination meter Computer data lines system Cpu Cruise ind Dome fuse 10a Driver side j/b (at left kick panel) Driver side j/b (left kick panel) E01 E02 E03 E13 E16 E19 Engine control module (left front of engine compt, in protective case) Eoil Eta F15 G112 (side of left cylinder head) G120 G201 G302 (right side of shift lever) Gauge fuse 7.5a Ge01 Hot at all times Hot in on or start J/c 10 (behind upper center of dash) J/c 12 (behind upper center of dash) J/c 13 (behind upper center of dash) J/c 16 J/c 17 J/c 3 J/c 4 J/c 5 (near engine control module, in protective case) Me01 Mpx-b2 fuse 7.5a Oil Passenger side j/b (at right kick panel) Red Shielded Sil Sln+ Sln- Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Speedometer Throttle control motor (on throttle body) Throttle position sensor (on throttle body) Transmission systems Vehicle speed sensor (on transmission) Vta Vta2 Wfse
DEFOGGERS Heated Mirrors Wiring Diagram for Lexus LS 430 2001 List of elements for Heated Mirrors Wiring Diagram for Lexus LS 430 2001: 38 (forward of left rear fenderwell) (forward of right rear fenderwell) Bdr C10 Computer data lines system Cpub D door fuse 25a D25 Driver door ecu (inside front of left front door) Driver side junction block (at left kick panel) F11 F17 Front passenger door ecu (inside right front door) G310 G312 Gnd Hot at all times Hot in on or start Htr+ Htr- I15 J/b 21 J/b 27 J/c 10, j/c 11 (behind upper center of dash) J/c 12, J/c 13 (behind upper center of dash) J10 Left outside rear view mirror Mirror heater Mpx-b1 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Nca P door fuse 25a Passanger side junction block (at right kick panel) Red Right outside rear view mirror Sig Rear Defogger Wiring Diagram for Lexus LS 430 2001 List of elements for Rear Defogger Wiring Diagram for Lexus LS 430 2001: 22 A/c control assembly (behind right side of dash) A11 C13 Defog fuse 40a Defog relay Driver side junction block (at left kick panel) E7 (engine harn, near ecm) Engine room r/b 1 (left front of engine compt, behind headlight) Engine room r/b 2 (left front of engine compt, behind headlight) Fr ig fuse 5a Fusible link block (right rear of engine compt) G202 (left side of dash) G310 Hot at all times J/c 1 (near engine control module, in protective case) J/c 27 (forward of right reard fenderwell) Noise filter (behind left headlight) R22 R23 Rdfgr Rear window defogger Red
ELECTRONIC POWER STEERING Electronic Power Steering Wiring Diagram for Lexus LS 430 2001 List of elements for Electronic Power Steering Wiring Diagram for Lexus LS 430 2001: 44 +bi +bo Abs-ig fuse 7.5a Bat Combination meter D/g Data Driver side j/b (left kick panel) E10 Ess G105 (under fusible link block) G108 (left radiator side support) G202 (left side of dash) Gnd1 Gnd2 Gnd3 Gnd4 Hot at all times Hot in on or start Ig1 J/c 12, 13 (behind upper center of dash) J/c 16, 17 (behind upper center of dash) J/c12 J/c13 J/c16 J/c17 Link connector (dlc) Mxp-b2 fuse 7.5a Mxp1 Passenger side j/b (right kick panel) Pnk Pps solenoid (on left front of engine compt) S10 S11 S12 S13 Skid control ecu (behind left side of dash) Sol+ Sol- Sp1 Ss1+ Ss1- Steering sensor (inside top of steering column) Trig
ELECTRONIC SUSPENSION Electronic Suspension Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Electronic Suspension Wiring Diagram (1 of 2) for Lexus LS 430 2001: 95 (behind right side of dash) air suspension ecu (inside left front fenderwell) (inside right front fenderwell) (left front of engine compt) (left side of engine compartment (right side of engine compartment) A20 A21 Acceleration sensor (left side of luggage compt) Airsus fuse 20a Chs+ Chs- Computer data lines Engine control module Engine room j/b (on left side of engine compt, forward of strut tower) Erl Err Ess Fal+ Fal- Far+ Far- Fbl- Fbr+ Fbr- Fro G105 (under fusible link block) G108 (left radiator side support) G202 (left side of dash) G310 (right rear floor partition panel) Ggnd Gl1 Gnd Height control sensor (left front) Height control sensor (rear) (under center rear of vehicle) Height control sensor (right front) Hot in on or start Hsw Instrument cluster J/c 16/17 (behind upper center of dash) J/c 18 (upper right side of dash) J/c 27 J/c 28/29 (rearward of right rear fenderwell) Mpx1 Mpx2 Pnk Ral+ Ral- Rar+ Rar- Rbl+ Rbl- Rbr+ Rbr- Red Rm+ Rm- Sbl1 Sbl2 Sbl3 Sbr1 Sbr2 Sbr3 Sgfl Sgfr Sgl2 Sgl3 Sgr1 Sgr2 Sgr3 Sgrr Shb Shf2 Shfl Shfr Shg Shr2 Shrl Shrr Sil Slex Slfl Slfr Slrl Slrr Ss2+ Ss2- Steering sensor (top of steering column) Suspension control actuator (left front) Suspension control actuator (left rear) (base of left "c" pillar) Suspension control actuator (right front) Suspension control actuator (right rear) (base of right "c" pillar Sw1 Tach Vgs Electronic Suspension Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Electronic Suspension Wiring Diagram (2 of 2) for Lexus LS 430 2001: 48 (above right kick panel) short connector (height control) (behind right side of dash) (left side of dash) (lower center of dash) i4 (right front of engine compt) Absorber control switch Air sus fusible link 40a Air sus relay C15 Chs+ Chs- Computer data lines Data link connector 3 (below left side of dash) Fro Front height control valve (on right front of engine compt) Fusible link block (right rear of engine compartment) G105 (under fusible link block) G109 (right radiator side support) G201 (right dash side panel) G302 (right side of shift lever) G414 (left quarter panel) Headlight beam level control ecu Height control compressor Height control exhaust valve (right front of engine compt) Height control switch Hot at all times Ind light Instrument cluster J/c 12/13 (upper center of dash) J/c 23 Lh+ Luggage room j/b (left side of luggage compt) Mpx1 Mpx2 Passenger side j/b (at right kick panel) Pnk Rear height control valve (front of engine compt) Rh+ Rm+ Rm- S11 S12 Sbf Sgf Shfl Shrl Skid control ecu Tems sport
ENGINE PERFORMANCE
4.3L 4.3L, Engine Performance Wiring Diagrams (1 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (1 of 6) for Lexus LS 430 2001: 84 (at left kick panel) driver side j/b (behind upper center of dash) (right dash side panel) (right side of shift lever) +b1 +bm A/c system A20 Accelerator position sensor (behind left center of dash) Acmg Air suspension ecu (behind right side of dash) Anti-theft system (transponder key computer) Batt C12 C15 Combination meter Computer data lines system Cooling fans system Cpu Distance control ecu (behind right side of dash) Elc Eng+ Eng- Engine control module (ecm) (on left front of engine compt, in protective case) Ep1 Ep2 Epa Eptk Etam Fpr G108 (left radiator side support) G201 G302 Htl2 Htr2 Igsw Imi Imo J/c 10 J/c 12 J/c 13 (behind upper center of dash) J/c 16, j/c 17 J/c 16, j/c 17 (behind upper center of dash) J16 J17 Lcs Mil ind Mpx1 Mpx2 Mrel Neo Oxl2 Oxr2 Pnk Ptnk Pwr Red Rfc S10 trc+ S11 sp1 S12 mpx2 S13 Short connector s1, s2 Sil Skid control ecu (behind left side of dash) Snow Speedo- meter Sta Stp Tach Tam Tbp Trc+ Trc- Vapor pressure sensor (below right rear of vehicle) Vcc Vcp1 Vcp2 Vcpa Vpa Vpa1 Vpa2 Vptk Wfse 4.3L, Engine Performance Wiring Diagrams (2 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (2 of 6) for Lexus LS 430 2001: 32 C/ opn relay Data link connector 3 (below left side of dash) Dome fuse 10a Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E13 E16 E9 (engine harn, near engine room r/b 1) Efi 1 fuse 30a Efi main relay Engine room r/b 1 (on left front of engine compt, behind headlight) Etcs fuse 10a F/ pmp relay Fuel pump & fuel sender (under left rear of vehicle) Fuel pump resistor (on left side of engine compt) G108 (left radiator side support) G414 Gauge fuse 7.5a Hot at all times Hot in on or start J/c 1, j/c 2 (near ecm, in protective case) J/c 23 (left quarter panel) J/c 7 (below engine room j/b 1) Mpx-b2 fuse 7.5a Passenger side j/b (at right kick panel) Red Sil Stpi Stpo Tac Vsv (pressure switching valve) (below right rear of vehicle) Wfse 4.3L, Engine Performance Wiring Diagrams (3 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (3 of 6) for Lexus LS 430 2001: 50 (at left kick panel) driver side j/b (below engine room j/b 1) j/c 7 (engine harn, near ecm) (generator) charging system (on right side of transmission) park/neutral position switch Acc Braided C14 E10 (engine harn, right side of firewall) Efi 2 fuse 7.5a Eknl Engine control module (ecm) (on left front of engine compt, in protective case) Engine room r/b 1 (on left front of engine compt, behind headlight) Eoil Eol1 F14 Fr ig fuse 7.5a Fusible link block (on right rear of engine compt) G120 (side of right cyl head) Hot at all times Hot in on or start Htl Ign fuse 7.5a Ignition switch Knkl Knkr Left knock sensor (on left side of engine) Lock Mol Nco+ Nco- O/d direct clutch speed sensor (on left side of transmission) Oil Oxl1 P/n Red Right knock sensor (on right side of engine) Sln+ Sln- Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Sta fuse 7.5a Start Starter Starter relay Vehicle speed sensor (on transmission) 4.3L, Engine Performance Wiring Diagrams (4 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (4 of 6) for Lexus LS 430 2001: 26 (above brake pedal on bracket) stoplight switch (at right kick panel) passenger side j/b (below shift lever, in center console) shift lock control ecu (on left center of engine) engine oil level sensor (on right side of transmission) a/t indicator light switch (integral to park/neutral position switch) At4 Atl C10 C16 Driver side j/b Driver side j/b (at left