Diagram sections — 31 (87 total)
AIR CONDITIONING ANTI-LOCK BRAKES ANTI-THEFT BODY CONTROL MODULES COMPUTER DATA LINES COOLING FAN CRUISE CONTROL DEFOGGERS ENGINE PERFORMANCE EXTERIOR LIGHTS GROUND DISTRIBUTION HEADLIGHTS HORN INSTRUMENT CLUSTER INTERIOR LIGHTS MEMORY SYSTEMS NAVIGATION 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 Toyota Avalon 2012 List of elements for Automatic A/C Wiring Diagram (1 of 2) for Toyota Avalon 2012: 57 (behind center of dash) j/c d53 (behind left side of dash) j/c d72 (front of engine compt) cooling fan ecu (ig 0-5v) a/d in (left end of dash) +b1 A/c comp fuse 7.5a A/c control assembly A67 Ac1 Adi1 Ambient temperature sensor (behind grille) Anti-theft system Auto Bean i/f C12 Computer data lines system D60 Eac Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F16 Fan relay 1 Front passenger's seat belt warning Gnd Heater fuse 50a Hot at all times Hot in on or start Htr fuse 7.5a Ig+ Ill+ Ill- Instrument panel j/b (behind left side of dash) Interior lights system J/c a51 (left front of engine compt) J/c a67 & d60 (behind left side of dash) Left steering switch Lin1 Main fan motor Mg clt relay Micon Off P-ab Paon Passenger air bag on/off ind Pbew Rdi fan fuse 50a Rear window defogger switch Red Right steering switch Security ind Spiral cable (steering column) Steering pad switch Sub fan motor Temp+ Temp- Warning systems Automatic A/C Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Automatic A/C Wiring Diagram (2 of 2) for Toyota Avalon 2012: 95 (behind right side of dash) j/c d63 & e44 (right kick panel) d3 A/c amplifier (right side of dash) A/c blower assembly (behind right side of dash) A/c compressor (right front of engine compt) A/c fuse 7.5a A/c pressure sensor (right front of engine compt) A/c room temperature sensor (behind center of dash) A/c solar sensor A55 Ad2 Ad6 Ad8 Automatic light control sensor (top of dash) B bus B50 Ba1 Ba3 Blower motor (behind right side of dash) Blw Bus Bus g Canh Canl Combination meter Computer data lines system D37 D38 D63 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) Df2 E44 Ecu-b Engine control module (right rear of engine compt) Engine coolant temperature sensor (top rear of engine) Ethw Flow control valve Gnd Hot at all times Ig+ Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d71 (behind left side of dash) Lin1 Lock Lock sensor Lout Magnetic clutch Mg+ Mgc Micro computer Mpx+ Mpx- Pnk Pre Red Rout S5-2 S5-4 Scli Scr1 Seats system Sg-1 Sg-2 Sg-3 Sg-8 Sg4 Sg7 Sga Shl Shr Smart connector housing color (black) Smart connector housing color (green) Smart connector housing color (red) Sol+ Sol- Ssr+ Ssr- Sw4 Sw5 Tach Taco Tea Temperature sensor a/c evaporator Temperature switch Thw Tsd Tshl Tshr Tsl Tsp Tsr
ANTI-LOCK BRAKES Anti-lock Brakes Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Anti-lock Brakes Wiring Diagram (1 of 2) for Toyota Avalon 2012: 56 (right end of dash) a6 +bs A6 (right end of dash) Abs/ vsc 1 fuse 50a Abs/ vsc 2 fuse 30a Ad8 C14 Canh Canl Csw D/g D13 Da2 Data link connector 3 (lower left side of dash) Dome fuse 7.5a Engine room r/b (left side of engine compt) Fl+ Fl- Fr+ Fr- Gnd1 Gnd2 Headlamp leveling ecu (if equipped) (behind left side of dash) Hot at all times Ig1 Instrument panel j/b (behind left side of dash) J/c a54 (right front of engine compt) J/c d68 (behind left side of dash) Ka2 L10 La2 Left front speed sensor (left front wheel hub assembly) Left rear speed sensor (left rear wheel hub assembly) Mrf Nca Parking brake switch Pkb Pnk Red Right front speed sensor (right front wheel hub assembly) Right rear speed sensor (right rear wheel hub assembly) Rl+ Rl- Rlo Rr+ Rr- Rro Sil Skid control ecu w/ actuator (right side of engine compt) Sp1 Spdl Spdr Stp1 Vsc 1 relay Vsc 2 relay Wfse Anti-lock Brakes Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Anti-lock Brakes Wiring Diagram (2 of 2) for Toyota Avalon 2012: 71 (behind left side of dash) j/c d62 & e43 (behind lower right center of dash) j/c e29 (left front of engine compt) j/c a52 A55 A67 Abs ind Ad9 Bat Brake fluid level warning switch (brake fluid reservoir) Brake ind C13 Ca1h Ca1l Canh Canl Combination meter Computer data lines system D10 D60 D61 D62 Da2 Drive ic E1 (behind left side of dash) E42 E43 Ecu ig1 fuse 10a Ecu ig2 fuse 10a Ecu-b Ecu-b fuse 10a Ed5 Ed6 Engine control module (right rear of engine compt) Engine room r/b (left side of engine compt) Ess F11 F15 F19 G12 Gateway ecu (behind right side of dash) Gauge fuse 7.5a Gnd Hot at all times Hot in on or start Ig+ Instrument panel j/b (behind left side of dash) Interior lights system J/c a67 & d60 (behind left side of dash) J/c a67 (behind left side of dash) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d61 (behind center of dash) J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) J/c d72 (behind left side of dash) J/c d73 (behind right end of dash) Micro computer Mpd1 Mpd2 Pnk Red Slip ind Slip off ind Speedometer Steering sensor (steering column) Stop 1 fuse 15a Stop fuse 7.5a Stop lamp switch Trac off ind Traction control switch (left side of dash) Yaw rate sensor (below rear of center floor console)
ANTI-THEFT Forced Entry Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Forced Entry Wiring Diagram (1 of 2) for Toyota Avalon 2012: 93 (left kick panel) d1 (under left end of dash) k3 Acc Act+ Act- Actd Altb Batb Becu Body ecu Computer data lines system D10 D13 D16 Dcty Detection unlock Dk6 Dl4 Dl6 Dome fuse 7.5a Door 1 fuse 25a Door 2 fuse 25a Driver's side door lock assembly Ecu-acc fuse 7.5a Ecu-b fuse 10a Ecu-ig 1 fuse 10a Engine room r/b (left side of engine compt) Exterior lights system F10 F16 F18 Front passenger's side door courtesy switch (lower right "b" pillar) Front passenger's side door lock assembly G12 Gauge fuse 7.5a Gd3 Gnd1 Gnd2 Haz Hd3 Head relay Headlights system Hot at all times Hot in acc or on Hot w/ ig 1 relay energized Hot w/ ig1 relay energized Hot w/ ig2 relay energized Htr fuse 7.5a I10 Il1 Ile Ind Instrument panel j/b (behind left side of dash) Interior lights system J/c d53 (behind center of dash) J/c d68 (behind left side of dash) J/c k34 (left "c" pillar) Jk1 K16 Ksw L1 (right "c" pillar) L10 Lcty Left rear door courtesy switch (lower left "c" pillar) Left rear door lock assembly Lgcy Lock Lswd Lswl Lswp Lswr Luggage door lock assembly M18 Main fuse 40a Mpx-b fuse 7.5a Mpx1 Mpx2 P11 Pcty Pnk Prg Rcty Rda Red Right rear door courtesy switch (lower right "c" pillar) Right rear door lock assembly Tail relay Tr+ Trly Turn signal flasher (behind left side of dash) Ul3 Unlock Unlock detection Forced Entry Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Forced Entry Wiring Diagram (2 of 2) for Toyota Avalon 2012: 70 (behind left side of dash) j/c d60 (left front corner of engine compt) wireless door lock buzzer (left front of engine compt) j/c a52 (near center of radiator support) engine hood courtesy switch (right "c" pillar) l2 (right rear of engine compt) security horn A/c control assembly A3 (left end of dash) Ad2 Alt fuse 120a 140a Ant Bean i/f Buzzer Certification ecu (w/ smart key) (behind right side of dash) Combination meter Computer data lines system D13 D39 D61 Data Dk6 Dl5 Dl6 Door control receiver (right "c" pillar) Driver's side door courtesy switch (lower left "b" pillar) E1 (behind left side of dash) E42 Ecu-b Ed5 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Gnd Head Horn relay Horns system Hot at all times Ig+ Ign key cylinder light J/c a51 (left front of engine compt) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d62 (behind left side of dash) J/c d64 (behind left side of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) J/c d72 (behind left side of dash) L10 L11 Mi side i/f (+b) Micon Micro computer Mpx+ Mpx- Mpx1 Mpx2 P-i/p i/f Pnk Prg Rco Rda Red Rssi S-horn fuse 7.5a Security horn relay Security ind Transponder key amplifier (w/o smart key) (in steering column) Unlock warning switch (w/o smart key) (lower left side of dash) W/ smart key W/o smart key Windshield wiper switch assembly Immobilizer Wiring Diagram, with Smart Key System for Toyota Avalon 2012 List of elements for Immobilizer Wiring Diagram, with Smart Key System for Toyota Avalon 2012: 28 (right rear of engine compt) engine control module +b1 A55 Ad9 Certification ecu (behind right side of dash) D39 Da2 Efi 3 fuse 7.5a Efii Efio Engine room r/b (left side of engine compt) Gnd Hot at all times Id code box (behind left side of dash) Imi Imo J/c a42 (behind left side of dash) J/c d53 (behind center of dash) J/c d63 (behind right end of dash) J/c d67 (behind left side of dash) J/c d71 (behind left side of dash) Lin Lin1 Mpxb Pnk Power source control ecu (behind right side of dash) Red Steering lock ecu (behind left side of dash) Immobilizer Wiring Diagram, without Smart Key System for Toyota Avalon 2012 List of elements for Immobilizer Wiring Diagram, without Smart Key System for Toyota Avalon 2012: 72 (behind left side of dash) j/c a57 (behind left side of dash) j/c d67 +b2 A/c control assembly A55 Ad2 Ad9 Agnd Ant1 Ant2 B1 (top of engine) B50 Batt Code Cty D1 (left kick panel) Da2 Data link connector 3 (lower left side of dash) Dk6 Driver's side door courtesy switch (lower left "b" pillar) E01 E02 E03 E04 E05 Efi 1 fuse 25a Efi 3 fuse 7.5a Efi relay Efii Efio Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F16 Gnd H10 Hot at all times Hot w/ ig1 relay energized Hot w/ ig2 relay energized Htr fuse 7.5a Ig+ Ign fuse 10a Ignition key cylinder light Igsw Imi Imo Ind Instrument panel j/b (behind left side of dash) Interior lights system J/c a42 (behind left side of dash) J/c a51 (left front of engine compt) J/c b52 (top rear of engine) J/c d53 (behind center of dash) J/c d60 (behind left side of dash) J/c d64 (behind left side of dash) J/c d67 (behind left side of dash) J/c d68 (behind left side of dash) J/c d71 (behind left side of dash) J/c d72 (behind left side of dash) Key coil transponder Ksw Me01 Mrel Pnk Red Security ind Sil Transponder key amplifier (in steering column) Transponder key ecu (behind left side of dash) Txct Unlock warning switch (lower left side of dash) Vc5
BODY CONTROL MODULES Body Control Modules Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Body Control Modules Wiring Diagram (2 of 2) for Toyota Avalon 2012: 56 A/c amplifier (right side of dash) Acan Actd Ad8 Body ecu (attached to driver side j/b) Certification ecu (w/ smart key) (behind right side of dash) D/g D13 D37 D39 Dbkl Dcty Dcyl Door locks & anti-theft systems Door locks system Ed4 Exterior lights system Ffgo Gateway ecu (behind right side of dash) Headlights system Instrument cluster, computer data lines & sound systems Interior lights system Lcyl Lgcy Lgyl Lswd Lswp Lswr Mpd1 Mpd2 Mpx+ Mpx- Mpx1 Mpx2 Pcty Pcyl Pnk Power source control ecu (w/ smart key) (behind right side of dash) Power windows systems Prg Rcty Rcyl Rda Red Rssr Sil Skid control ecu w/ actuator (right side of engine compt) Tkul Trnl Trunk, tailgate, fuel doors system Tsw Ul3 W/ smart key system W/o smart key system Warning systems Windshield wiper switch assembly
COMPUTER DATA LINES Computer Data Lines Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Computer Data Lines Wiring Diagram (1 of 2) for Toyota Avalon 2012: 49 (behind right end of dash) j/c d73 A55 Ad2 Ad6 Ad8 Ad9 Airbag sensor assembly center (under front of center floor console) B50 Ba2 Bat Can+ Can- Canh Canl D/g D23 Da2 Da9 Data link connector 3 (lower left side of dash) Dd1 Dia Dl4 E10 Engine control module (right rear of engine compt) H12 Headlamp leveling ecu (w/ headlight beam level control) (behind left side of dash) Hot at all times Init Instrument panel j/b (behind left side of dash) J/c b52 (top rear of engine) J/c d53 (behind center of dash) J/c d67 (behind left side of dash) J/c d68 (behind left side of dash) J/c d72 (behind left side of dash) Lo2 Lvl M12 Obd fuse 7.5a Occupant classification ecu (front passenger's seat) Pnk Red Sil Skid control ecu w/ actuator (right side of engine compt) Steering sensor (steering column) Tire pressure warning ecu (behind right side of dash) Transmission control ecu (left front of engine compt) Transponder key ecu (w/o smart key system) (behind left side of dash) Wfse Yaw rate sensor (below rear of center floor console) Computer Data Lines Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Computer Data Lines Wiring Diagram (2 of 2) for Toyota Avalon 2012: 91 (behind right side of dash) gateway ecu A/c amplifier (right side of dash) A67 Acc Atx+ Atx- Batt Bean i/f Body ecu Ca1h Ca1l Canh Canl Certification ecu (w/ smart key system) (behind right side of dash) Combination meter D10 D13 D37 D39 mpx2 D60 D61 D62 Da2 Dk6 Dn2 E20 E31 E35 E41 E42 E43 E52 E53 E54 Ecu-acc fuse 7.5a Ecu-b fuse 10a Ecu-ig 1 fuse 10a Ed4 Ed6 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F11 Gd3 Gnd Hd3 Hot at all times Hot in on or acc Hot in on or start Instrument panel j/b (behind left side of dash) J/c a67 & d60 (behind left side of dash) J/c d61 & e42 (behind center of dash) J/c d61 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d65 (behind left side of dash) J/c e29 (behind lower right center of dash) J/c k35 & p17 (under driver's seat) K35 Left outer mirror control ecu (w/ driving position memory) (driver's door) Micon Mpd1 Mpd2 Mpx Mpx+ Mpx- Mpx1 Mpx2 Multi-media interface ecu assembly (behind lower center dash) Obd2 P13 P17 Pnk Position control ecu & switch (w/ memory) (left side of driver's seat) Power source control ecu (w/ smart key system) (behind right side of dash) Radio receiver assembly (w/o navigation system) navigation receiver assembly (w/ navigation system) Rain sensor (w/ auto wiper system) (top of windshield) Red Right outer mirror control ecu (w/ memory) (right front door) Sil Stereo component amplifier (if equipped) (under front passenger's seat) System Tx+ Tx- Tx1+ Tx1- Txm+ Txm- W/ navigation W/ smart key system W/o navigation W/o smart key system Windshield wiper switch assembly
COOLING FAN Cooling Fan Wiring Diagram for Toyota Avalon 2012 List of elements for Cooling Fan Wiring Diagram for Toyota Avalon 2012: 29 (left end of dash) (left side of engine compt) engine room j/b +b1 A55 A67 B50 Bean i/f Canh Canl Computer data lines system Cooling fan ecu (front of engine compt) D60 Engine control module (right rear of engine compt) Engine coolant temperature sensor (top rear of engine) Engine room r/b (left side of engine compt) Ethw F16 Fan relay 1 Hot at all times Hot in on or start Htr fuse 7.5a Instrument panel j/b (behind left side of dash) J/c a51 (left front of engine compt) J/c a67 & d60 (behind left side of dash) Main fan motor Micon Rdi fan fuse 50a Sub fan motor Thw
CRUISE CONTROL Cruise Control Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Cruise Control Wiring Diagram (1 of 2) for Toyota Avalon 2012: 53 (behind left side of dash) j/c a57 +b2 +bm A55 Accelerator position sensor (behind left center of dash) Ad2 Ad9 B1 (top of engine) B50 Ba1 Batt Canh Canl Ccs Computer data lines system E02 E03 E04 E05 Efi 1 fuse 25a Efi relay Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Epa Epa2 Eta Geo1 H10 Hot at all times Igsw J/c a51 (left front of engine compt) J/c a57 (behind left side of dash) J/c a67 (behind left side of dash) J/c b52 (top rear of engine) Me01 Mrel Nca Pnk Red Spd St1- Stop 3 fuse 7.5a Stp Throttle body assembly (top rear of engine) Vcp2 Vcpa Vcta Vpa Vpa2 Vta Vta1 Vta2 Cruise Control Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Cruise Control Wiring Diagram (2 of 2) for Toyota Avalon 2012: 82 (behind center of dash) j/c d61 & e42 (behind left side of dash) j/c a42 +res -set Ad2 Ad9 Ba1 Ba2 Ba3 Can+ Can- Cancel Canh Canl Ccs Circuit Combination meter Computer data lines system Cruise control switch Cruise ind D10 D61 D63 Da2 Drive ic E1 (behind left side of dash) E42 E44 Ecc Ecu-b Ecu-b fuse 10a Ed5 Engine room r/b (left side of engine compt) Etcs fuse 10a Fl+ Fl- Fr+ Fr- G12 Gauge fuse 10a Gauge fuse 7.5a H16 Hot at all times Hot in on or start Ig+ Ign fuse 10a Instrument panel j/b (behind left side of dash) J/c a54 (right front J/c a57 (behind left side of dash) J/c b52 (top rear of engine) J/c d63 & e44 (behind right side of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) Ka2 La2 Left front speed sensor (left front wheel hub assembly) Left rear speed sensor (left rear wheel hub assembly) Micro computer Nca Of engine compt) On-off Park/neutral position switch (transaxle) Pnk Red Right front speed sensor (right front wheel hub assembly) Right rear speed sensor (right rear wheel hub assembly) Rl+ Rl- Rr+ Rr- Set ind Skid control ecu w/ actuator (right side of engine compt) Sp1 Spd Speedometer Spiral cable Spiral cable (steering column) Steering wheel pad Stop 1 fuse 15a Stop lamp switch Stp Transmission control ecu (left front of engine compt)
DEFOGGERS Defoggers Wiring Diagram for Toyota Avalon 2012 List of elements for Defoggers Wiring Diagram for Toyota Avalon 2012: 39 (left front of engine compt) junction connector a51 (right "c" pillar) q1 A/c amplifier (right side of dash) A/c control assembly A67 Bean i/f Computer data lines system D37 D60 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F16 Gd3 Gnd Hd3 Heater mirror Hot at all times Hot in on or start Htr fuse 7.5a Ig+ Instrument panel j/b (behind left side of dash) J12 Junction connector a67 & d60 (behind left side of dash) Junction connector d53 (behind center of dash) Junction connector d72 (behind left side of dash) K19 Left outer rear view mirror Lin1 Micon Mir htr fuse 10a Mpx+ Mpx- Noise filter (rear window defogger) (left "c" pillar) O13 Rear window defogger Rear window defogger switch Right outer rear view mirror Rr def fuse 50a Rr def relay
ENGINE PERFORMANCE
3.5L 3.5L, Engine Performance Wiring Diagram (1 of 5) for Toyota Avalon 2012 List of elements for 3.5L, Engine Performance Wiring Diagram (1 of 5) for Toyota Avalon 2012: 69 (behind left side of dash) j/c a57 (left front of engine compt) j/c a51 +b2 +bm A/f fuse 25a A/f relay A55 Accelerator position sensor (behind left center of dash) Accr Ad2 Ad9 Aicv Batt C/ opn relay Canh Canl Ccs Computer data lines system Cruise control system D63 E44 Efi 1 fuse 25a Efi 2 fuse 10a Efi relay Efii Efio Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Epa Epa2 Etcs fuse 10a Fuel suction pump & gauge assembly (fuel tank) H10 Hot at all times Id code box (behind left side of dash) Igsw Imi Imo J/c a42 (behind left side of dash) J/c a57 (behind left side of dash) J/c d63 & e44 (behind right side of dash) K1 (left "c" pillar) Ka2 Mpmp Mrel Pnk Pump Red Sftd Sftu Spd St1- Sta Starting/charging system Stop 1 fuse 15a Stp Stsw Tach Transmissions system Transponder key ecu (behind left side of dash) Vcp2 Vcpa Vpa Vpa2 Vpmp Vsv (air intake control) (left side of engine compt) W/ smart key system W/o smart key system 3.5L, Engine Performance Wiring Diagram (2 of 5) for Toyota Avalon 2012 List of elements for 3.5L, Engine Performance Wiring Diagram (2 of 5) for Toyota Avalon 2012: 24 Ad2 Ba2 Camshaft timing oil control valve (left exhaust side) (left side of engine) Camshaft timing oil control valve (right exhaust side) (right side of engine) Ctsw Da2 Ed5 Engine room r/b (left side of engine compt) G12 Gauge 2 fuse 7.5a Hot in on or start Ign fuse 10a Inj fuse 15a Instrument panel j/b (behind left side of dash) J/c a42 (behind left side of dash) J/c a57 (behind left side of dash) J/c a67 (behind left side of dash) M13 Pnk Power source control ecu (w/ smart key system) (behind right side of dash) Red Stop 3 fuse 7.5a Stop lamp switch Stsw 3.5L, Engine Performance Wiring Diagram (3 of 5) for Toyota Avalon 2012 List of elements for 3.5L, Engine Performance Wiring Diagram (3 of 5) for Toyota Avalon 2012: 38 (top of engine) noise filter (ignition 