kick panel) Electronically controlled transmission solenoid (on left side of transmission) G112 (side of left cyl head) Hot at all times J/c 3, j/c 4 (near ecm, in protective case) J/c 8 (behind left end of dash) Nssd Nssl Red Sln+ Sln- Slt+ Slt- Slu+ Slu- Stop fuse 5a 4.3L, Engine Performance Wiring Diagrams (5 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (5 of 6) for Lexus LS 430 2001: 42 (at right kick panel) passenger side j/b ecu (dash harn, behind left side of dash) (engine harn, e12 (engine harn, top left side of engine) (near ecm, in protective case) j/c 5, j/c 6 (right rear of engine) right bank noise filter (ignition) Computer data lines system E12 E13 E2g Electronically controlled transmission pattern select switch Engine coolant temperature sensor (on front center of engine) Engine room r/b 1 (on left front of engine compt, behind head- light) Fuel inj 1 Fuel inj 2 Fuel inj 3 Fuel inj 4 Fuel inj 5 Fuel inj 6 Fuel inj 7 Fuel inj 8 G112 (side of left cyl head) G201 (right dash side panel) Heated oxygen sensor (bank 1 sensor 1) (on exhaust system, on left side of engine) Heated oxygen sensor (bank 1 sensor 2) (on exhaust system, below vehicle) Heated oxygen sensor (bank 2 sensor 1) (on exhaust system, on right side of engine) Heated oxygen sensor (bank 2 sensor 2) (on exhaust system, below vehicle) Hot in on or start Htl Htr Inj fuse 10a Mass airflow meter (right side of engine compt, near air box) Mpx- Ox2 Pwr Red Snow Tha Top rear of engine) Vsv (acis) (on right rear of engine) Vsv (canister closed valve) (on right side of engine compt) Vsv (evap) (on left rear of engine) 4.3L, Engine Performance Wiring Diagrams (6 of 6) for Lexus LS 430 2001 List of elements for 4.3L, Engine Performance Wiring Diagrams (6 of 6) for Lexus LS 430 2001: 79 (engine harn, top left side of engine) (engine harn, top rear of engine) (engine harn, top right side of engine) (left rear of engine) left bank noise filter (ignition) (near ecm, in protective case) j/c 5, j/c 6 A/c system Acis Braided Camshaft position sensor (on front of left cyl head) Ccv Crankshaft position sensor (on left front of engine) E01 E02 E03 E11 E12 E13 Eg2 Ene Engine control module (ecm) (on left front of engine compt, in protective case) Eor1 Eta Etha Ethw Evg Evvl Evvr G112 (side of left cyl head) G120 (side of right cyl head) G2- Ge01 Htr If1l If1r If2l If2r Ignition coil & igniter 1 Ignition coil & igniter 2 Ignition coil & igniter 3 Ignition coil & igniter 4 Ignition coil & igniter 5 Ignition coil & igniter 6 Ignition coil & igniter 7 Ignition coil & igniter 8 Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 Igt7 Igt8 Lcki Left camshaft timing oil control valve (on front of left cyl head) Left vvt sensor (on left side of engine) Me01 Mops Ne+ Ne- Ocr+ Ocr- Ocv+ Ocv- Oil pressure switch (on lower left front of engine) Oxr1 Prg Red Right camshaft timing oil control valve (on front of right cyl head) Right vvt sensor (on right side of engine) Tha Throttle control motor (on front of of engine, on throttle body) Throttle position sensor (on throttle body) Thw Vta Vta2 Vvl+ Vvl- Vvr+ Vvr-
EXTERIOR LIGHTS Back-up Lamps Wiring Diagram for Lexus LS 430 2001 List of elements for Back-up Lamps Wiring Diagram for Lexus LS 430 2001: 31 (behind left side of dash) gateway ecu A/c control assembly (behind right side of dash) Back-up light Backup light switch (park/neutral position switch) Bck1 Bk/up Center cluster integration panel Engine control module (on left front of eng compt) Engine room j/b 1 (on left front of engine compt) Fr ig fuse 7.5a Fusible link block G414 Hot at all times J/c 1, j/c 2 (near ecm in protective case) J/c 23 (rearward of left rear fenderwell) J/c 24, j/c 25 (left rear of luggage compt) J24 J25 L12 L14 Left rear combination light Lug j/b fuse 50a Luggage room j/b (on left side of luggage compartment) Luggage room j/b ecu Mpx+ Mpx- Mpx2 Red Right rear combination light W/ navigation W/o navigation Exterior Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001: 65 Bubs Combination meter Cpu Dome fuse 10a Driver side j/b (at left kick panel) E13 E16 F15 Fuse link block G201 (right side side panel) G414 Gateway ecu (behind left side of dash) Gauge fuse 7.5a High mounted stop light Hot at all times Hot in run J/c 10, j/c 12 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J/c 23 (rearward of left rear fenderwell) J/c 24, j/c 25 (left rear of luggage compt) J10 J12 J16 J17 J24 J24 c J24 f J25 J25 b L12 L13 L14 Lce lp fuse 7.5a Lce1 Left Left rear combination light License plate lights Lug j/b fuse 50a Luggage room ecu (left side of luggage compartment) Luggage room j/b ecu Mpi2 Mpl1 Mpx+ Mpx- Mpx-b2 fuse 7.5a P-grd Passenger side j/b (at right kick panel) Red Right Right rear combination light Stop light Stop1 Stop2 Stp1 Stp2 Stp3 Tail lights Tail1 Tail2 Til1 Til2 Til3 Til4 Turn signal light Turn signal light Exterior Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001: 53 (left side of dash) g202 (w/ navigation) (w/ navigation) (w/o navigation) (w/o navigation) Bu- C14 Combination meter Combination switch Cral Crar Driver side j/b (at left kick panel) Driver side j/b ecu E13 E18 Engine room 2 r/b (left front of engine compt, behind headlight) Engine room j/b 1 (on left front of engine compt, behind headlight) F11 Front controller Ftal G108 (left radiator side support) G109 (right radiator side support) G302 (right side of shift lever) Haz Haz fuse 15a Hazard switch Hot at all times Hot in run J/c 13, j/c 14, j/c 15 (behind upper center of dash) J13 J14 J15 Left front parking light Left front side marker light Left front turn light Left signal ind Mpx-b3 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Mpx2 Passenger side j/b (at right kick panel) Power tilt and power telescopic ecu (behind left side of dash) Red Right front parking light Right front side marker light Right front turn light Right turn signal ind Sidl Sidr Tail fuse 7.5a Turn lh Turn rh W/ compass W/o compass
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001 List of elements for Ground Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001: 54 (on left front of engine compartment, behind headlight) engine room 1 r/b (on left rear of engine compartment) engine room 3 r/b (on right rear of engine compartment) fusible link block Abs & & trac & vsc actuator Abs motor relay Blower motor Brake fluid level warning switch Cooling fan ecu E1 (engine harn, left front of engine compt, near protective case) E4 (engine harn, behind right headlight) E5 (engine harn, right side of engine compt) E6 (engine harn, behind left headlight) Efi main relay Engine control module Engine hood courtesy switch Exhaust gas sensor Fan relay Front height control valve Front wiper motor G104 left firewall, top side) G105 (under fusible link block) G108 (left radiator side support) G109 (right radiator side support) Gnd1 Gnd2 Gnd3 Gnd4 Headlight cleaner control relay Headlight cleaner motor Height control compressor Height control exhaust valve Ig1 relay Ig2 relay J/c 3 (near engine control module in protective case) J/c 7 (below engine room 1 j/b & engine room 1 r/b) Left front fog light Left front parking light Left front side marker light Left front suspension control actuator Left front turn signal light Left headlight (high beam) Left headlight control ecu Right front fog light Right front parking light Right front side marker light Right front suspension control actuator Right front turn signal light Right headlight (high beam) Right headlight control ecu S10 S13 Skid control ecu Washer level sensor Washer motor Ground Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001 List of elements for Ground Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001: 69 (dash harn, behind top right of dash) i6 (on left front of engine compt, behind headlight) engine room 2 r/b A/c magnetic clutch & lock sensor A24 Airbag sensor assembly C12 C13 Combination meter Combination switch D-acc relay D-ig1 relay Data link connector 3 Defog relay Distance control ecu Driver side j/b (at left kick panel) Driver side j/b ecu E12 E12 (engine harn, top rear of engine) E13 E13 (engine harn, top left side of engine) E19 E20 Engine control module Engine oil level sensor Eo1 Eo2 Eo3 Front controller Fuel lid opener switch G112 (side of left cylinder head) G120 (side of right cylinder head) G202 (left side of dash) G206 (right dash brace) G302 (right side of shift lever) Gateway ecu Gnd Heated oxygen sensor (bank 1 sensor 1) Heated oxygen sensor (bank 1 sensor 2) Heated oxygen sensor (bank 2 sensor 1) Heated oxygen sensor (bank 2 sensor 2) Ignition coil & ignitor 1 Ignition coil & ignitor 2 Ignition coil & ignitor 3 Ignition coil & ignitor 4 Ignition coil & ignitor 5 Ignition coil & ignitor 6 Ignition coil & ignitor 7 Ignition coil & ignitor 8 J/c 3, j/c 4 (near engine control module in protective case) J/c 5, j/c 6 (near engine control module in protective case) J/c 8 (behind left end of dash) Laser radar sensor Luggage compartment door opener switch Me01 Multi- display Outer mirror switch Park/ neutral position switch Power tilt & power telescopic ecu Radio & player Rheostat Sgnd Sln- Steering sensor T15 Telephone tranceiver & speaker relay Theft deterrent ecu Transponder key computer Un- Unlock warning switch Ground Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001 List of elements for Ground Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001: 49 (on right rear of engine compt) fusible link block A/c control assembly A11 A24 A35 Absorber