1) (top of engine) noise filter (ignition 2) (top of left valve cover) ignition coil (top of right valve cover) ignition coil Acm B1 (top of engine) B2 (top of engine) B50 Ba1 Can+ Can- Computer data lines system E01 E02 E04 E05 Engine control module (right rear of engine compt) Ge01 Gnd Ht1b Ht2b Igf Igt1 Igt2 Igt3 Igt4 Igt5 Igt6 J/c b52 (top rear of engine) Me01 Oe1+ Oe1- Oe2+ Oe2- Pnk Red Transmissions system Vsv (acm) (left front of engine compt) 3.5L, Engine Performance Wiring Diagram (4 of 5) for Toyota Avalon 2012 List of elements for 3.5L, Engine Performance Wiring Diagram (4 of 5) for Toyota Avalon 2012: 45 (top left of intake manifold) (top left rear of intake manifold) fuel injector (top right of intake manifold) (top right rear of intake manifold) fuel injector B3 (left rear of engine) B50 Ba1 Buzzer Camshaft timing oil control valve (left intake side) (left side of engine) Camshaft timing oil control valve (right intake side) (right side of engine) Combination meter Computer data lines system Ecu-b Ed5 Engine control module (right rear of engine compt) Ev1+ Ev2+ Ex1b Ex2b Fuel injector Heated oxygen sensor (bank 1 sensor 2) (near left side of engine, in exhaust) Heated oxygen sensor (bank 2 sensor 2) (left exhaust manifold) Ht1b Ht2b Ig+ Indicator lamp malfunction J/c e29 (behind lower right center of dash) Lcd (a/t position) Micro computer Nca Nsw Oc1+ Oc1- Oc2+ Oc2- Ox1b Ox2b Pnk Red Star System charging starting/ Vsv (acis) (top front of engine) Vsv (purge) (left rear of engine) Vv1+ Vv2+ 3.5L, Engine Performance Wiring Diagram (5 of 5) for Toyota Avalon 2012 List of elements for 3.5L, Engine Performance Wiring Diagram (5 of 5) for Toyota Avalon 2012: 76 (left front of engine) crankshaft position sensor (left side of engine, in exhaust pipe) air fuel ratio sensor (bank 2 sensor 1) (right side of engine, in exhaust pipe) air fuel ratio sensor (bank 1 sensor 1) (top of engine) (top of engine) knock control sensor (bank 1) (top of engine) knock control sensor (bank 2) (top rear of engine) throttle body assembly A1a+ A1a- A2a+ A2a- Acis B1 (top of engine) B3 (left rear of engine) B50 Ba1 Ba2 Br1 Canister pressure sensor Canister pump module (under center of vehicle) E03 E2g Ekn2 Eknk Engine control module (right rear of engine compt) Engine coolant temperature sensor (top rear of engine) Eppm Eta Etha Ethw Ev1- Ev2- Ex+ Ex- Ha1a Ha2a Igf1 J/c b52 (top rear of engine) Ka2 Knk1 Knk2 Leak detection pump Mass air flow meter (left side of engine compt, part of air intake assembly) Nca Ne+ Ne- Ox1b Ox2b Pnk Power steering oil pressure switch (right side of engine) Ppmp Prg Psw Red Tha Thw Vc2 Vce1 Vce2 Vcpp Vcta Vcv1 Vcv2 Vent valve Vta1 Vta2 Vv1- Vv2- Vvl+ Vvl- Vvr+ Vvr- Vvt sensor (bank 1 exhaust side) (right side of engine) Vvt sensor (bank 1 intake side) (right front of engine) Vvt sensor (bank 2 exhaust side) (left front of engine) Vvt sensor (bank 2 intake side) (left front of engine)
EXTERIOR LIGHTS Backup Lamps Wiring Diagram for Toyota Avalon 2012 List of elements for Backup Lamps Wiring Diagram for Toyota Avalon 2012: 31 A67 Ad2 B50 Ba1 Backup D60 Dk4 Dn2 E39 Ed4 Engine control module (right rear of engine compt) Gauge 1 fuse 10a H16 Hot in on or start Inner rear view mirror Instrument panel j/b (behind left side of dash) J/c a67 & d60 (behind left side of dash) J/c d69 (behind left side of dash) J/c k30 (left side of luggage compt) J/c k34 (left "c" pillar) Left rear combination lamp Navigation receiver assembly Park/neutral position switch (transaxle) Pnk Rear view monitor Rear view monitor w/ navigation system Red Rev Right rear combination lamp Transmission control ecu (left front of engine compt) W/o navigation system Exterior Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Exterior Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012: 91 (behind left side of dash) j/c d65 (behind left side of dash) j/c d71 (left side of luggage compt) j/c k30 & k31 +b (dome) Ad2 Auto Becu Body ecu Body ecu (attached to driver side j/b) Canada Combination meter Computer data lines system D1 (left kick panel) D10 D13 D14 D62 Dcty Df2 Dk6 Dome fuse 7.5a Drive ic Drl off E1 (behind left side of dash) E43 Ecu ig 1 fuse 10a Ecu-b Ecu-b fuse 10a Ed5 Engine room r/b (left side of engine compt) F10 F11 F14 Gauge 1 fuse 10a Haz Hazard warning signal switch Head Head ind (usa) Headlamp dimmer switch assembly Hot at all times Hot w/ ig1 relay energized Instrument panel j/b (behind left side of dash) Interior light system Interior lights system J/c d53 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d66 (behind left side of dash) J/c d68 (behind left side of dash) J/c d72 (behind left side of dash) J/c k34 (left "c" pillar) K20 K23 K25 K29 K30 K31 L10 Lcty Left Left rear combination lamp Left turn ind License plate lamp Light control switch Micro computer Mpx1 Mpx2 Off P12 Pcty Pnk Rcty Red Right Right rear combination lamp Right turn ind Side marker Stop Stp Tail Tail fuse 10a Tail ind (except usa) Tail relay Trly Trnl Trnr Turn Turn signal flasher (behind left side of dash) Turn switch Turn/ haz fuse 15a Usa Windshield wiper switch assembly Exterior Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Exterior Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012: 56 (behind left side of dash) j/c a57 (behind right side of dash) power source control ecu (left front of engine compt) transmission control ecu A1 (left front of engine compt) A55 A59 A63 A67 Alt Auxiliary light (light pipe) Ba3 C13 Canh Canl Center stop lamp Computer data lines system D60 Da2 Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F15 Fuse 140a 120a Gd3 Hd3 Hot at all times Instrument panel j/b (behind left side of dash) J/c a42 (behind left side of dash) J/c a51 (left front of engine compt) J/c a53 (right front of engine compt) J/c a67 & d60 (behind left side of dash) J/c d53 (behind center of dash) J/c d66 (behind left side of dash) J/c k34 (left "c" pillar) Left front side marker lamp Left front turn signal & parking lamp Left headlamp assembly Left outer rear view mirror Noise filter (dome & stop) (left "c" pillar) Parking Pnk Red Right front side marker lamp Right front turn signal & parking lamp Right headlamp assembly Right outer rear view mirror Shift lock control ecu (under center floor console, near parking brake lever) Skid control ecu w/ actuator (right side of engine compt) Stop 1 fuse 15a Stop fuse 7.5a Stop lamp switch Stp Stp1 Turn W/ smart key system W/o smart key system
GROUND DISTRIBUTION Ground Distribution Wiring Diagram (1 of 4) for Toyota Avalon 2012 List of elements for Ground Distribution Wiring Diagram (1 of 4) for Toyota Avalon 2012: 69 (except hid) left high headlamp (except hid) left low headlamp (hid) left headlamp assembly (left side of engine compt) engine room r/b A/f relay A1 (left front of engine compt) A2 (left front of engine compt) A3 (left end of dash) A58 A59 A6 (right end of dash) A60 Ad9 Air fuel ratio sensor (bank 1 sensor 1) shield Air fuel ratio sensor (bank 2 sensor 1) shield Ambient temperature sensor B1 (top of engine) B2 (top of engine) B3 (left rear of engine) B50 Ba1 Ba2 Brake fluid level warning switch Canister pump module Cooling fan ecu Crankshaft position sensor shield Data link connector 3 Efi relay Engine control module Engine hood courtesy switch Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Fan 1 relay Head relay Headlamp assembly Headlamp leveling ecu Heated oxygen sensor (bank 1 sensor 2) shield Heated oxygen sensor (bank 2 sensor 2) shield Ig2 relay Ignition coil 1 Ignition coil 2 Ignition coil 3 Ignition coil 4 Ignition coil 5 Ignition coil 6 J/c a51 J/c a52 J/c b52 J/c d67 (behind left side of dash) Ka2 Knock control sensor (bank 1 & 2) shield Left Left front fog lamp Left front side marker lamp Left front turn signal & parking lamp Micon Nca Pnk Red Skid control ecu w/ actuator Spiral cable St cut relay St relay Transmission control ecu W/ smart key system Windshield wiper motor Wip (hi/lo) relay Wip ctrl relay Wireless door lock buzzer Ground Distribution Wiring Diagram (2 of 4) for Toyota Avalon 2012 List of elements for Ground Distribution Wiring Diagram (2 of 4) for Toyota Avalon 2012: 69 (12 speaker) (9 speaker) (except hid) right high headlamp (except hid) right low headlamp (hid) right headlamp assembly (if equipped) navigation receiver assembly (w/ auto wiper system) rain sensor (w/ smart key system) right rear door electrical key oscillator (w/o navigation) radio receiver assembly (w/o smart key system) unlock warning switch A/c control assembly A4 (right front of engine compt) A5 (right front of engine compt) A62 A63 A64 Body ecu Clock Combination meter Data link connector 3 Df2 Dn2 Door control receiver E2 (behind right center of dash) E31 E32 E50 E52 Gateway ecu Glove box lamp Hazard warning signal switch Il1 Inner rear view mirror Ix1 J/c a53 J/c a54 J/c d72 (behind left side of dash) J/c e29 L1 (right "c" pillar) L2 (right "c" pillar) Left front speed sensor shield Left rear speed sensor shield Left vanity lamp Luggage compartment door opener switch Map lamp Nca Outer mirror switch Rear sunshade switch Right front fog lamp Right front side marker lamp Right front speed sensor shield Right front turn signal & parking lamp Right headlamp assembly Right rear door lock assembly Right rear power window switch Right rear speed sensor shield Right vanity lamp Room lamp Sliding roof control ecu Steering sensor Stereo component tuner assembly To instrument panel j/b (diagram 3 of 4) To j/c d53 (diagram 3 of 4) Turn signal flasher W/ sliding roof W/ smart key system W/o smart key system Washer level warning switch Windshield washer motor Ground Distribution Wiring Diagram (3 of 4) for Toyota Avalon 2012 List of elements for Ground Distribution Wiring Diagram (3 of 4) for Toyota Avalon 2012: 71 (12 speaker) stereo component amplifier (behind left side of dash) instrument panel j/b (if equipped) seat memory switch (w/ memory) left outer mirror control ecu (w/ memory) right outer mirror control ecu (w/ smart key system) (w/ smart key system) certification ecu (w/ smart key system) id code box (w/ smart key system) left front door electrical key oscillator (w/ smart key system) power source control ecu (w/ smart key system) power switch (w/ smart key system) right front door electrical key oscillator (w/o climate control seat) seat heater switch (w/o smart key system) transponder key ecu A/c amplifier A/c compressor Acc relay Ad8 Ba3 Blower motor Body ecu Center air bag sensor assembly Combination meter D1 (left kick panel) D13 D2 (under center of dash) D23 D3 (right kick panel) D37 D39 Dm1 Door lock control switch Driver's side door lock assembly E1 (behind left side of dash) E3 (under rear of center console) E38 Ed5 F10 From j/c d72 (diagram 2 of 4) From map lamp (diagram 2 of 4) Front passenger's side door lock assembly Front passenger's side power window switch Gd4 Gv1 H10 Hd3 Hw1 Ig1 relay J/c d53 J/c d71 (behind left side of dash) Left outer rear view mirror Power outlet 1 Power outlet 2 Power window master switch Q1 (right "c" pillar) Rear window defogger Right outer rear view mirror Seat heater relay Shift lock control ecu Steering lock ecu Tail relay Tire pressure warning ecu Tire pressure warning reset switch Traction control switch Transmission control switch W/ memory W/ mirror heater W/ smart key system W/o smart key system Windshield wiper switch assembly Yaw rate sensor Ground Distribution Wiring Diagram (4 of 4) for Toyota Avalon 2012 List of elements for Ground Distribution Wiring Diagram (4 of 4) for Toyota Avalon 2012: 63 (front passenger's seat back) seat climate control blower (front passenger's seat cushion) seat climate control blower (if equipped) (front passenger's seat lumbar support control) power seat switch (if equipped) power seat switch (driver's seat leg support control) (w/ climate control seat) (driver's seat back) seat climate control blower (w/ climate control seat) (driver's seat cushion) seat climate control blower (w/ smart key system) (w/ smart key system) luggage electrical key switch Center stop lamp Control seat Driver's seat power seat switch Driver's side front seat inner belt Front passenger seat lumbar support control Front passenger's seat power seat switch Fuel lid opener motor Fuel suction pump & gage assembly J/c k34 J/c k35 & p17 (under driver's seat) J/c l22 & o16 (under front passenger's seat) J/c o12 (w/ climate control seat) (under front passenger's seat) J/c o21 (w/o climate control seat) (front passenger's seat) J/c p9 & p18 (under driver's seat) Jk1 Jy1 K1 (left "c" pillar) K2 (left "c" pillar) K20 K23 K25 K29 K3 (under left end of dash) K35 Kl1 L22 Left rear combination lamp Left rear door electrical key oscillator Left rear door lock assembly Left rear power window switch Left seat heater License plate lamp Lo1 Luggage door lock assembly O16 Occupant classification ecu P14 P17 P18 Position control ecu & switch Power seat switch (driver's seat lumbar support control) Pz1 Rear sunshade relay Right rear combination lamp Right seat heater W/ climate W/ climate control & W/ climate control seat W/ driver's seat leg support control W/ front passenger seat lumbar support control W/ memory W/o climate W/o climate control & W/o driver's seat leg support control W/o memory
HEADLIGHTS Headlamp Beam Adjustment Wiring Diagram for Toyota Avalon 2012 List of elements for Headlamp Beam Adjustment Wiring Diagram for Toyota Avalon 2012: 60 (behind left side of dash) (left end of dash) a3 A67 Ba3 Chg- Combination meter Computer data lines system D60 Da2 Ecu ig 2 fuse 10a Ed5 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F19 G12 Gauge fuse 7.5a Generator H11 Head light beam level ind Head relay Headlamp leveling ecu (behind left side of dash) Headlights circuit Height control sensor (under rear of vehicle) Hot at all times Hot in on or start Ig+ Init Instrument panel j/b (behind left side of dash) J/c a42 (behind left side of dash) J/c a51 (left front of engine compt) J/c a52 (left front of engine compt) J/c a67 & d60 (behind left side of dash) La2 Left headlamp leveling motor (behind left headlamp) Ll1+ Ll1- Ll2+ Ll2- Lr1+ Lr1- Lr2+ Lr2- Main fuse 40a Micon Micro computer Pnk Red Right headlamp leveling motor Rlo Rro Sbr Sgr Shb Shg Shrl Shrr Skid control ecu w/ actuator (right side of engine compartment) Spdl Spdr Wng Headlamps & Fog Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Headlamps & Fog Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012: 42 A3 (left end of dash) A58 A60 A62 A64 Ad2 Ba3 Bean i/f Computer data lines system D62 Da2 Drl relay E43 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Except hid Generator Head relay Hid High Hot at all times J/c a42 (behind left side of dash) J/c a51 (left front of engine compt) J/c a53 (right front of engine compt) J/c d62 & e43 (behind left side of dash) Left headlamp assembly Left high headlamp Left low headlight Lh lwr head fuse 15a Lh upr head fuse 15a Light control ecu Low (hid) Main fuse 40a Micon P-i/p i/f (ig) Pnk Red Rh lwr head fuse 15a Rh upr head fuse 15a Right headlamp assembly Right high headlamp Right low headlight Headlamps & Fog Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Headlamps & Fog Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012: 85 (behind center of dash) j/c d61 & e42 (behind left side of dash) instrument panel j/b (behind left side of dash) j/c d62 & e43 (behind left side of dash) j/c d65 (left kick panel) d1 (usa) head ind +b dome Acc Air conditioning system Auto Automatic light control sensor (top of dash) Beam ind Becu Body ecu (attached to driver side j/b) C14 Canada Cltb Clte Clts Combination meter Computer data lines system D10 D13 D61 D62 Dcty Df2 Dimmer switch Dome fuse 7.5a Drive ic Drl off E1 (behind left side of dash) E42 E43 Ecu acc fuse 7.5a Ecu ig 1 fuse 10a Ecu-b Ecu-b fuse 10a Ed5 Engine room r/b (left side of engine compt) F10 F11 Ffgo Flash Fog fuse 15a Fog relay Fog switch G12 Gauge 2 fuse 10a Gnd1 Gnd2 Head Headlamp dimmer switch assembly High Hot at all times Hot in acc or on Hot in on or start Interior lights system J/c a51 (left front of engine compt) J/c a53 (right front of engine compt) J/c d53 (behind center of dash) J/c d71 (behind left side of dash) L10 Lcty Left front fog lamp Light control switch Micro computer Mpx1 Mpx2 Off Parking brake switch Pcty Pkb Pnk Rcty Red Right front fog lamp Tail Tail fuse 10a Tail relay Trly Tsl Tsr Usa Windshield wiper switch assembly
HORN Horn Wiring Diagram for Toyota Avalon 2012 List of elements for Horn Wiring Diagram for Toyota Avalon 2012: 34 (behind left side of dash) Ad2 Bean i/f Compt) Computer data lines system D10 D13 Ecu-b fuse 10a Ecu-ig1 fuse 10a Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F11 Horn Horn (high) (left front of engine Horn (low) (right front of engine compt) Horn fuse 10a Horn relay Horn switch Hot at all times Hot in on or start Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d65 J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) M18 Micon Mpx-b fuse 7.5a Mpx1 Mpx2 Pnk Red Spiral cable (steering column) Windshield wiper switch assembly
INSTRUMENT CLUSTER Instrument Cluster Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Instrument Cluster Wiring Diagram (1 of 2) for Toyota Avalon 2012: 91 (a/t position) (except usa) (usa) +b (dome) +b (dome) ig2+ Abs ind Ad9 Anti-lock brakes system Ba2 Beam ind Brake fluid level warning switch (brake fluid reservoir) Brake ind Buzzer Charge ind Combination meter Computer data lines system Cruise ind D10 D13 D61 D62 Da2 Disp Dk4 Dome fuse 7.5a Door ind Drive ic Driver's seat belt ind E1 (behind left side of dash) E42 E43 Ecu-acc fuse 7.5a Ecu-b Ecu-b fuse 10a Ed5 Electronic key ind Engine controls system Engine room r/b (left side of engine compt) Exterior lights system Fuel gauge Fuel ind Fuel suction pump & gauge assembly (fuel tank) G12 Gauge Gauge 2 fuse 7.5a Head ind Headlight beam level ind Headlights system Hot at all times Hot w/ acc relay energized Hot w/ ig2 relay energized Ig+ Illumination Instrument panel j/b (behind left side of dash) Interior lights system J/c a52 (left front of engine compt) J/c b52 (top rear of engine) J/c d61 & e42 (behind center of dash) J/c d61 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) J/c e29 (behind lower right center of dash) L10 Lcd Lcd (drive monitor) Lcd (odo/trip) Lcd illumination Left turn ind Maint reqd ind Malfunction ind lamp Micro computer Oil pressure ind Pnk Pointer illumination Red Rheostat/ trip reset Right turn ind Set ind Slip ind Slip off ind Speedometer Spiral cable (steering column) Srs ind Tachometer Tail ind Temp gauge Tire pressure ind Trac off ind (usa) trc off ind (canada) Warning systems Washer level ind Instrument Cluster Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Instrument Cluster Wiring Diagram (2 of 2) for Toyota Avalon 2012: 69 (behind left 12 speaker w/o navigation 9 speaker w/o navigation A/c amplifier (right side of dash) A55 A67 Acan Acc Ad2 Ad9 Ba2 Ba3 Bean i/f Body ecu C14 Clock D37 D60 D62 D63 Da2 Dcty Df2 Diode (stereo component amplifier) Dk6 Dl4 Driver's side door courtesy switch (lower left "b" pillar) E20 E33 E34 E39 E43 E44 Engine control module (right rear of engine compt) Engine oil pressure switch (left side of engine) Engine room j/b (left side of engine compt) Front passenger's side door courtesy switch (lower right "b" pillar) Ill+ Instrument J/c a42 (behind left side of dash) J/c a67 & d60 (behind left side of dash) J/c d53 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d63 & e44 (behind right side of dash) J/c d64 (behind left side of dash) J/c d67 (behind left side of dash) J/c d72 (behind left side of dash) Lcty Left rear door courtesy switch (lower left "c" pillar) Micon Mpx1 P-i/p i/f (ig) Panel j/b Parking brake switch Pcty Pkb Pnk Power source control ecu (behind right side of dash) Radio receiver assembly (w/o navigation) navigation receiver assembly (w/ navigation) Rcty Right rear door courtesy switch (lower right "c" pillar) Side of dash) Spd Stereo component amplifier (under front passenger's seat) Tach Taco Tire pressure warning ecu (behind right side of dash) Transmission control ecu (left front of engine compt) W/ navigation