control switch Air sus relay Airbag sensor assembly B w/o navigation B1 (roof harn, right front of roof) C12 C15 Central cluster integration panel Clock Combination meter Console box illumination Door lock control receiver (inner mirror) Electronically controlled transmission pattern select switch F15 Front cigarette lighter G201 (right side side panel) G302 (right side of shift lever) Glove box light 1 Glove box light 2 Gnd Gnd3 Hazard switch Headlight beam level control ecu Height control switch I4 (dash harn, behind center of dash) I6 (dash harn, behind top right of dash) Left rear interior light Left vanity light Moon roof control ecu Overhead j/b P-acc relay P-ig1 relay Passenger side j/b (at right kick panel) Passenger side j/b ecu Power outlet Right front buckle switch Right rear interior light Right vanity light Shift lock control ecu Short connector (height control) T15 Telephone transceiver & speaker relay Traction control switch, left seat heater switch, right seat heater switch, left climate control seat switch, right climate control seat switch, headlight cleaner switch, rear sunshade switch, rear seat reset switch W/ navigation a Ground Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001 List of elements for Ground Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001: 58 (seat harn, under driver's seat) b5 A35 Audio & rear a/c control switch B6 (seat harn, under driver's seat) B8 (seat harn, in left rear seat back) Clearance sonar ecu Climate control seat ecu (driver's seat) D25 D27 D28 Door lock switch (luggage) Driver door ecu Driver seat ecu Fuel lid opener motor Fuel pump G312 G312 (left rear passenger seat back) G414 Gnd High mounted stop light J/c 21 (forward of left rear fenderwell) J/c 23 (rearward of left rear fenderwell) J/c 24, j/c 25 (on left rear of luggage compt) J/c 31 (behind left rear seat back) L14 Left front buckle switch Left front seat heater Left rear buckle switch Left rear combin- ation light Left rear door ecu Left rear head rest limit switch Left rear seat ecu Left rear seat heater Left rear suspension control actuator Left vibration seat ecu Luggage compartment door closer motor Luggage compartment door key unlock switch Luggage room j/b (on left side of luggage compt) Luggage room j/b ecu Noise filter Power seat control switch (driver's seat cushion) Power seat control switch (driver's seat lumbar support) Power seat motor & position sensor (rear passenger's left seat head rest top & bottom control) Power seat position sensor (driver's seat cushion control) Power seat position sensor (driver's seat front vertical control) Power seat position sensor (driver's seat head rest control) Power seat position sensor (driver's seat reclining control) Power seat position sensor (driver's seat seat lifter control) Power seat position sensor (driver's seat slide control) Power seat position sensor (rear passenger's left seat slide control) R13 Rear a/c unit Rear height control valve Rear seat control switch Rear sunshade control relay Right rear combin- ation light Sgnd W/ rear power seat Ground Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001 List of elements for Ground Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001: 50 A22 A35 Air suspension ecu Audio & rear a/c control switch B10 B11 B11 (seat harn, in right rear seat back) B3 (body harn, right front luggage compt) Climate control seat ecu (front passenger's seat) F17 Front passenger door ecu G301 (under front passenger's seat) G310 G310 (right rear passenger seat back) G413 Gnd Ill- J/c 27 (forward of right rear fenderwell) J/c 28, j/c 29 (rearward of right rear fenderwell) J/c 30 (rearward of right rear fenderwell) Left rear seat heater Navigation ecu Power seat control switch (front passenger's seat lumbar support) Power seat control switch (front passenger's seat) Power seat motor & position sensor (right rear passenger's seat & head rest top & bottom control) Power seat position sensor (right rear passenger's seat slide control) R14 R23 Rear cigarette lighter Rear window defogger Right front seat heater Right rear buckle switch Right rear door ecu Right rear head rest limit switch Right rear pad wear indicator switch (right rear abs speed sensor) Right rear seat ecu Right rear seat heater Right rear suspension control actuator Right vibration seat ecu S30 Sel1 Sel2 Sgnd Stereo component amplifier Stereo component tuner T15 Telephone transceiver & speaker relay W/ rear power seat W/o rear power seat W/rear power seat
HEADLIGHTS Headlamps Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Headlamps Wiring Diagram (1 of 2) for Lexus LS 430 2001: 55 (inner mirror) door lock control receiver (left radiator side support) g108 Automatic light control sensor (behind upper center of dash) Brake fluid level warning switch (on brake master cylinder reservoir) Bu- Bubs Cltb Clte Clts Combination switch Computer data lines system Cty Data Driver door ecu (inside front of left front door) Driver side j/b (at left kick panel) Driver side j/b ecu E14 F11 G202 (left side of dash) G302 (right side of shift lever) Gnd Head Hot at all times Hot in run or start Hrly I14 J/c 13 (behind upper center of dash) J/c 14 & 15 (behind upper center j15 of dash) J/c 7 (below engine room 1 j/b) J14 L14 Left front door courtesy switch Luggage room j/b ecu (on left side of luggage compartment) Mpx+ Mpx- Mpx-b Mpx-b3 fuse 7.5a Mpx-ig Mpx-ig fuse 7.5a Mpx1 Mpx2 Parking brake switch (behind left side of dash) Passenger side j/b (at right kick panel) Pkb Power tilt and power telescopic ecu (behind left side of dash) Rco Rda Red Rssi S10 S11 S12 Skid control ecu (behind left side of dash) Theft deterrent ecu (behind upper right center of dash) Transponder key computer (behind upper center of dash) Headlamps Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Headlamps Wiring Diagram (2 of 2) for Lexus LS 430 2001: 58 (door courtesy switches) (on left front of engine compt, behind headlight) engine room r/b 1 Combination meter Computer data lines system Cpu Dome fuse 10a Driver side j/b (at left kick panel) E10 E13 E16 Engine room j/b 1 Engine room j/b 1 (on left front of engine compt, behind headlight) Engine room r/b 1 Engine room r/b 2 (on left front of engine compt, behind headlight) F15 Ffog Fhhl Fogl Fogr Fr fog fuse 15a Front controller G108 (left radiator side support) G109 (right radiator side support) G201 (right side side panel) Gateway ecu (behind left side of dash) Gauge fuse 7.5a H-lp hi fuse 20a H-lp l lwr fuse 15a H-lp r lwr fuse 15a Head lp relay Headlight control ecu (left low beam) Headlight control ecu (right low beam) Hlhl Hlhr Hot at all times Hot in run J/c 10, j/c 12 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J10 J12 J16 J17 Left front fog light Left high beam headlight Main fusible link 14-ga Mpd1 Mpd2 Mpi1 Mpi2 Mpl1 Mpl2 Mpx-b2 fuse 7.5a Mpx1 Mpx2 Passenger side j/b (at right kick panel) Red Right front fog light Right high beam headlight Headlamps Leveling Wiring Diagram, with Air Suspension for Lexus LS 430 2001 List of elements for Headlamps Leveling Wiring Diagram, with Air Suspension for Lexus LS 430 2001: 80 (right side of shift lever) A20 A21 Air suspension ecu (behind right side of dash) C17 Chg- Combination meter Combination switch Computer data lines system Cpu Dome fuse 10a Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E10 E13 E16 Engine room r/b 2 (on left front of engine compt, behind headlight) F15 Flo Fro2 Front controller G201 (right side side panel) G202 (left side of dash) G302 Gateway ecu (behind left side of dash) Gauge fuse 7.5a H-lp lvl fuse 5a Head Headlight beam level control ecu (behind right side of dash) Hot at all times Hot in run Hot in run or start J/c 10, j/c 12 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J10 J12 J16 J17 Left headlight beam level control actuator (left headlight assembly) Left height control sensor (inside left front wheelwell) Lh+ Lh- Lhe Lhg Lht Mpi2 Mpl2 Mpx-b2 fuse 7.5a Mpx1 Mpx2 Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Pnk Rear height control sensor (under center rear of vehicle) Red Rh+ Rh- Rhe Rhg Rht Right headlight beam level control actuator (right headlight assembly) S10 S12 S13 Sbf Sbl1 Sbl2 Sbl3 Sgf Sgl1 Sgl2 Sgl3 Shf2 Shfl Shr2 Shrl Skid control ecu (behind left side of dash) Spdl Spdr Wng Headlamps Leveling Wiring Diagram, without Air Suspension for Lexus LS 430 2001 List of elements for Headlamps Leveling Wiring Diagram, without Air Suspension for Lexus LS 430 2001: 69 (right side of shift lever) Chg- Combination meter Combination switch Computer data lines system Cpu Dome fuse 10a Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E10 E13 E16 Engine room r/b 2 (on left front of engine compt, behind headlight) F15 Flo Fro2 Front controller G201 (right side side panel) G202 (left side of dash) G302 Gateway ecu (behind left side of dash) Gauge fuse 7.5a H-lp lvl fuse 5a Head Headlight beam level control ecu (behind right side of dash) Hot at all times Hot in run Hot in run or start J/c 10, j/c 12 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J/c 19, j/c 20 (behind upper right side of dash) J10 J12 J16 J17 Left headlight beam level control actuator (left headlight assembly) Left height control sensor (inside left front wheelwell) Lh+ Lh- Lhe Lhg Lht Mpi2 Mpl2 Mpx-b2 fuse 7.5a Mpx1 Mpx2 Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Pnk Rear height control sensor (under center rear of vehicle) Red Rh+ Rh- Rhe Rhg Rht Right headlight beam level control actuator (right headlight assembly) S10 S12 S13 Sbf Sgf Shfl Shrl Skid control ecu (behind left side of dash) Spdl Spdr Wng
HORN Horn Wiring Diagram for Lexus LS 430 2001 List of elements for Horn Wiring Diagram for Lexus LS 430 2001: 12 Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) Engine room r/b 1 (on left front of engine compt, behind headlight) Engine room r/b 2 (on left front of engine compt, behind headlight) F15 Front controller Horn (high) Horn (low) Horn fuse 10a Horn switch (combination switch) Hot at all times Security fuse 7.5a
INSTRUMENT CLUSTER
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Lexus LS 430 2001: 62 (behind upper center of dash) j/c 12 (right end of dash) (right front of headliner) b1 (right side of roof) (right side of shift lever) g302 +b1 +b2 A/c control assembly A11 Airbag Airbag sensor assembly (behind lower center of dash) C12 Center cluster integration panel Combination meter Cspt Cty Dome fuse 10a Door Driver side j/b (left kick panel) E13 E16 Engine control module (left front of engine compt) F13 F15 Fspt G201 G302 (right side of shift lever) Gauge fuse 7.5a Gnd Gnd1 Gnd3 Hot at all times Hot in run or start Ignition key cylinder light Ile J/c 10 J/c 10, j/c 11 (behind upper center of dash) J/c 11 J/c 16, j/c 17 (behind upper center of dash) Lcty Led Left rear interior light Left step light Left vanity light Mpx+ Mpx- Mpx-b Mpx-b2 fuse 7.5a Mpx1 Mpx2 Overhead j/b (at front of roof opening) Passenger side j/b (right kick panel) Passenger side j/b ecu Rcty Red Right rear interior light Right step light Right vanity light Security fuse 7.5a Skid control ecu (behind left side of dash) W/ nav W/o nav Courtesy Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Lexus LS 430 2001: 70 (rearward of left rear fenderwell) j/c 23 Bdcy Bdr C10 Cty Ctyb Cyl D door fuse 25a D25 Data Door lock control receiver Door rr lh fuse 20a Door rr rh fuse 20a Driver door ecu (in door) Driver side j/b (left kick panel) E11 F17 G312 G413 G414 Gateway ecu (behind left end of dash) Gnd Hot at all times Htr- I14 J/c 21 (forward of left rear fender- well) J/c 30 (rearward of right rear fender- well) J10 L12 L14 Left front door courtesy light Left front door courtesy switch Left rear door courtesy light Left rear door courtesy switch Left rear door ecu (in door) Left side outer rear view mirror Lgcy Lglp Luggage compartment light 1 Luggage compartment light 2 Luggage door lock switch Luggage room j/b (left side of luggage compt) Luggage room j/b ecu Mpd1 Mpd2 Mpi1 Mpi2 Mpl1 Mpx- Mpx1 Mpx2 Nca P door fuse 25a P-gnd Passenger door ecu (in door) Passenger side j/b (right kick panel) R14 Rc0 Rda Red Right front door courtesy light Right front door courtesy switch Right rear door courtesy light Right rear door courtesy switch Right rear door ecu (in door) Right side outer rear view mirror Rr ecu-b fuse 7.5a Rssi Theft deterrent ecu (behind right center of dash) Transponder key computer (behind right center of dash) Instrument Illumination Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Lexus LS 430 2001: 72 (left side of dash) g202 Ash+ Ash- Ashtray illumination B8 (left rear seat back) Bdr C10 C12 Clearance sonar switch Coin box illumi- nation Combination meter Combination switch Computer data lines D door fuse 25a D24 D25 Driver door ecu (in door) Driver side j/b (left kick panel) Driver side j/b ecu Driving position memory switch E15 F10 F11 F16 F17 G312 G312 (left rear passenger seat back) G413 Gnd Hot at all times Hot in run or start I18 Inside handle illumination J/c 13 (behind center of dash) J/c 14, j/c 15 (behind center of dash) J/c 21 (forward of left rear fender- well) J/c 22 (rearward of left rear fenderwell) J/c 30 (rearward of right rear fender- well) J10 Led+ Led- Left rear door ecu (in door) Left rear seat memory switch Luggage room j/b (left side of luggage compt) Mpx-b3 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Mpx2 P door fuse 25a Panel fuse 7.5a Panel1 Panel2 Passenger door ecu (in door) Passenger side j/b (right kick panel) R12 R13 R14 R15 Rear seat control switch Red Remote control mirror switch Rheostat Right rear door ecu (in door) Rr door lh fuse 20a Rr door rh fuse 20a Sw1 Sw2 Sw3 Tr+ Tr1 Tr2 Tr3 Instrument Illumination Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Lexus LS 430 2001: 42 (behind center of dash) j/c 12, j/c 13 (behind center of dash) passenger side j/b (dash harn, behind top right side of dash) i6 (dash harn, below center console) i5 (rearward of right rear fenderwell) j/c 28, j/c 29 (right end of dash) g201 (w/o nav) (w/ nav) A j16 A/t shift lever illumination Absorber control switch (w/ electronic suspension) Audio & rear a/c control switch B j12 Center cluster integration panel (w/o navigation) Cigarette lighter (front) Cigarette lighter (rear) Clock (w/o navigation) Console box illumination D j13 D j28 D j29 Driver's a/c room temperature switch E j17 E j28 Electronically controlled transmission pattern select switch Fuel lid opener switch G302 (right side of shift lever) G413 Glove box light 1 Glove box light 2 Hazard switch Height control switch (w/ electronic suspension) I16 J/c 16, j/c 17 (behind center of dash) J/c 30 (rearward of right rear fenderwell) J29 e Mirror switch Multi-display (w/ navigation) Overhead j/b (w/ garage door opener) Passenger's a/c room temperature switch Radio & player Right rear seat memory switch Traction control switch, seat heater switches, climate control seat switches, headlight cleaner switch, rear sunshade switch, rear seat reset switch
MEMORY SYSTEMS Driver's Memory Seat Wiring Diagram for Lexus LS 430 2001 List of elements for Driver's Memory Seat Wiring Diagram for Lexus LS 430 2001: 70 (body harn, under driver's seat) C20 Climate control seat ecu (driver) (under left front seat) Computer data lines system Csnf Csnr D p/seat fuse 7.5a D24 D25 D27 D28 Down Driver door ecu (inside front of left front door) Driver seat ecu (below left side of driver's seat) Driver side j/b (at left kick panel) Driver's seat cushion position sensor Driver's seat cushion power seat motor Driver's seat front vertical position sensor Driver's seat front vertical power seat motor Driver's seat head rest power seat motor & position sensor Driver's seat lifter position sensor Driver's seat lifter power seat motor Driver's seat reclining position sensor Driver's seat reclining power seat motor Driver's seat slide position sensor Driver's seat slide power seat motor Frv+ Frv- G312 Gnd Hot at all times Hot in on or start I14 I17 Idl J/c 10 (behind upper center of dash) J/c 21 (forward of left rear fender- well) J/c 21 (forward of left rear fenderwell) J10 Memory seat switch Mmry Mpx-b1 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Mswe O/p P22 Passenger side j/b (at right kick panel) Pnk Power seat control switch (driver's seat cushion) Power seat control switch (driver's seat lumbar support) Power seat motor (driver's seat lumbar support lower side control) Power seat motor (driver's seat lumbar support upper side control) Pvcc Rcl+ Rcl- Red Rrv+ Rrv- Sgnd Sld+ Sld- Ssfv Ssrc Ssrh Ssrr Ssrs Ssrv Sysb Vcc Memory Mirrors Wiring Diagram for Lexus LS 430 2001 List of elements for Memory Mirrors Wiring Diagram for Lexus LS 430 2001: 78 (forward of left rear wheelwell) Bdr C10 Computer data lines system Cpub D door fuse 25a D24 D25 Data Dle Door lock control receiver (inner mirror) Driver door ecu (inside front of left front door) Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) Driving position memory switch Engine control module (on left front of engine compartment, in protective case) Engine controls system (park/neutral position switch) F11 F16 F17 Front passenger door ecu (inside right front door) G202 (left side of dash) G301 (right side of shift lever) G310 G312 Gnd Hot at all times Hssr I15 J/c 10, j/c 11 (behind upper center of dash) J/c 12, j/c 13 (behind upper center of dash) J/c 14, j/c 15 (behind upper center of dash) J/c 21 J/c 27 (forward of right rear fenderwell) J10 J11 J12 J13 J14 J15 Left front door lock control switch (power window master switch) Left outside rear view mirror Left/right motor M+r Mhr Mind Mmry Mpx-b Mpx-b1 fuse 7.5a Mpx-b3 fuse 7.5a Mpx-ig Mpx-ig fuse 7.5a Mpx1 Mpx2 Mr+ Mr- Msw Mswe Mul Mvr Outer mirror switch Passenger side j/b (at right kick panel) Pnk Pwe Rco Rda Red Ret Retractable motor Right front door lock control switch Right outside rear view mirror Rssi Rtr Sensor Sig Theft deterrent ecu (behind upper right center of dash) Up/down motor Vssr Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus LS 430 2001 List of elements for Memory Power Tilt & Power Telescopic Wiring Diagram for Lexus LS 430 2001: 48 (behind left end of dash Com1 Com2 Computer data lines system D24 D25 Driver door ecu (inside front of left front door) Driver side j/b (at left kick panel) Driving position memory switch Ecub F/b1 F/b2 F11 G10 G202 (left side of dash) G302 (right side of shift lever) Gnd Hot at all times Hot in on or start I14 J/c 13 (behind upper center of dash) J/c 14, j/c 15 (behind upper center of dash) J/c 9 J14 J15 Ksw Mmry Mpx-b3 fuse 7.5a Mpx-ig fuse 7.5a Mpx1 Mpx2 Mswe Nca Passenger side j/b (at right kick panel) Pnk Power tilt & power telescopic ecu (behind left side of dash) Red S5v1 S5v2 Sg1 Sg2 Sin1 Sin2 Telescopic motor & position sensor Ti & te fuse 20a Tilt motor & position sensor Transponder key computer (behind upper center of dash) Unlock warning switch Memory Rear Seat Wiring Diagram for Lexus LS 430 2001 List of elements for Memory