INTERIOR LIGHTS Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Courtesy Lamps Wiring Diagram (1 of 2) for Toyota Avalon 2012: 75 Acc Becu Body ecu Computer data lines system Cty D1 (left kick panel) D10 D13 Dcty Dcyl Dk6 Dl4 Dn2 Dome fuse 7.5a Driver's side door courtesy switch (lower left "b" pillar) Driver's side door lock assembly Ecu ig 1 fuse 10a Ecu- acc fuse 7.5a Ecu-b fuse 10a Engine room r/b (left side of engine compt) Front passenger's side door lock assembly G12 Gauge fuse 7.5a Gd3 Gnd1 Gnd2 Hd3 Hot at all times Hot in acc or on Hot w/ ig1 relay energized Hot w/ ig2 relay energized I10 Il1 Ile Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d67 (behind left side of dash) J/c k32 (left "c "pillar) J/c k34 (left "c" pillar) Jk1 K3 (under left end of dash) L1 (right "c" pillar) L10 Lcty Lcyl Left front door courtesy lamp Left rear door courtesy lamp Left rear door courtesy switch (lower left "c" pillar) Left rear door lock assembly Left vanity lamp Lgcy Lgyl Lswd Lswl Lswp d6 Lswr Luggage compartment lamp Luggage door lock assembly Map lamp Mpx1 Mpx2 d6 Noise filter (dome & stop) (left "c" pillar) P10 Pcty Pcyl Pnk Rcty Rcyl d8 Red Right front door courtesy lamp Right rear door courtesy lamp Right rear door courtesy switch (lower right "c" pillar) Right rear door lock assembly Right vanity lamp Room lamp Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Courtesy Lamps Wiring Diagram (2 of 2) for Toyota Avalon 2012: 37 (behind left side of dash) (in steering column) (w/o smart key system) transponder key amplifier +b (dome) Combination meter Computer data lines system Cpub D61 D62 Dl4 Door ind Drive ic E1 (behind left side of dash) E42 E43 Ecu-b Front passenger's side door courtesy switch (lower right "b" pillar) Gd3 Gnd Hd3 Ignition key cylinder light Ill+ Ill- J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d62 & e43 J/c d65 (behind left side of dash) J/c e29 (behind lower right center of dash) Left outer mirror control ecu (w/ memory) (driver's door) Left outer rear view mirror Micro computer Mlp Mpx1 Pnk Red Right outer mirror control ecu (w/ memory) (right front door) Right outer rear view mirror Sel1 Instrument Illumination Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Instrument Illumination Wiring Diagram (1 of 2) for Toyota Avalon 2012: 61 (behind left side of dash) j/c d65 Alt fuse 140a 120a B+ dome Body ecu (attached to driver side j/b) Combination meter Computer data lines system D1 (left kick panel) D10 D13 D61 D62 Dome fuse 7.5a E1 (behind left side of dash) E42 E43 Eau Ecu b fuse 10a Ecu ig 1 fuse 10a Ecu-b Ed5 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) F10 F11 G12 Gauge fuse 7.5a Head Headlamp dimmer switch assembly Hot at all times Hot w/ ig1 relay energized Hot w/ ig2 relay energized Ig+ Il+2 Illumination Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d71 (behind left side of dash) J/c e29 (behind lower right center of dash) L10 Led illumination Left steering switch Micro computer Mpx1 Mpx2 Off Panel fuse 7.5a Pnk Pointer illumination Red Right steering switch Spiral cable (steering column) Steering wheel pad Switch light control Tail Tail relay Trly W/ smart key system W/o smart key system Windshield wiper switch assembly Instrument Illumination Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Instrument Illumination Wiring Diagram (2 of 2) for Toyota Avalon 2012: 35 A/c control assembly D61 Df2 Door lock control switch E31 E32 E33 E34 E42 E47 E52 Ed4 Gd3 Glove box lamp Hazard warning signal switch Ill+ Ill- J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d70 (left end of dash) J/c e29 (behind lower right center of dash) Navigation receiver assembly Pnk Radio receiver assembly Red Seat heater switch (if equipped) Swg Traction control switch (left side of dash) Transmission control switch W/ 12 speaker W/ 9 speaker W/ navigation W/ smart key system W/o navigation W/o smart key system
MEMORY SYSTEMS Memory Mirrors Wiring Diagram for Toyota Avalon 2012 List of elements for Memory Mirrors Wiring Diagram for Toyota Avalon 2012: 63 (right front door) right outer mirror control ecu Altb Bdr Body ecu Computer data lines system Cpub D1 (left kick panel) D10 D16 De2 Defogger system Dm+r Dmhr Dmvr Door 1 fuse 25a Down Dvc Ecu-b fuse 10a Ecu-ig 1 fuse 10a Engine room r/b (left side of engine compt) Exterior lights system F11 Fl door fuse 20a Fr door fuse 20a Gd3 Gnd Hd3 Hd4 Hot at all times Hot in on or start Hsrl Hssr Instrument panel j/b (behind left side of dash) J/c d65 (behind left side of dash) L12 Left Left outer mirror control ecu (driver's door) Left outer rear view mirror Mirb Mire Mirrors system Mirs Mlp Mpx1 Mpx2 Mry Msw Outer mirror switch Pe2 Pm+r Pmhr Pmvr Pnk Pvc Red Right Right outer rear view mirror Seat memory switch Sel1 Set Sig Vsrl Vssr Memory Seat Wiring Diagram for Toyota Avalon 2012 List of elements for Memory Seat Wiring Diagram for Toyota Avalon 2012: 57 (left kick panel) d1 Computer data lines system Cpub D10 Dk4 Ecu ig 1 fuse 10a Ecu-b fuse 10a Engine room r/b (left side of engine compt) F11 Front Frv+ Frv- Gnd Hd3 Hot at all times Hot in on or start Instrument panel j/b (behind left side of dash) J/b d65 (behind left side of dash) J/c k35 & p17 (under driver's seat) J/c p9 (w/ driver's seat leg support control) j/c p18 (w/o driver's seat leg support control) (driver's seat) Junction connector k35 & p17 (under driver's seat) K3 (under left end of dash) K35 Left outer mirror control ecu (driver's door) Lft+ Lft- Mpx1 Mry P/seat fuse 30a P13 P14 P17 P18 P18 p9 Pnk Position control ecu & switch (left side of driver's seat) Power seat motor (driver's seat front vertical control) Power seat motor (driver's seat leg support control) (if equipped) Power seat motor (driver's seat lifter control) Power seat motor (driver's seat lumbar support control) Power seat motor (driver's seat reclining control) Power seat motor (driver's seat slide control) Power seat switch (driver's seat leg support control) (if equipped) Power seat switch (driver's seat lumbar support control) Pz1 Rcl+ Rcl- Rear Seat memory switch Sel1 Set Sig Sld+ Sld- Sysb W/ driver's seat leg support control W/o driver's seat leg support control
NAVIGATION Navigation Wiring Diagram (1 of 4) for Toyota Avalon 2012 List of elements for Navigation Wiring Diagram (1 of 4) for Toyota Avalon 2012: 84 A67 Acc Ad2 Agnd Ali Ant Antenna Antenna amplifier (behind center of dash) Ari Asgn Atx+ Atx- Aux1 Ba1 C14 Cdl+ Cdl- Cdr+ Cdr- D60 D61 E2 (behind right center of dash) E39 E41 E42 E46 E47 E49 E52 E53 Ed4 Em1 Em2 Exterior lights system Gauge 1 fuse 10a Gnd Gps antenna H16 Hot w/ ig1 relay energized Ill+ Ill- Instrument panel j/b (behind left side of dash) Interior lights system Ivo+ Ivo- J/c a67 & d60 (behind left side of dash) J/c d61 & e42 (behind center of dash) J/c d69 (behind left side of dash) Multi-media interface ecu assembly (behind lower center dash) Mut1 Mut2 Mute Navigation receiver assembly Nca Park/ neutral position switch (transaxle) Parking brake switch Pkb Pnk Red Rev Sdars antenna Sld Sld1 Spd Stereo jack adapter assembly 1 Sw1 Sw2 Swg Tx1+ Tx1- Tx2+ Tx2- Txm+ Txm- Uli+ Uli- Ulo+ Ulo- Uri+ Uri- Uro+ Uro- Usd1 Usd2 Navigation Wiring Diagram (2 of 4) for Toyota Avalon 2012 List of elements for Navigation Wiring Diagram (2 of 4) for Toyota Avalon 2012: 54 Acc Amp fuse 30a Combination meter Computer data lines system D62 D64 Da2 Diode (stereo component amplifier) E1 (behind left side of dash) E43 E45 E50 E51 Ecu ig 1 fuse 10a Ecu-b Ed5 Engine room r/b (left side of engine compt) F11 F12 Flo+ Flo- Fro+ Fro- G12 Gauge 2 fuse 7.5a Gnd Hot at all times Hot w/ acc relay energized Hot w/ ig1 relay energized Hot w/ ig2 relay energized Ig+ Instrument panel j/b (behind left side of dash) J/c d62 & e43 (behind left side of dash) J/c d64 & e45 (behind left side of dash) J/c d65 (behind left side of dash) J/c e29 (behind lower right center of dash) J/c e44 (behind right side of dash) Micro computer Nca Nute Pnk Rad 1 fuse 15a Radio 2 fuse 7.5a Red Skid control ecu w/ actuator (right side of engine compt) Sp1 Speedometer Stereo component tuner assembly (behind right side of dash) Tx+ Tx- Txi+ Txi- Txo+ Txo- Navigation Wiring Diagram (3 of 4) for Toyota Avalon 2012 List of elements for Navigation Wiring Diagram (3 of 4) for Toyota Avalon 2012: 43 Ca+ Canh Canl Cb+ Cgnd Computer data lines system Cv+ Cv- Dk4 Dn2 E48 E54 Ed4 Ed6 Inner rearview mirror J/c d69 (behind left side of dash) Left steering switch Macc Mic+ Mic- Microphone Mode Navigation receiver assembly Nca Off hook On hook Pnk Rear television camera assembly Red Right steering switch Seek+ Seek- Sgnd Sns2 Spiral cable (steering column) Steering pad switch Txi+ Txi- Txo+ Txo- Voice Vol+ Vol- Navigation Wiring Diagram (4 of 4) for Toyota Avalon 2012 List of elements for Navigation Wiring Diagram (4 of 4) for Toyota Avalon 2012: 69 (behind left side of dash) j/c d64 & e45 +b2 Acc Center speaker Ctr+ Ctr- D64 Da2 Df2 Dk6 Dl4 E20 E3 (under rear of center console) E36 E37 E38 E45 Ed6 Fl+ Fl- Fr+ Fr- Gd4 Gnd Gnd2 Hd4 Il1 Int+ Int- Jk1 Le3 Left front door speaker Left front tweeter Left package tray speaker Left rear door speaker Left rear tweeter Mute Package tray center speaker Pnk Red Right front door speaker Right front tweeter Right package tray speaker Right rear door speaker Right rear tweeter Rl+ Rl- Rr+ Rr- Sl+ Sl- Spd Sr+ Sr- Stereo component amplifier (under front passenger's seat) Tw+ Tw- Twl+ Twl- Twr+ Twr- Tx+ Tx- Wf+ Wf- Wf1+ Wf1- Wfr+ Wfr- Rear View Camera Wiring Diagram for Toyota Avalon 2012 List of elements for Rear View Camera Wiring Diagram for Toyota Avalon 2012: 26 A67 Ad2 Ba1 Cb+ Cgnd Cv+ Cv- D1 (left kick panel) D60 Dk4 Dn2 Ecu-ig 1 fuse 10a Exterior lights system Gauge 1 fuse 10a H16 Hot in on or start Inner rear view mirror Instrument panel j/b (behind left side of dash) J/c a67 & d60 (behind left side of dash) Nca Park/neutral position switch (transaxle) Pnk R10 Rear television camera assembly Red Rev