Rear Seat Wiring Diagram for Lexus LS 430 2001: 77 (behind upper center of dash) j/c 10, j/c 11 (left rear passenger seat back) (right rear passenger seat back) B10 Bkl Can Computer data lines system Cty Down Driver side j/b (at left kick panel) G201 (right dash side panel) G310 G312 G414 (rearward of left rear fenderwell) Gnd Hdwn Hot at all times Hrsw Hup I20 I21 Ind J/c 23 J/c 27 (forward of right rear fenderwell) J/c 31 (behind left rear seat back) J/c 32 (behind right rear seat back) J10 J11 Left rear buckle switch Left rear door courtesy switch Left rear head rest limit switch Left rear seat memory switch Luggage room j/b (on left side of luggage compartment) Mpx Mpx- Mpx-b1 fuse 7.5a Mpx1 Mpx2 Mswe Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Pcv2 Power seat motor & position sensor (left rear passenger's seat head rest top & bottom control) Power seat motor & position sensor (right rear passenger's seat head rest top & bottom control) Power seat motor (left rear passenger's seat slide control) Power seat motor (right rear passenger's seat slide control) Power seat position sensor (left rear passenger's seat slide control) Power seat position sensor (right rear passenger's seat slide control) Pvcc R12 R13 R14 R15 Rear door ecu (left) (inside left rear door) Rear door ecu (right) (inside right rear door) Rear seat control switch Rear seat ecu (left) (behind left rear seat back) Rear seat ecu (right) (behind right rear seat back) Rear seat reset switch (under front of center floor console) Red Right rear buckle switch Right rear door courtesy switch Right rear head rest limit switch Right rear seat memory switch Rr seat lh fuse 30a Rr seat rh fuse 30a Rrsw Sel Sel2 Set Sgnd Sld+ Sld- Ssrh Ssrs Ssrv Sysb
NAVIGATION Navigation Wiring Diagram for Lexus LS 430 2001 List of elements for Navigation Wiring Diagram for Lexus LS 430 2001: 78 +b1 A10 A11 A12 A13 A14 A15 A16 A17 A18 Acc Aui+ Aui- Auo+ Auo- B10 B11 B12 B13 B14 Braided C10 C12 Combination meter Computer data lines system Crt fuse 7.5a Driver side j/b at left kick panel) E16 E17 Engine room j/b (left side of engine compt) Fl- G206 (right dash brace) G413 (right quarter panel) Gnd Gnd1 Hot at all times Hot in acc or run Hot in start or run Hot with l-acc realay energized J/c 14 & j/c 15 (behind upper center of dash) J/c 28 (rearward of right rear fenderwell) J/c 30 (rearward of right rear fenderwell) J14 J15 Left front door speaker Luggage room j/b (left side of luggage compt) Macc Mcmv Mco+ Mi1+ Mic- Multi-display N-mu Navigation ecu (on lower right side of luggage compt) Nvmu Panel fuse 7.5a Parking brake switch Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Pbew Pg-i fuse 7.5a Pkb Pnk Red Rev Rr acc fuse 7.5a S29 S30 Sound system Spd Spdo Stereo component amplifier (right side of luggage compt, behind trim) Sync T14 Tel fuse 7.5a Telephone transceiver & speaker relay (right side of luggage compt) Tx+ Tx- Parking Assistant Wiring Diagram for Lexus LS 430 2001 List of elements for Parking Assistant Wiring Diagram for Lexus LS 430 2001: 42 (rear harness, behind left front bumper) B4 (rear harness, behind center of rear bumper) Clearance sonar ecu (on left side of luggage compt) Clearance sonar switch Clearance warning sonar buzzer (front) (behind left side of dash) Clearance warning sonar buzzer (rear) (near center of rear speaker shelf) Clsw Computer data lines system Driver side j/b (at left kick panel) E11 E13 Fbz Fbz+ Fcl Fcr Fgnd Fls Frs G414 (left quarter panel) Gauge fuse 7.5a Hot in on or start Hot with l-ig1 realay energized J/c 23 (rearward of left rear fenderwell) Luggage room j/b (left side of luggage compt) Mgnd Rbl Rbr Rbz Rbz+ Red Rgnd Rr ig fuse 7.5a Ultrasonic sensor (front left center) Ultrasonic sensor (front left side) Ultrasonic sensor (front left) Ultrasonic sensor (front right center) Ultrasonic sensor (front right side) Ultrasonic sensor (front right) Ultrasonic sensor (rear left center) Ultrasonic sensor (rear left) Ultrasonic sensor (rear right center) Ultrasonic sensor (rear right)
PASSIVE RESTRAINTS Electric Tension Reducer Wiring Diagram for Lexus LS 430 2001 List of elements for Electric Tension Reducer Wiring Diagram for Lexus LS 430 2001: 17 A24 A25 Air bag sensor assembly (on transmission tunnel) Driver side j/b (behind left kick panel) Driver side j/b ecu (behind left kick panel) G302 (right side of shift lever) G414 (left quarter panel) Gauge fuse 7.5a Hot in run or start J/c 14 (behind upper center of dash) J/c 23 (rearward of left rear fenderwell) Left tension reducer solenoid (base of left "b" pillar) P-ig fuse 7.5a Passenger side j/b (behind right kick panel) Passenger side j/b ecu (behind right kick panel) Right buckle switch (in buckle) Right tension reducer solenoid (base of right "b" pillar) Power Shoulder Belt Anchorage Wiring Diagram for Lexus LS 430 2001 List of elements for Power Shoulder Belt Anchorage Wiring Diagram for Lexus LS 430 2001: 29 B/anc Bdr Computer data lines system Cpub F16 F17 Front passenger door ecu (in right fornt door) G302 (right side of shift lever) G310 (right rear floor partition panel) Gnd Gnd1 Hot at all times J/c 27 (forward of right rear fenderwell) J10 Mpx-b1 fuse 7.5a Mpx2 Mxp- P b/anc fuse 5a P door fuse 25a Passenger side j/b (right kick panel) Passenger side j/b ecu Pbm+ Pbm- Psdn Pse Psup Red Shoulder belt adjust switch (right) (on right front door) Shoulder belt anchor motor (right) (near middle of right "b" pillar)
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001 List of elements for Power Distribution Wiring Diagram (1 of 5) for Lexus LS 430 2001: 79 (at right kick panel) passenger side j/b (see headlights system) Abs 1 fuse 40a Abs 2 fuse 40a Air conditioning system Air conditioning system & body computer system Air sus fuse 40a Alt fuse 140a Alt-s fuse 5a Am 2 fuse 30a Anti-lock brake system & cruise control system Anti-theft system, body computer system & horns system Anti-theft system, body computer system, door locks system & power windows system Anti-theft system, body computer system, door locks system, mirrors system, passive restraints system, power windows system & seats system Battery Battery fuse 30a Body computer system Body computer system & exterior lights system Body computer system & headlights system systems Body computer system, exterior lights system, headlights system, instrument cluster system, interior lights system, memory system, mirrors system, trunk, tailgate, fuel doors system & wiper/washer system C12 C13 Crt fuse 7.5a Cruise control system Cruise control system, engine controls system & transmission systems D-j/b fuse 80a D/c cut fuse 20a Defog fuse 40a Defogger system E16 Efi 1 fuse 30a Efi 2 fuse 7.5a Efi main relay Electronic suspension system Engine controls system Engine room j/b 1 (on left front of engine compt, behind headlight) Engine room r/b 1 Etcs fuse 10a Fan fuse 50a Fan relay From ignition switch (diagram 3 of 5) Fusible link block H-lp hi fuse 20a Haz fuse 15a Headlamp relay Heater fuse 50a Horn fuse 10a I10 I21 Ig2 fuse 7.5a Ig2 relay Lug j/b fuse 50a Mirrors system & passive restraints system Mpx-b Mpx-b1 fuse 7.5a Mpx-b2 fuse 7.5a Mpx-b3 fuse 7.5a Navigation system Nca P-j/b fuse 80a Passenger side j/b ecu R/b fuse 60a Radio 1 fuse 7.5a Red Seats system Sound system Starter Starting/ charging system To dome fuse (diagram 2 of 5) To driver side j/b (d-acc relay) (diagram 4 of 5) To engine room j/b 1 (r/b 1, h-lp cln fuse, 30a) (diagram 2 of 5) To engine room j/b 1 (r/b 1, h-lp l lwr, fuse 15a) (diagram 2 of 5) To engine room j/b 1 (r/b 1, ign fuse, 7.5a) (diagram 2 of 5) To ignition switch (diagram 3 of 5) To junction connector j3 (diagram 2 of 5) To luggage room j/b (diagram 5 of 5) To passenger side j/b (p door fuse, 25a) (diagram 3 of 5) W/ compass W/o compass Power Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001 List of elements for Power Distribution Wiring Diagram (2 of 5) for Lexus LS 430 2001: 41 (rb 1, ig2 relay) (diagram 1 of 5) A/c ig fuse 7.5a Air conditioning system Air conditioning system, cooling fans system, cruise control system, defogger system, exterior lights system, mirrors system, navigation system, seats system, starting/charging system, transmissions system & wiper/washer system Anti-theft system, body computer system, exterior lights system & headlights system Body computer system & headlights system Body computer system & wiper/ washer system Body computer system & wiper/washer system Cruise control system, engine controls system & transmissions system Dome fuse 10a E13 Engine controls system & starting/ charging system Engine room j/b 1 Engine room j/b 1 (on left front of engine compt, behind headlight) Engine room r/b 1 Engine room r/b 1 (on left front of engine compt, behind headlight) Fr fog fuse 15a Fr ig fuse 7.5a From driver side j/b (d-ig1 relay) (diagram 4 of 5) From engine room j/b 1 (r/b 1, headlamp relay) (diagram 1 of 5) From engine room j/b 1 (r/b 1, ig2 relay) (diagram 1 of 5) From engine room j/b 1 j From fr fog fuse (diagram 2 of 5) From fusible link block (r/b fuse, 60a) (diagram 1 of 5) From passenger side j/b (mpx-b1 fuse, 7.5a) (diagram 1 of 5) G108 (left radiator side support) H-lp cln fuse 30a H-lp l lwr fuse 15a H-lp r lwr fuse 15a Ig1 relay Ign fuse 7.5a Inj fuse 10a J/c 3 (near engine control module, in protective case) J/c 7 (below engine room room j/b 1 & engine room r/b 1) Passenger side j/b (at right kick panel) Red Tail fuse 7.5a To ig1 relay (diagram 2 of 5) Washer fuse 20a Wip fuse 30a Wiper/ washer