POWER DISTRIBUTION Power Distribution Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Power Distribution Wiring Diagram (1 of 2) for Toyota Avalon 2012: 112 (behind left side of dash) instrument panel j/b A/c comp fuse 7.5a A/c fuse 7.5a A/f relay Acc Acc relay Accd Ad2 Ad3 Air conditioning & seats systems Air conditioning system Alt-s fuse 7.5a Am1 Am1 fuse 7.5a Am2 Am2 fuse 7.5a Amp fuse 30a Anti-lock brakes, cruise control, engine controls, shift interlock, exterior lights & transmissions systems Anti-lock brakes, wiper/washer, seats, memory, exterior lights, transmissions, headlights, interior lights navigation, warning, computer data lines, power windows & shift interlock systems Battery Body ecu C12 Com Computer data lines system Cruise control, transmissions & engine controls systems D1 (left kick panel) Door 1 fuse 25a Door locks & anti-theft systems Door locks, anti-theft & headlights systems Ecu ig 1 fuse 10a Ecu ig 2 fuse 10a Efi 3 fuse 7.5a Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Etcs fuse 10a Exterior lights system F10 F11 F14 F16 F19 Fl door fuse 20a From door 2 fuse (diagram 2 of 2) From instrument panel j/b (diagram 1 of 2) Fuel opn fuse 7.5a Gauge 1 fuse 10a Gnd H16 Headlights & anti-lock brakes systems Headlights, anti-theft, wiper/ washer, horns & door locks systems Horn relay Horns, anti-theft, wiper/washer & door locks systems Htr fuse 7.5a Ig1 relay Ig1d Ig2d Ignition switch J/c d53 (behind center of dash) J/c d71 (behind left side of dash) L12 Lock M17 M18 Main fuse 40a Memory systems Mirrors, power tops & wiper/ washer systems Mpx-b fuse 7.5a Obd fuse 7.5a Off P/ seat fuse 30a Pnk Power source control ecu (w/ smart key system) (behind right side of dash) Power switch (w/ smart key system) Power tops system Power windows & memory systems Power windows system Power windows, navigation, transmissions, cruise control, door locks, starting/charging & exterior lights systems R10 R12 Red Rr s/shade fuse 10a S-htr fuse 20a S/ roof fuse 30a Seats & memory systems Seats system Seats, air conditioning, cooling fans, defogger, anti-theft & warning systems Shift interlock system Sound & navigation systems Ss1 Ss2 Ssw1 Ssw2 St/ am2 fuse 30a Start Starting/ charging & transmissions systems Starting/ charging system Stop 1 fuse 15a Str lock fuse 15a Tail relay To alt fuse (diagram 2 of 2) To engine room r/b (diagram 2 of 2) To ignition switch (diagram 1 of 2) To radio 2 fuse (diagram 2 of 2) To tail fuse (diagram 2 of 2) Transmissions, anti-theft & door locks systems Trly Trunk, tailgate, fuel doors system Turn/ haz fuse 15a W/ smart key system W/o smart key system Wip fuse 30a Wiper/ washer system Power Distribution Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Power Distribution Wiring Diagram (2 of 2) for Toyota Avalon 2012: 78 (behind left side of dash) instrument panel j/b (left side of engine compt) engine room r/b A3 (left end of dash) Abs/ vsc 1 fuse 50a Abs/ vsc 2 fuse 30a Acc Ad2 Air conditioning system Alt fuse 140a 120a Anti-lock brakes system Anti-theft, shift interlock & door locks systems Batb Becu Body ecu Computer data lines, instrument cluster, door locks, mirrors & shift interlock systems Cooling fans system Cruise control, engine controls & transmissions systems Cruise control, transmissions & engine controls systems Cruise control, transmissions, engine controls & anti-theft systems D10 D14 Dcc Defogger system Dm1 Dome fuse 7.5a Door fuse 25a Drl relay Ecu- acc fuse 7.5a Ecu-b fuse 10a Efi 1 fuse 25a Engine controls system Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Exterior lights system F12 Fog fuse 15a Fr door fuse 20a From acc relay d (diagram 1 of 2) From ignition switch (diagram 1 of 2) From str lock fuse (diagram 1 of 2) From tail relay (diagram 1 of 2) G12 Gauge 2 fuse 7.5a Headlights system Heater fuse 50a Ig2 fuse 25a Ig2 relay Ign fuse 10a Inj fuse 15a Instrument panel j/b (behind left side of dash) Interior lights & instrument cluster systems Interior lights system Junction connector d53 (behind center of dash) M13 M14 M16 red dm1 Panel fuse 7.5a Pnk Power outlet Power windows & memory systems Power windows system Pwr outlet fuse 15a Rad 1 fuse 15a Radio fuse 7.5a Rdi fan fuse 50a Red Rl door fuse 20a Rr def fuse 50a Rr door fuse 20a Security horn relay Short pin Sound & navigation systems Starting/ charging system Tail fuse 10a To ig1 relay (diagram 1 of 2) W/ smart key system W/o smart key system Washer relay
POWER DOOR LOCKS Power Door Locks Wiring Diagram, with Smart Key System (1 of 4) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (1 of 4) for Toyota Avalon 2012: 92 (left kick panel) d1 A55 Acc Act+ Act- Actd Ad2 Altb B50 Ba1 Batb Becu Body ecu Canh Canl Computer data lines system D1 (left kick panel) D10 D16 Dcty Detection unlock Dk6 Dl4 Dl6 Door 2 fuse 25a Driver's side door lock assembly Ecu ig 1 fuse 10a Ecu-acc fuse 7.5a Engine control module (right rear of engine compt) Exterior lights system F10 F18 Front passenger's side door courtesy switch (lower right "b" pillar) Front passenger's side door lock assembly G12 Gauge 1 fuse 10a Gauge 2 fuse 7.5a Gd3 Gnd1 Gnd2 H16 Haz Hd3 Hot at all times Hot in acc or on Hot w/ ig1 relay energized Hot w/ ig2 relay energized Ign fuse 10a Il1 Ile Instrument panel j/b (behind left side of dash) Interior lights system J/c d53 (behind center of dash) J/c d68 (behind left side of dash) J/c k34 (left "c" pillar) Jk1 K12 K15 K16 K3 (under left end of dash) L1 (right "c" pillar) Lcty Left rear door courtesy switch (lower left "c" pillar) Left rear door lock assembly Lgcy Lock Lswd Lswl Lswp Lswr Luggage door lock assembly M18 Mpx-b fuse 7.5a Mpx1 Mpx2 P11 Park/neutral position switch (transaxle) Pcty Pnk Power window master switch Rcty Red Right rear door courtesy switch (lower right "c" pillar) Right rear door lock assembly Tail relay Tr+ Trly Turn signal flasher (behind left side of dash) Ul1 Ul3 Unlock Unlock detection Power Door Locks Wiring Diagram, with Smart Key System (2 of 4) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (2 of 4) for Toyota Avalon 2012: 45 +b dome Ad5 Buzzer Combination meter Computer data lines system Cpub D61 Da2 pnk Dk6 Door 1 fuse 25a Door lock control switch Drive ic Driver's side door courtesy switch (lower left "b" pillar) E1 (behind left side of dash) E42 Ecu-b Ecu-b fuse 10a Efi 3 fuse 7.5a Electronic key ind Engine room r/b (left side of engine compt) Gd3 Gnd Hd3 Head relay Headlights system Hot at all times Ig+ Interior lights system J/c a42 (behind left side of dash) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) Left outer mirror control ecu (w/ memory) (driver's door) Left outer rear view mirror Lock Lp g2 Main fuse 40a Micro meter Pnk Red Right outer mirror control ecu (w/ memory) (right front door) Right outer rear view mirror Sel 1 Unlock Power Door Locks Wiring Diagram, with Smart Key System (3 of 4) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (3 of 4) for Toyota Avalon 2012: 59 (behind right side of dash) (left front corner of engine compt) wireless door lock buzzer A3 (left end of dash) Ad2 Alt fuse 140a Ant1 Ant2 Bean i/f Buzzer Clg Clgb Computer data lines system D13 Data Door control receiver (right "c" pillar) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Gd3 Gd4 Gnd Gv1 Hd3 Hd4 Head Horn relay Horns system Hot at all times Hw1 Id code box (behind left side of dash) J/c a51 (left front of engine compt) J/c a52 (left front of engine compt) J/c d53 (behind center of dash) J/c d63 (behind right end of dash) J/c d71 (behind left side of dash) L2 (right "c" pillar) Left front door electrical key oscillator (driver's door) Left front door outside handle Lin Lin1 Mi side i/f (+b) Micon Mpx1 Pnk Power source control ecu Red Right front door electrical key oscillator (right front door) Right front door outside handle Rssi S-horn fuse 7.5a Security horn (right rear of engine compt) Security horn relay Sel Sens Sgt Sgt2 Steering lock ecu (behind left side of dash) Trg+ Trg- Windshield wiper switch assembly Power Door Locks Wiring Diagram, with Smart Key System (4 of 4) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, with Smart Key System (4 of 4) for Toyota Avalon 2012: 82 (behind center of dash) j/c d61 (behind left side of dash) j/c d67 (behind right side of rear bumper) electrical key oscillator (outside luggage room) (center console) electrical key oscillator (console) (left "c" pillar) j/c k34 (luggage compt) electrical key oscillator (inside luggage room) (under rear seat) electrical key oscillator (rear seat) +b1 Acc Agnd Ant1 Ant2 Certification ecu (behind right side of dash) Cg1b Cg2b Cg3b Cg4b Cg5b Cg6b Cg7b Cg8b Clg Clg1 Clg2 Clg3 Clg4 Clg5 Clg6 Clg7 Clg8 Clgb Code Computer data lines system D39 D40 Dk4 Dk5 Dk6 Dl4 Dl5 Gnd Il1 Ix1 Jk1 Jy1 K3 (under left end of dash) L1 (right "c" pillar) Left rear door electrical key oscillator (left rear door) Left rear door outside handle Lin Luggage electrical key switch (luggage compartment lid) Mpx1 Mpx2 Pnk Rco Rda Red Right rear door electrical key oscillator (right rear door) Right rear door outside handle Rssi Sel Sel1 Sel2 Sel3 Sel4 Sen1 Sen2 Sen3 Sen4 Sens Sgt Sgt2 Starting/charging system Trg+ Trg- Tsw1 Tsw2 Tsw3 Tsw4 Tsws Txct Vc5 Power Door Locks Wiring Diagram, without Smart Key System (1 of 2) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, without Smart Key System (1 of 2) for Toyota Avalon 2012: 96 (left kick panel) d1 (lower right "b" pillar) front passenger's side door courtesy switch Acc Act+ Act- Actd Altb Batb Becu Body ecu Computer data lines system D1 (left kick panel) D10 D13 D16 Dcty Detection unlock Dk6 Dl4 Dl6 Dome fuse 7.5a Door 1 fuse 25a Door 2 fuse 25a Door lock control switch Driver's side door lock assembly Ecu-acc fuse 7.5a Ecu-b fuse 10a Ecu-ig 1 fuse 10a Engine room r/b (left side of engine compt) Exterior lights system F10 F18 G12 Gauge 1 fuse 10a Gauge 2 fuse 7.5a Gd3 Gnd1 Gnd2 H16 Haz Hd3 Head relay Headlights system Hot at all ltimes Hot at all times Hot in acc or on Hot w/ ig1 relay energized Hot w/ ig2 relay energized I10 Il1 Ile Instrument panel j/b (behind left side of dash) Interior lights system J/c d53 (behind center of dash) J/c d68 (behind left side of dash) J/c k34 (left "c" pillar) Jk1 K12 K15 K16 K3 (under left end of dash) Ksw L1 (right "c" pillar) L10 Lcty Left rear door courtesy switch (lower left "c" pillar) Left rear door lock assembly Lgcy Lock Lswd Lswl Lswp Lswr Luggage door lock assembly M18 Main fuse 40a Mpx-b fuse 7.5a Mpx1 Mpx2 P11 Pcty Pnk Power window master switch Prg Rcty Rda Red Right rear door courtesy switch (lower right "c" pillar) Right rear door lock assembly Tail relay Tr+ Trly Turn signal flasher (behind left side of dash) Ul1 Ul3 Unlock Power Door Locks Wiring Diagram, without Smart Key System (2 of 2) for Toyota Avalon 2012 List of elements for Power Door Locks Wiring Diagram, without Smart Key System (2 of 2) for Toyota Avalon 2012: 65 (left front corner of engine compt) wireless door lock buzzer (right "c" pillar) l2 +b dome A3 (left end of dash) A55 Ad2 Alt fuse 120a B50 Ba1 Bean i/f Buzzer Canh Canl Combination meter Computer data lines system D13 D61 D62 Dk6 Dl6 Door control receiver (right "c" pillar) Drive ic Driver's side door courtesy switch (lower left "b" pillar) E1 (behind left side of dash) E42 E43 Ecu-b Ed5 Electronic key ind Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Front passenger's side door lock assembly Gd3 Gnd Head Horn relay Horns system Hot at all times Ign key cylinder light J/c a51 (left front of engine compt) J/c a52 (left front of engine compt) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d62 & e43 (behind left side of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) J/c d72 (behind left side of dash) Mi side i/f (+b) Micon Micro computer Mpx+ Mpx- Park/neutral position switch (transaxle) Pnk Prg Rda Red S-horn fuse 7.5a Security horn (right rear of engine compt) Security horn relay Transponder key amplifier (in steering column) Unlock detection Unlock warning switch (lower left side of dash) Windshield wiper switch assembly
POWER MIRRORS Electrochromic Mirror Wiring Diagram for Toyota Avalon 2012 List of elements for Electrochromic Mirror Wiring Diagram for Toyota Avalon 2012: 38 Cb+ Cgnd Cv+ Cv- D1 (left kick panel) D13 Dn2 Dome fuse 7.5a Ec+ Ec- Ecu-ig 1 fuse 10a Engine room r/b (left side of engine compt) Exterior lights system Gd4 Hd4 Hot at all times Hot in on or start Inner rear view mirror Instrument panel j/b (behind left side of dash) J11 K13 K14 Left outer rear view mirror Macc Mic+ Mic- Micro phone Navigation system Nca Pnk R10 Red Rev Right outer rear view mirror (w/ right automatic glare resistant ec mirror) Sgnd Sound systems W/ right automatic glare resistant ec mirror W/o right automatic glare resistant ec mirror Power Mirrors Wiring Diagram for Toyota Avalon 2012 List of elements for Power Mirrors Wiring Diagram for Toyota Avalon 2012: 32 Defogger system Down Ec+ Ec- Ecu-acc fuse 7.5a Electrochromic mirror circuit Exterior lights system Gd3 Hd3 Heater mirror Hot in acc or on Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d61 (behind center of dash) J/c d68 (behind left side of dash) J/c d72 (behind left side of dash) Left Left outer rear view mirror Left/up Mlh Mlv Mrh Mrv Operation switch Outer mirror switch Pnk Red Right Right outer rear view mirror Right/down Select switch Turn
POWER SEATS Driver Power Seat Wiring Diagram for Toyota Avalon 2012 List of elements for Driver Power Seat Wiring Diagram for Toyota Avalon 2012: 23 (under left end of dash) k3 Down Driver's power seat lumbar support control motor Driver's power seat switch Front Front vertical Hot at all times Instrument panel j/b (behind left side of dash) J/c k35 & p17 (under driver's seat) J/c p18 (driver's seat) K35 Lifter P/seat fuse 30a P17 Pnk Power seat motor (driver's seat front vertical control) Power seat motor (driver's seat lifter control) Power seat motor (driver's seat reclining control) Power seat motor (driver's seat slide control) Power seat switch (driver's seat lumbar support control) Rear Reclining Slide Heated Seats Wiring Diagram, with Climate Control Seat for Toyota Avalon 2012 List of elements for Heated Seats Wiring Diagram, with Climate Control Seat for Toyota Avalon 2012: 80 (behind center of dash) j/c d53 (behind left side of dash) j/c d64 A/c amplifier (right side of dash) A/c fuse 7.5a Bbs Bcs Bfb+ Bfb- Bfc+ Bfc- Bfcl D37 D38 Dk4 Dk5 Dl4 Dl5 Dl6 Ecu-ig 1 fuse 10a F11 F16 Gnd Hot at all times Hot w/ ig1 relay energized Htr fuse 7.5a Ig+ Indl Indr Instrument panel j/b (behind left side of dash) Interior lights system J/c d53 (behind center of dash) J/c d60 (behind left side of dash) J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) J/c k35 & p17 (under driver's seat) J/c l22 & o16 (under front passenger's seat) J/c o12 (under front passenger's seat) J/c p9 (under driver's seat) K3 (under left end of dash) K35 Kl1 L22 Left seat heater Lout M17 O16 P17 Pnk Red Right seat heater Rout Rvl Rvr S-htr fuse 20a S5-4 Scli Scri Seat back Seat climate control blower (driver's seat back) Seat climate control blower (driver's seat cushion) Seat climate control blower (front passenger's seat back) Seat climate control blower (front passenger's seat cushion) Seat cushion Seat heater control Seat heater relay (right side of dash) Seat heater switch Sg-4 Sg7 Sg8 Shl Shr Sw 4 Sw 5 Sw+ Sw- Tdc+ Tdc- Thermistor Tshl Tshr Heated Seats Wiring Diagram, without Climate Control Seat for Toyota Avalon 2012 List of elements for Heated Seats Wiring Diagram, without Climate Control Seat for Toyota Avalon 2012: 41 (under left end of dash) k3 D1 (left kick panel) Dk4 Dk6 Dl4 Dl6 Ecu-ig 1 fuse 10a F11 Hot at all times Hot in on or start Instrument panel j/b (behind left side of dash) Interior lights system J/c d53 (behind center of dash) J/c d64 (behind left side of dash) J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) J/c k35 & p17 (under driver's seat) J/c l22 & o16 (under front passenger's seat) J/c o21 (front passenger's seat) K35 Kl1 L22 Left seat heater Lo1 M17 O16 P17 Pnk Red Right seat heater S-htr fuse 20a Seat back Seat cushion Seat heater control Seat heater relay (right side of dash) Seat heater switch Swl Swr Thermistor Thl Thr Passenger Power Seat Wiring Diagram for Toyota Avalon 2012 List of elements for Passenger Power Seat Wiring Diagram for Toyota Avalon 2012: 35 (under driver's seat) (under left end of dash) k3 Down Front Front passenger's power seat lumbar support control motor (if equipped) Front passenger's power seat switch Front vertical Hot at all times Instrument panel j/b (behind left side of dash) J/c k35 J/c k35 (under driver's seat) J/c l22 & o16 (under front passenger's seat) J/c o12 (w/ climate control seats) (under front passenger's seat) j/c o21 (w/o climate control seats) (front passenger's seat) Kl1 L22 Lifter Lo1 O12 O16 O21 O21 o12 P/seat fuse 30a Pnk Power seat motor (front pass- enger's seat front vertical control) (w/ lumbar) support control) Power seat motor (front pass- enger's seat reclining control) Power seat motor (front pass- enger's seat slide control) Power seat motor (front passenger's seat lifter control) (w/ lumbar support control) Power seat switch (front passenger's seat lumbar support control) (if equipped) Rear Reclining Slide W/ climate control seats W/ lumbar support control W/o climate control seats W/o lumbar support control
POWER TOP/SUNROOF Power Top/Sunroof Wiring Diagram for Toyota Avalon 2012 List of elements for Power Top/Sunroof Wiring Diagram for Toyota Avalon 2012: 39 (left kick panel) (left kick panel) d1 Acc Becu Body ecu D10 Dcty Dk6 Dn2 Door courtesy switch (driver's side) (lower left "b" pillar) Down Dwn E ig Ecu ig 1 fuse 10a Ecu- acc fuse 7.5a Ecu-b fuse 10a Engine room r/b (left side of engine compt) F10 Gnd1 Gnd2 Hot at all times Hot in on or acc Hot in on or start Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d67 (behind left side of dash) J/c d68 (behind left side of dash) Map lamp Pnk Pws R10 R12 S/roof fuse 30a Slide open Sliding roof control ecu (front of roof) Sliding roof control switch Sliding roof ecu Sliding roof motor Tilt up
POWER WINDOWS Power Windows Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Power Windows Wiring Diagram (1 of 2) for Toyota Avalon 2012: 56 (behind center of dash) j/c d53 (right front door) front passenger's side power window regulator motor Acc Bdrj Becu Body ecu D1 (left kick panel) D10 Dcty Dl4 Door locks system Ecu ig1 fuse 10a Ecu- acc fuse 7.5a Ecu-b fuse 10a Engine room r/b (left side of engine compt) F10 F11 Fl door fuse 20a Fr door fuse 20a Front passenger's side power window switch Gd3 Gd4 Gnd1 Gnd2 Hd3 Hd4 Hot at all times Hot in acc or on Hot in on or start Il1 Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d65 (behind left side of dash) J/c d68 (behind left side of dash) Jk1 Kop L12 Left front power window regulator motor Lock Mdn Mpx1 Mup Pct Pls1 Pls2 Pnk Power window master switch Pwr Pws Red Rl door fuse 20a Rr door fuse 20a Sgnd Unlock Vcc Wlsw Power Windows Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Power Windows Wiring Diagram (2 of 2) for Toyota Avalon 2012: 25 (under left end of dash) k3 Bdrj Dk4 Dk6 Dl6 Driver's side door courtesy switch (lower left "b" pillar) Il1 J/c d63 (behind right end of dash) J/c d67 (behind left side of dash) Jk1 L1 (right "c" pillar) Left rear power window regulator motor Left rear power window switch Mpx1 Pct Pls1 Pls2 Pnk Red Right rear power window regulator motor Right rear power window switch Sel1 Sel2 Sgnd Vcc Rear Window Sun Shade Wiring Diagram for Toyota Avalon 2012 List of elements for Rear Window Sun Shade Wiring Diagram for Toyota Avalon 2012: 30 (behind left side of dash) instrument panel j/b A55 Ad2 B50 Ba1 Body ecu Canh Canl Computer data lines system Dk6 Engine control module (right rear of engine compt) Exterior lights & navigation systems Gauge 1 fuse 10a H16 Hot in on or start Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d72 (behind left side of dash) K1 (left "c" pillar) Mpx1 Mpx2 Park/neutral position switch (transaxle) Pnk Rear sunshade relay (center front of luggage compt) Rear sunshade switch Red Rev Rr s/shade fuse 10a Rrsr Transmission control ecu (left front of engine compt)