system Power Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001 List of elements for Power Distribution Wiring Diagram (3 of 5) for Lexus LS 430 2001: 55 Acc Air conditioning system, body computer system, instrument cluster system, mirrors system, navigation system, power tops system, seats system, warning system & wiper/washer system Air conditioning system, instrument cluster system, navigation system & sound system Am1 Am2 Amp fuse 30a Anti-theft system, body computer system, door locks system, interior lights system, mirrors system, passive restraints system & power tops system B/anc C10 C17 D door fuse 25a E17 Engine controls system, starting/ charging system & transmissions system Engine room j/b 1 (on left front of engine compt, behind Engine room r/b 1 From driver side j/b (am1 fuse, 7.5a) (diagram 4 of 5) From driver side j/b (d-acc relay) (diagram 4 of 5) From driver side j/b (d-ig1 relay) (diagram 4 of 5) From fusible link block (am2 fuse, 30a) (diagram 1 of 5) From fusible link block (p-j/b fuse, 80a) (diagram 1 of 5) Front cigarette lighter Fusible link block (on right rear of engine compt) G201 (right side side panel) G302 (right side of shift lever) H-lp lvl fuse 5a Headlights system Ig1 Ig2 Ignition switch J10 Junction connectors j/c 12 & j/c 13 (behind upper center of dash) Lock Navigation system & sound system P b/anc fuse 5a P door fuse 25a P rr-ig fuse 10a P s/htr fuse 15a P-acc fuse 7.5a P-acc relay P-cig fuse 15a P-ig fuse 7.5a P-ig1 relay Passenger side j/b (at right kick panel) Passenger side j/b ecu Pnk Power tops system Red S/roof fuse 25a Seats system St2 Start Starter fuse 7.5a Starter relay Tel fuse 7.5a To passenger side j/b (ig2 fuse 7.5a) (diagram 1 of 5) Power Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001 List of elements for Power Distribution Wiring Diagram (4 of 5) for Lexus LS 430 2001: 70 (right side side panel) g201 A/c fuse 7.5a Abs-ig fuse 7.5a Air conditioning system Air conditioning system & body computer system Airsus fuse 20a Am1 fuse 7.5a Anti-theft system, body computer system, defogger system, door locks system, mirror system, passive restraints system & power windows system Anti-theft system, body computer system, door locks system & power windows system Anti-theft system, body computer system, door locks system, mirrors system, power windows system & shift interlock system B/anc Body computer system Body computer system & horns system Body computer system, cruise control system, electronic suspension system, engine controls system, exterior lights system, seats system, shift interlock system & transmission system Body computer system, garage door system & interior lights system Cruise control system Cruise control system, electronic suspension system, engine controls system & transmission system D b/anc fuse 5a D p/seat fuse 30a D rr-ig fuse 10a D s/htr fuse 15a D-acc fuse 7.5a D-acc relay D-cig fuse 15a D-ig1 relay Driver side j/b (at left kick panel) Driver side j/b ecu E10 E11 E17 Electronic suspension system F11 F12 F15 F16 F17 F18 From d s/htr p fuse 15a (diagram 4 of 5) From fusible link block (d-j/b fuse, 80a) (diagram 1 of 5) From security q fuse 7.5a (diagram 4 of 5) G10 G202 (left side of dash) G413 Gauge fuse 7.5a I15 I17 J/c 30 (rearward of right rear fenderwell) J10 Memory system Mpx-ig fuse 7.5a Navigation system Obd fuse 7.5a Panel fuse 7.5a Passive restraints system & body computer system Pnk Power outlet Pwr outlet fuse 15a Rear cigarette lighter Red Seats system Security fuse 7.5a Shift interlock system Stop fuse 5a Ti & te fuse 20a To engine room j/b 1 (r/b 1, ig1 relay) (diagram 2 of 5) To gauge fuse 7.5a (diagram 4 of 5) To ignition switch (diagram 3 of 5) To j/c 12 & j/c 13 (diagram 3 of 5) To panel fuse 7.5a (diagram 4 of 5) To passenger side j/b (p-acc relay) (diagram 3 of 5) Power Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001 List of elements for Power Distribution Wiring Diagram (5 of 5) for Lexus LS 430 2001: 43 Acc Air conditioning system & body computer system Anti-theft system, body computer system, door locks system, interior lights system & power windows system Body computer system & interior lights system Body computer system, exterior lights system & interior lights system C10 C11 Cellular telephone system Coil Contact E13 E19 F10 From fusible link block (lug j/b fuse, 50a) (diagram 1 of 5) From rr s/shade r fuse 15a (diagram 5 of 5) Fuel opn fuse 10a Fuel opn(p) G414 J/c 23 (rearward of left rear fenderwell) L-acc relay L-ig1 relay L-o/c (p) Lce lp fuse 7.5a Luggage room j/b (on left side of luggage compartment) Luggage room j/b ecu Navigation system Noise filter P p/seat fuse 30a P-gnd Rr a/c fuse 7.5a Rr acc fuse 7.5a Rr door lh fuse 20a Rr door rh fuse 20a Rr ecu-b fuse 30a Rr ig fuse 7.5a Rr s/htr fuse 20a Rr s/shade fuse 15a Rr s/shade relay Rr seat lh fuse 30a Rr seat rh fuse 30a Seats system Sound system To fuel opn fuse 10a (diagram 5 of 5)
POWER DOOR LOCKS Power Door Lock Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Power Door Lock Wiring Diagram (1 of 2) for Lexus LS 430 2001: 50 A1+ A1- Anti-theft system Bdr Cps1 Cps2 Cps3 Cpse Cpub Cty D24 D25 Dbls Dle Driver door ecu (in left front door) Driver side j/b (at left kick panel) F11 F16 F17 Front passenger door ecu (in right front door) Full G310 G312 Ground Half Hot at all times I15 Ill+ J/c 21 (forward of left rear fenderwell) J/c 27 (forward of right rear fenderwell) Keye Kul Left front door courtesy switch Left front door lock motor Lsw Mpx-ig fuse 7.5a Mpx1 Mpx2 Mul Pnk Pole Power window master switch Pwe Pws Red Right front door courtesy switch Right front door lock control switch Right front door lock motor Sig Warning systems Power Door Lock Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Power Door Lock Wiring Diagram (2 of 2) for Lexus LS 430 2001: 53 A1+ A1- Anti-theft system Bdr C10 Cps1 Cps2 Cps3 Cpse Cpub Cty D door fuse 25a Dbls Dlel Driver side j/b Full G310 G312 G413 Ground Half Hot at all times I10 I22 J/c 21 (forward of left rear fenderwell) J/c 27 (forward of right rear fenderwell) J/c 30 (rearward of right rear fenderwell) J10 J11 J12 J13 Junction connector (behind upper center of dash) Left rear door courtesy switch Left rear door ecu (in left rear door) Left rear door lock motor Lh rr door fuse 20a Lsw Luggage room j/b (on left side of luggage compartment) Mpx-b1 fuse 7.5a Mpx1 Mpx2 P door fuse 25a Passenger side j/b (at right kick panel) Pole R13 R14 Red Rh rr door fuse 20a Right rear door courtesy switch Right rear door ecu (in right rear door) Right rear door lock motor Sel1 Sig
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Lexus LS 430 2001 List of elements for Electrochromic Mirror Wiring Diagram for Lexus LS 430 2001: 21 Driver door ecu (in door) Ec+ Ec- Eci+ Eci- F14 F16 G302 (right side of gear shift lever) Gnd Gnd5 Hot in on or start I12 Ig1 Inner mirror J/c 14 (behind upper center of dash) Left outside rear view mirror Overhead j/b (at front of roof opening) P-ig fuse 15a Passenger door ecu (in door) Passenger side j/b (right kick panel) Right outside rear view mirror
POWER SEATS Climate Control Seats Wiring Diagram for Lexus LS 430 2001 List of elements for Climate Control Seats Wiring Diagram for Lexus LS 430 2001: 44 (behind upper center of dash) (under front Blr mtr lh Climate control seat switch D s/htr fuse 15a Driver seat climate controller Driver seat ecu (below seat) Driver side j/b (at left kick panel) Driver's climate control seat ecu G j14 G j15 G201 (right dash side panel) G301 G312 (forward of left rear fenderwell) Hot in on or start Idl Ind J/c J/c 14, j/c 15 Lh chsh thrm Lind Lv5 Lvg Lvs P s/htr fuse 15a P-ig fuse 7.5a Passenger seat climate controller Passenger side j/b (at right kick panel) Passenger's climate control seat ecu Passenger's seat) Pnk Red Rind Rlid Rrid Rsid Rv5 Rvg Rvs Tb5 Tbs Tdb+ Tdb- Ted lh/cush Driver's Lumbar Wiring Diagram for Lexus LS 430 2001 List of elements for Driver's Lumbar Wiring Diagram for Lexus LS 430 2001: 11 (forward of left rear fenderwell) D p/seat fuse 30a Driver side j/b (at left kick panel) Driver's lumbar support control switch G312 Hot at all times J/c 21 J10 Lower side lumbar control motor Red Upper side lumbar control motor Heated Seats Wiring Diagram, Front for Lexus LS 430 2001 List of elements for Heated Seats Wiring Diagram, Front for Lexus LS 430 2001: 20 (behind upper center of dash) (forward of left rear fenderwell) D s/htr fuse 15a Driver seat heater Driver side j/b (at left kick panel) G j14 G j15 G201 (right dash side panel) G301 (under front passenger's seat) G312 Hot in on or start J/c 14, j/c 15 J/c 21 P s/htr fuse 15a P-ig fuse 7.5a Passenger seat heater Passenger side j/b (at right kick panel) Seat heater switch Thl Thr Heated Seats Wiring Diagram, Rear for Lexus LS 430 2001 List of elements for Heated Seats Wiring Diagram, Rear for Lexus LS 430 2001: 25 (behind upper center of dash) (forward of right rear fenderwell) B10 B11 G j14 G j15 G201 (right dash side panel) G310 G312 (left rear passenger seat back) Hil Hir Hot in on or start Indc J/c 14, j/c 15 J/c 27 Left rear seat heater Luggage room j/b (left side of luggage compt) P-ig fuse 7.5a Passenger side j/b (at right kick panel) Rear seat heater switch Right rear seat heater Rr s/htr fuse 20a Seat heater switch W/ rear power seats W/o rear power seats Passenger's Power Seat Wiring Diagram for Lexus LS 430 2001 List of elements for Passenger's Power Seat Wiring Diagram for Lexus LS 430 2001: 23 Down Front G301 (under front passenger's seat) Head rest Head rest control motor (in seat) Hot at all times Lifter Lifter control motor (in seat) Lumbar Lumbar support control motor (in seat) P p/seat fuse 30a Passenger side j/b (at right kick panel) Passenger's power seat control switch Passenger's power seat sub control switch Passenger's seat lumbar support switch Rear Reclining Reclining control motor (in seat) Red Slide Slide control motor (in seat) Vertical Vertical control motor (in seat) Rear Vibrating Seats Wiring Diagram for Lexus LS 430 2001 List of elements for Rear Vibrating Seats Wiring Diagram for Lexus LS 430 2001: 36 B10 Driver door ecu Driver side j/b (at left kick panel) Front passenger door ecu G j10 G310 (right rear passenger seat back) G312 (left rear passenger seat back) Gnd1 Hot at all times Hot in on or start I14 I20 J/c 10, j/c 11 (behind upper center of dash) J/c 31 (behind left rear seat back) J11 g Left rear door ecu Left rear seat ecu Left rear vibration seat ecu Left vibrator Mpx Mpx-b1 fuse 10a Mpx1 Mpx2 P rr-ig fuse 10a Passenger side j/b (at right kick panel) Right rear door ecu Right rear seat ecu Right rear vibration seat ecu Right vibrator Stop Strt Sysb Vib+ Vib- Vibe Vibration switch (part of rear seat control switch)
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagrams for Lexus LS 430 2001 List of elements for Power Top/Sunroof Wiring Diagrams for Lexus LS 430 2001: 64 Cls Combination meter Cpu Cty D25 Data Dome fuse 10a Door lock control receiver (inner mirror) Down Driver door ecu (inside front of left front door) Driver side j/b (at left kick panel) Dwn E11 E13 E16 F15 F17 F18 G201 (right dash side panel) G302 (right side of shift lever) Gateway ecu (behind left side of dash) Gauge fuse 7.5a Gnd Hot at all times Hot in on or start Hot in run I14 I19 Ig3 J/c 10, j/c 12 (behind upper center of dash) J/c 14 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J12 J14 J16 J17 Left front door courtesy switch Left rear door courtesy switch Left rear door ecu (inside front of left rear door) Moon roof control ecu (at front of roof opening) Mpd1 Mpd2 Mpi2 Mpx Mpx-b2 fuse 7.5a Mpx1 Mpx2 Opn Overhead j/b (at front of roof opening) P-ig fuse 7.5a Passenger side j/b (at right kick panel) R13 R14 Rc0 Rda Red Right front door courtesy switch Right front door ecu (inside front of right front door) Right rear door courtesy switch Right rear door ecu (inside front of right rear door) Rssi S/roof fuse 25a Theft deterrent ecu (behind right upper center of dash) Transponder key computer (behind upper center of dash)
POWER WINDOWS Power Windows Wiring Diagram (1 of 3) for Lexus LS 430 2001 List of elements for Power Windows Wiring Diagram (1 of 3) for Lexus LS 430 2001: 76 (in front of left front door) driver door ecu +b1 +b2 Acc Auto Bdr Bzr Bzr2 Bzr3 Bzrg C10 Cpub Cty D door fuse 25a D-acc fuse 7.5a D24 D25 Data Ddn Door lock control receiver (inner mirror) Driver side j/b (at left kick panel) Dt1 Dt2 Dt3 Dup F11 F17 F18 G302 (right side of shift lever) G312 j/c 21 (forward of left rear fenderwell) Gnd Hot at acc or on Hot at all times Hot in on or start I14 I15 I19 I21 I22 J10 J11 j/c 10, j/c 11 (behind upper center of dash) J12 J13 j/c 12, j/c 13 (behind upper center of dash) J14 j/c 14, j/c 15 (behind upper center of dash) J15 Keyless buzzer (near base of "a" pillar) Keyless buzzer on/off switch Left front door courtesy switch Left front power window motor Lmt Mdn Mpx-ig fuse 7.5a Mpx1 Mpx2 Mup Open Passenger side j/b (at right kick panel) Pls Power window master switch Pwe Pws Rc0 Rda Red Rssi Sc1 Sc2 Sc3 Security fuse 7.5a Sgnd Sig Theft deterrent ecu (behind upper right center of dash) Trans- ponder key computer (behind upper center of dash) W/l Wls1 Wlsw Power Windows Wiring Diagram (2 of 3) for Lexus LS 430 2001 List of elements for Power Windows Wiring Diagram (2 of 3) for Lexus LS 430 2001: 39 Auto Bdr Cpub Cty E11 E18 F16 F17 Front passenger door ecu (inside right front door) G310 Gateway ecu (behind left side of dash) Gnd Hot at all times I10 I13 J/c 27 (forward of right rear fendewell) J10 J10 j/c 10, j/c 11 (behind upper center of dash) J11 Lmt Mdn Mpd1 Mpd2 Mpx-b1 fuse 7.5a Mpx1 Mpx2 Mup P door fuse 25a Passenger side j/b (at right kick panel) Pct Pls Pwe Red Right front door courtesy switch Right front power window control switch Right front power window motor Sgnd Sig Wls1 Power Windows Wiring Diagram (3 of 3) for Lexus LS 430 2001 List of elements for Power Windows Wiring Diagram (3 of 3) for Lexus LS 430 2001: 40 (inside left rear door) left rear door ecu Auto Bdr C10 Cpub Cty G310 G413 Gnd Hot at all times J/c 21 (forward of left rear fenderwell) J/c 27 (forward of right rear fendewell) J/c 30 (rearward of right rear fendewell) Left rear door courtesy switch Left rear power window control switch Left rear power window motor Lmt Mdn Mpx1 Mpx2 Mup Pct Pcti Pcto Pls Pwe R12 R13 R14 R15 Red Right rear door courtesy switch Right rear door ecu (inside right rear door) Right rear power window control switch Right rear power window motor Rr door lh fuse 20a Rr door rh fuse 20a Sel1 Sgnd Sig Rear Window Sun Shade Wiring Diagram for Lexus LS 430 2001 List of elements for Rear Window Sun Shade Wiring Diagram for Lexus LS 430 2001: 24 (right side side panel) g201 Ecu Fsw G312 (left rear passenger seat back) G414 Hot at all times J/c 23 (rearward of left rear fenderwell) J/c 26 (near center of rear speaker shelf) Lmt Luggage room j/b (on left side of luggage compt) Luggage room j/b ecu P-gnd Passenger side j/b ecu (at right kick panel) R27 Rear sunshade control relay (below center of rear speaker shelf) Rear sunshade switch Rear sunshade switch (part of rear seat control switch) (w/ rear power seat only) Rev Rr s/shade fuse 15a Rr s/shade relay Rss Rsw W/ rear pwr seat and/or air suspension W/o rear pwr seat and/or air suspension
RADIO Radio Wiring Diagrams (1 of 2) for Lexus LS 430 2001 List of elements for Radio Wiring Diagrams (1 of 2) for Lexus LS 430 2001: 38 Acc Amp fuse 30a Atx+ Atx- E17 G206 (right dash brace) G413 Gateway ecu (behind left end of dash) Gnd Gtx+ Gtx- Hot at all times Hot in on & acc Hot with l-acc relay energized J/c 14, j/c 15 (behind upper center of dash) J/c 28, j/c 29 (rearward of right rear fenderwell) J/c 30 (rearward of right rear fenderwell) Luggage room j/b (on left side of luggage compt) Mmut Multi- display Mute Nca P-acc fuse 7.5a Passenger's side j/b (at right kick panel) Radio & player Radio fuse 1 7.5a Red Rr acc fuse 7.5 Rr ecu-b fuse 7.5 Sgnd Stereo component tuner Tel fuse 7.5a Tsx- Tx+ Tx- Txs+ Txs- W/ navigation Radio Wiring Diagrams (2 of 2) for Lexus LS 430 2001 List of elements for Radio Wiring Diagrams (2 of 2) for Lexus LS 430 2001: 72 +b1 +b2 7 speaker 9 speaker Acc Audio & rear a/c control switch Aui+ Aui- Auo+ Auo- C12 Combination meter Fl+ Fl- Fr+ Fr- G312 (left rear passenger seat back) G413 Gnd Gnd4 Gnd5 J/c 30 (rearward of right rear fenderwell) J/c j28, j17 (behind upper center of dash) Left front door speaker Left front tweeter Left rear door speaker Left rear tweeter Ml+ Ml- Mr+ Mr- Mtx+ Mtx- Mute N-mu Navigation ecu (right rear corner of luggage compartment) Nvmu Pnk Red Right front door speaker Right front tweeter Right rear door speaker Right rear tweeter Rl+ Rl- Rr+ Rr- Rtx+ Rtx- S28 S29 S30 Sp+ Sp- Spd Spdo Spi+ Spi- Stereo component amplifier (on right side of luggage compt, behind trim) T14 T15 Telephone transceiver & speaker relay (w/ link system: on right side of luggage compartment, w/o link system: on left side of luggage compartment) Tmut Tx+ Tx- W/ navigation W/o navigation Wfl+ Wfl- Wfr+ Wfr- Woofer
SHIFT INTERLOCKS Shift Interlock Wiring Diagram for Lexus LS 430 2001 List of elements for Shift Interlock Wiring Diagram for Lexus LS 430 2001: 19 Acc D-acc fuse 7.5a Driver side j/b ecu (left kick panel) Driver side junction block (left kick panel) F18 G201 (right dash side panel) G302 (right side of shift lever) Gauge fuse 7.5a Hot at all times Hot in acc or on Hot in on or start J/c 11 (behind upper center of dash) Key interlock solenoid (in ignition switch assembly) Kls+ Red Shift lock control ecu (below shifter lever, in center comsole) Stop fuse 5a Stop light switch (on bracket, above brake pedal) Stp
STARTING/CHARGING Charging Wiring Diagram for Lexus LS 430 2001 List of elements for Charging Wiring Diagram for Lexus LS 430 2001: 24 Alt fusible link 140a Alt-s fusible link 5a Battery Battery ground Chg Combination meter Computer data lines system Cpu Driver side j/b (left kick panel) Engine control module (on left front of engine compartment in protective case) Engine room r/b 1 (left front of engine compt, behind headlight) Fr ig fuse 7.5a Fusible link block (on right rear of engine compartment) G302 (right side of shift lever) Gauge fuse 7.5a Generator Hot in on or start J/c 1 & 2 (near engine control module, in protective case) J/c 16 & 17 (behind upper center of dash) J16 J17 Mpx1 Nca Red Starting Wiring Diagram for Lexus LS 430 2001 List of elements for Starting Wiring Diagram for Lexus LS 430 2001: 19 Acc Am2 Am2 fuse 20a Battery E10 (engine harness, right side of firewall) E2 (engine harness, near ecm) Engine control module (on left front (of engine compt, in protective case) Fusible link block (on right rear of engine compt) G120 (side of right cylinder head) Ignition switch J/c 5 & j/c 6 (near engine control module, in protective case) Lock Nca Park/neutral position switch (on right side (of transaxle) St2 Sta fuse 7.5 Start Starter Starter relay
SUPPLEMENTAL RESTRAINTS Supplemental Restraint Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for Supplemental Restraint Wiring Diagram (1 of 2) for Lexus LS 430 2001: 72 (near lower rear of left rear door opening) left rear side air bag sensor (right side of shift lever) g302 +sl +sr -sl -sr A23 A24 A25 Air bag sensor assembly (behind lower center of dash, on transmission tunnel) Air bag squib (steering wheel pad) Driver side j/b (at left kick panel) Escl Escr Esl Esr Fsr+ Fsr- Hot in on or start Icl+ Icl- Icr+ Icr- Ig1 Ig2 Ig2 fuse 7.5a Left air bag curtain shield squib Left front pretensioner Left rear pretensioner Left side air bag squib Mpx-ig fuse 7.5a Mpx1 Mpx2 P2+ P2- Passenger side j/b (at right kick panel) Pl+ Pl- Plr+ Plr- Pnk Pr+ Pr- Prr+ Prr- Rbe+ Red Right curtain shield air bag squib Right front buckle switch (in right front seat belt buckle) Right front pretensioner (near base of right "b" pillar) Right front side air bag sensor (near base of right "b" pillar) Right rear pretensioner (near base of right "c" pillar) Right rear side air bag sensor Right side air bag squib Rl+ Rl- Rr+ Rr- Sfl+ Sfl- Sfr+ Sfr- Sil Spiral cable Ssl+ Ssl- Ssr+ Ssr- Vucl Vucr Vupl Vupr Supplemental Restraint Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for Supplemental Restraint Wiring Diagram (2 of 2) for Lexus LS 430 2001: 56 (right kick panel) g203 (right side of shift lever) g302 +sl +sr -sl -sr A/c control assembly A11 Air bag Air bag squib (front passenger air bag asssembly) C12 Center cluster integration panel Combination meter Cpu Data link connector 3 (partial) (below left side of dash) Dbkl Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E10 Engine control module (on left front of engine compartment, in protective case) Engine room 2 r/b (on left front of engine compartment, behind headlight) Esl F13 F15 Front controller G404 Gateway ecu (behind left end of dash) Gauge fuse 7.5a Hot in on or start J/c 23 (rearward of left rear fenderwell) J16 J17 Junction connector (behind upper center of dash) Junction connector 13 (behind upper center of dash) Left front air bag sensor (on left front of engine compartment) Left front buckle switch (in left front seat belt buckle) Left front side air bag sensor (near base of left "b" pillar) Mpi1 Mpi2 Mpl2 Mpx + Mpx - Mpx- Mpx1 Mpx2 Passenger side j/b (at right kick panel) Passenger side j/b ecu Right front air bag sensor (on right front of engine compartment) Skid control ecu (behind left side of dash) Solid state Srs Ssl+ Ssl- Vupl W/ lexus navigation system W/o lexus navigation system
TRANSMISSION A/T Wiring Diagram (1 of 2) for Lexus LS 430 2001 List of elements for A/T Wiring Diagram (1 of 2) for Lexus LS 430 2001: 69 (engine harn, left side of engine compt, under engine room j/b 1) +b1 +bm 2002-03 Accelerator position sensor (behind left center of dash) Batt C15 Combination meter Computer data lines system Data link connector 3 (below left side of dash) Driver side j/b (behind left kick panel) Driver side j/b ecu (left kick panel) Ec (radiator left side support) Ect pwr Ect snow Efi 1 fuse 30a Efi main relay Electronically controlled transmission pattern select switch Engine control module (ecm) (left front of engine compt, in protective case) Engine room r/b 1 (left front of engine compt, behind headlight) Epa Eptk Etcs fuse 10a F15 Fr ig fuse 7.5a Gauge fuse 7.5a Hot at all times Hot in on or start Hot in start Ign fuse 7.5a Igsw Ii (right side of shift lever) Ik (right dash side panel) J/c 1, j/c 2 (near ecm) j2 J/c 13 (upper center of dash) J/c 16, j/c 17 (upper center of dash) J/c 3 (near ecm) J16 J16 j/c 16, j/c 17 (upper center of dash) J17 Mil Mpx- Mpx1 Mpx2 Mrel Passenger side j/b (behind right kick panel) Passenger side j/b ecu (behind right kick panel) Pnk/nlk Pwr Red Short connector sc1, sc2 (near ecm) Sil Snow Speedo Sta Sta fuse 7.5a Stop fuse 5a Stoplight switch (above brake pedal, on bracket) Stp Stpi Stpo Tac Tach Vcpa Vpa Vpa2 Vptk Wfse Wsfe A/T Wiring Diagram (2 of 2) for Lexus LS 430 2001 List of elements for A/T Wiring Diagram (2 of 2) for Lexus LS 430 2001: 45 (behind right kick panel) passenger side j/b (left side of transmission) electronically controlled transmission solenoid (right side of transmission) (integral to park/neutral position switch) a/t indicator light switch At4 Atl Braided C10 C16 E01 E02 E03 Ee (side of right cylinder head) Ef (side of left cylinder head) Engine control module (ecm) (left front of engine compt, in protective case) Engine coolant temperature sensor (front center of engine) Eoil Eta Ethw Ge01 J/c 4 (near ecm) J/c 5 (near ecm) Me01 Nca Nco+ Nco- Nssd Nssl O/d direct clutch speed sensor (left side of transmission) Oil Red Shift lock control ecu (in center console, below shift lever) Sln+ Sln- Slt+ Slt- Slu+ Slu- Sp2+ Sp2- Throttle control motor (on throttle body) Throttle position sensor (on throttle body) Thw Vehicle speed sensor (on transmission) Vta Vta2
TRUNK, TAILGATE, FUEL DOOR Fuel Door Release Wiring Diagram for Lexus LS 430 2001 List of elements for Fuel Door Release Wiring Diagram for Lexus LS 430 2001: 30 (upper center of dash) j/c 14, 15 Bu- Bubs Computer data lines system Driver side j/b (left kick panel) Driver side j/b ecu (left kick panel) E20 Fuel Fuel lid opener motor (left side of luggage compartment) Fuel lid opener switch Fuel opn fuse 10a Fuel opn(o) Fuel opn(p) G202 (left side of dash) G414 (left quarter panel) Gnd Hot at all times J/c 23 (rearward of left rear fenderwell) J14 J15 L14 Luggage room j/b (left side of luggage compartment) Luggage room j/b ecu (left side of luggage compartment) Mpx+ Mpx-b3 fuse 7.5a Mpx-p Mpx2 P-gnd Passenger side j/b (right kick panel) Red Trunk Release & Pull Down Wiring Diagram for Lexus LS 430 2001 List of elements for Trunk Release & Pull Down Wiring Diagram for Lexus LS 430 2001: 41 (upper center of dash) j/c 14, 15 Bdcy Bu- Bubs Cls Computer data lines system Cty Door lock switch (luggage) (in luggage compartment) Driver side j/b (left kick panel) Driver side j/b ecu (left kick panel) E12 Fuel Fuel opn fuse 10a G202 (left side of dash) G414 (left quarter panel) Gnd Hot at all times J/c 23 (rearward of left rear fenderwell) J/c 24 (on rear of luggage compt lid) J14 J15 L-o/c (p) L12 L14 Lcls Lcm+ Lcm- Lcty Lopn Luggage compartment door closer motor (on center rear of luggage compt lid) Luggage compt opener switch Luggage room j/b (left side of luggage compt) Luggage room j/b ecu (left side of luggage compartment) Mpx+ Mpx-b3 fuse 7.5a Mpx-p Mpx2 Opn P-gnd Passenger side j/b (right kick panel) Red
WARNING SYSTEMS Warning System Wiring Diagrams for Lexus LS 430 2001 List of elements for Warning System Wiring Diagrams for Lexus LS 430 2001: 65 A24 A25 Airbag sensor assembly (behind lower center of dash) C10 Combination meter Cpu Cty D25 Dbkl Dome fuse 10a Driver door ecu (inside front of left front door) Driver side j/b (at left kick panel) Driver side j/b ecu (at left kick panel) E10 E13 E16 Engine room 2 r/b F13 F15 Front controller G201 (right side side panel) G206 (right dash brace) G302 (right side of shift lever) G414 Gateway ecu (behind left side of dash) Gauge fuse 7.5a Gnd1 Hot at all times Hot in on or start Hot in run I14 Ig+ J/c 10, j/c 12 (behind upper center of dash) J/c 14 (behind upper center of dash) J/c 16, j/c 17 (behind upper center of dash) J/c 23 (rearward of left rear fenderwell) J12 J14 J16 J17 Ksw Left front buckle switch Left front door courtesy switch Mpd1 Mpi2 Mpl2 Mpx-b2 fuse 7.5a Mpx1 Mpx2 P-ig fuse 7.5a Passenger seat belt warning light (clock) Passenger seat belt warning light (multi- display) Passenger side j/b (at right kick panel) Pbew Rbe+ Red Right front buckle switch S12 Seat- belt ind Skid control ecu (behind left side of dash) Theft deterrent ecu (behind right upper center of dash) Transponder key computer (behind upper center of dash) Unlock warning switch W/ navigation system W/o navigation system
WIPER/WASHER Front Wiper/Washer Wiring Diagram for Lexus LS 430 2001 List of elements for Front Wiper/Washer Wiring Diagram for Lexus LS 430 2001: 40 A1 a2 Airbag B14 C14 Combination switch Computer data lines system Engine room r/b 1 (left front of engine compt, behind headlight) Engine room r/b 2 (left front of engine compt, behind headlight) F j14 Front controller Front wiper motor (below left side of windshield) Fwas G j14 G108 (left radiator side support) Gnd2 H j15 Hot at all times Hot in on or start Ig2 J/c 14, j/c 15 (behind upper center of dash) J/c 7 (below engine room j/b 1) Mpx Mpx-b3 fuse 7.5a Mpx1 Mpx2 Overhead j/b (at front of roof opening) P-ig fuse 7.5a Passenger side j/b (at right kick panel) Passenger side j/b ecu (at right kick panel) Pnk Rain sensor (near top center of windshield) S/m S/s Sig Washer fuse 20a Washer level sensor (below left headlight, on reservoir) Washer motor (below left headlight, on reservoir) Wip Wip fuse 30a Wlvl Headlamp Washer Wiring Diagram for Lexus LS 430 2001 List of elements for Headlamp Washer Wiring Diagram for Lexus LS 430 2001: 21 A j1 A j2 Combination switch Driver side j/b ecu (at left kick panel) Engine room r/b 1 (left front of engine compt) Fr ig fuse 7.5a G108 (left radiator side support) G202 (left side of dash) H-lp cln fuse 30a Hdcl Head Headlight cleaner control relay (behind left headlight) Headlight cleaner motor (below left headlight) Headlight cleaner switch (part of switch pack, forward of center console) Hot at all times Hot in on or start J/c 1, j/c 2 (left front of engine compt, in protective case) Light control switch Mtr Off Tail