RADIO Radio Wiring Diagram, 12-Speaker without Navigation (1 of 3) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, 12-Speaker without Navigation (1 of 3) for Toyota Avalon 2012: 82 Acan Acc Adim Agnd Ali Ant Antenna Antenna amplifier (behind center of dash) Ari Asgn Atx+ Atx- Aux1 Body ecu (attached to driver side j/b) Cdl+ Cdl- Cdr+ Cdr- D64 Da2 E2 (behind right center of dash) E31 E34 E35 E40 E41 E45 E46 Ed4 Em1 Em2 Engine room r/b (left side of engine compt) Gnd Hot at all times Ill+ Ill- Interior lights system Ivo+ Ivo- J/c d64 & e45 (behind left side of dash) Left steering switch Macc Mic+ Mic- Mode Multi-media interface ecu assembly (behind lower center dash) Mut1 Mute Nca Off hook On hook Pnk Rad 1 fuse 15a Radio receiver assembly Red Right steering switch Sdars antenna Seek+ Seek- Sgnd Sld Sld1 Sns2 Spd Spiral cable (steering column) Steering pad switch Stereo jack adapter assembly 1 Sw1 Sw2 Swg Tx1+ Tx1- Txm+ Txm- Ulo+ Ulo- Uro+ Uro- Usd1 Voice Vol+ Vol- Radio Wiring Diagram, 12-Speaker without Navigation (2 of 3) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, 12-Speaker without Navigation (2 of 3) for Toyota Avalon 2012: 28 Combination meter D62 Da2 Diode (stereo component amplifier) Dn2 E1 (behind left side of dash) E43 Ed4 Ed5 F12 G12 Gauge 2 fuse 7.5a Hot w/ acc relay energized Hot w/ ig2 relay energized Ig+ Inner rear view mirror Instrument panel j/b (behind left side of dash) J/c d62 & e43 (behind left side of dash) J/c e44 (behind right side of dash) Micro computer Microphone Nca Pnk Radio 2 fuse 7.5a Red Skid control ecu w/ actuator (right side of engine compt) Sp1 Speedometer Radio Wiring Diagram, 12-Speaker without Navigation (3 of 3) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, 12-Speaker without Navigation (3 of 3) for Toyota Avalon 2012: 72 (behind left side of dash) j/c d64 & e45 +b2 Acc Amp fuse 30a Center speaker Ctr+ Ctr- D64 Da2 Df2 Dk6 Dl4 E20 E3 (under rear of center console) E36 E37 E38 E45 Ed6 Engine room r/b (left side of engine compt) Fl+ Fl- Fr+ Fr- Gd4 Gnd Gnd2 Hd4 Hot at all times Il1 Int+ Int- Jk1 Le3 Left front door speaker Left front tweeter Left package tray speaker Left rear door speaker Left rear tweeter Mute Package tray center speaker Pnk Red Right front door speaker Right front tweeter Right package tray speaker Right rear door speaker Right rear tweeter Rl+ Rl- Rr+ Rr- Sl+ Sl- Spd Sr+ Sr- Stereo component amplifier (under front passenger's seat) Tw+ Tw- Twl+ Twl- Twr+ Twr- Tx+ Tx- Wf+ Wf- Wf1+ Wf1- Wfr+ Wfr- Radio Wiring Diagram, 9-Speaker without Navigation (1 of 2) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, 9-Speaker without Navigation (1 of 2) for Toyota Avalon 2012: 59 Acan Acc Ant Antenna Antenna amplifier (behind center of dash) Body ecu (attached to driver side j/b) Cdl+ Cdl- Cdr+ Cdr- D64 Da2 Dn2 E2 (behind right center of dash) E32 E35 E40 E41 E45 E46 Ed4 Em1 Em2 Engine room r/b (left side of engine compt) Fl+ Fl- Fr+ Fr- Gnd Hot at all times Ill+ Inner rear view mirror Interior lights system J/c d64 & e45 (behind left side of dash) Macc Mic+ Mic- Microphone Multi-media interface ecu assembly (behind lower center dash) Mut1 Mute Nca Pnk Rad 1 fuse 15a Radio receiver assembly Red Sdars antenna Sgnd Sns2 Stereo jack adapter assembly 1 Tx1+ Tx1- Txm+ Txm- Ulo+ Ulo- Uro+ Uro- Usd1 Radio Wiring Diagram, 9-Speaker without Navigation (2 of 2) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, 9-Speaker without Navigation (2 of 2) for Toyota Avalon 2012: 79 (right side of engine compt) skid control ecu w/ actuator Adim Agnd Ali Ari Asgn Aux1 Center speaker Combination meter D62 Da2 Df2 Dk6 Dl4 E1 (behind left side of dash) E33 E34 E43 Ed4 Ed5 Ed6 F12 G12 Gauge 2 fuse 7.5a Gd4 Hd4 Hot w/ acc relay energized Hot w/ ig2 relay energized Ig+ Il1 Ill- Instrument panel j/b (behind left side of dash) Interior lights system J/c d62 & e43 (behind left side of dash) J/c e27 (behind upper right center of dash) J/c e44 (behind right side of dash) Jk1 Left front door speaker Left front tweeter Left rear door speaker Left rear tweeter Left steering switch Micro computer Mode Nca Off hook On hook Pnk Radio 2 fuse 7.5a Radio receiver assembly Red Right front door speaker Right front tweeter Right rear door speaker Right rear tweeter Right steering switch Rl+ Rl- Rr+ Rr- Seek+ Seek- Sp1 Spd Speedometer Sprial cable (steering column) Steering pad switch Sw1 Sw2 Swg Tw+ Tw- Twl+ Twl- Twr+ Twr- Voice Vol+ Vol- Radio Wiring Diagram, with Navigation (1 of 4) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, with Navigation (1 of 4) for Toyota Avalon 2012: 84 A67 Acc Ad2 Agnd Ali Ant Antenna Antenna amplifier (behind center of dash) Ari Asgn Atx+ Atx- Aux1 Ba1 C14 Cdl+ Cdl- Cdr+ Cdr- D60 D61 E2 (behind right center of dash) E39 E41 E42 E46 E47 E49 E52 E53 Ed4 Em1 Em2 Exterior lights system Gauge 1 fuse 10a Gnd Gps antenna H16 Hot w/ ig1 relay energized Ill+ Ill- Instrument panel j/b (behind left side of dash) Interior lights system Ivo+ Ivo- J/c a67 & d60 (behind left side of dash) J/c d61 & e42 (behind center of dash) J/c d69 (behind left side of dash) Multi-media interface ecu assembly (behind lower center dash) Mut1 Mut2 Mute Navigation receiver assembly Nca Park/ neutral position switch (transaxle) Parking brake switch Pkb Pnk Red Rev Sdars antenna Sld Sld1 Spd Stereo jack adapter assembly 1 Sw1 Sw2 Swg Tx1+ Tx1- Tx2+ Tx2- Txm+ Txm- Uli+ Uli- Ulo+ Ulo- Uri+ Uri- Uro+ Uro- Usd1 Usd2 Radio Wiring Diagram, with Navigation (2 of 4) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, with Navigation (2 of 4) for Toyota Avalon 2012: 54 Acc Amp fuse 30a Combination meter Computer data lines system D62 D64 Da2 Diode (stereo component amplifier) E1 (behind left side of dash) E43 E45 E50 E51 Ecu ig 1 fuse 10a Ecu-b Ed5 Engine room r/b (left side of engine compt) F11 F12 Flo+ Flo- Fro+ Fro- G12 Gauge 2 fuse 7.5a Gnd Hot at all times Hot w/ acc relay energized Hot w/ ig1 relay energized Hot w/ ig2 relay energized Ig+ Instrument panel j/b (behind left side of dash) J/c d62 & e43 (behind left side of dash) J/c d64 & e45 (behind left side of dash) J/c d65 (behind left side of dash) J/c e29 (behind lower right center of dash) J/c e44 (behind right side of dash) Micro computer Nca Nute Pnk Rad 1 fuse 15a Radio 2 fuse 7.5a Red Skid control ecu w/ actuator (right side of engine compt) Sp1 Speedometer Stereo component tuner assembly (behind right side of dash) Tx+ Tx- Txi+ Txi- Txo+ Txo- Radio Wiring Diagram, with Navigation (3 of 4) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, with Navigation (3 of 4) for Toyota Avalon 2012: 43 Ca+ Canh Canl Cb+ Cgnd Computer data lines system Cv+ Cv- Dk4 Dn2 E48 E54 Ed4 Ed6 Inner rearview mirror J/c d69 (behind left side of dash) Left steering switch Macc Mic+ Mic- Microphone Mode Navigation receiver assembly Nca Off hook On hook Pnk Rear television camera assembly Red Right steering switch Seek+ Seek- Sgnd Sns2 Spiral cable (steering column) Steering pad switch Txi+ Txi- Txo+ Txo- Voice Vol+ Vol- Radio Wiring Diagram, with Navigation (4 of 4) for Toyota Avalon 2012 List of elements for Radio Wiring Diagram, with Navigation (4 of 4) for Toyota Avalon 2012: 69 (behind left side of dash) j/c d64 & e45 +b2 Acc Center speaker Ctr+ Ctr- D64 Da2 Df2 Dk6 Dl4 E20 E3 (under rear of center console) E36 E37 E38 E45 Ed6 Fl+ Fl- Fr+ Fr- Gd4 Gnd Gnd2 Hd4 Il1 Int+ Int- Jk1 Le3 Left front door speaker Left front tweeter Left package tray speaker Left rear door speaker Left rear tweeter Mute Package tray center speaker Pnk Red Right front door speaker Right front tweeter Right package tray speaker Right rear door speaker Right rear tweeter Rl+ Rl- Rr+ Rr- Sl+ Sl- Spd Sr+ Sr- Stereo component amplifier (under front passenger's seat) Tw+ Tw- Twl+ Twl- Twr+ Twr- Tx+ Tx- Wf+ Wf- Wf1+ Wf1- Wfr+ Wfr-
SHIFT INTERLOCK Shift Interlock Wiring Diagram for Toyota Avalon 2012 List of elements for Shift Interlock Wiring Diagram for Toyota Avalon 2012: 44 A55 A67 Acc Ad2 B50 Ba1 Canh Canl Computer data lines system D60 Ecu ig 1 fuse 10a Ecu-acc fuse 7.5a Engine control module (right rear of engine compt) Engine room r/b (left side of engine compt) F11 Gauge 1 fuse 10a H16 Hot at all times Hot in on or acc Hot in on or start Instrument panel j/b (behind left side of dash) J/c a67 & d60 (behind left side of dash) J/c d53 (behind center of dash) J/c d61 (behind center of dash) J/c d65 (behind left side of dash) J/c d66 (behind left side of dash) J/c d71 (behind left side of dash) J/c d72 (behind left side of dash) Key interlock solenoid Kls+ Mpx1 Mpx2 Park/neutral position switch (transaxle) Pnk Power source control ecu (w/ smart key system) (behind right side of dash) Red Shift lock control ecu (under center floor console, near parking brake lever) Shift lock solenoid Sls+ Sls- Stop 1 fuse 15a Stop lamp switch Stp Unlock warning switch (w/o smart key system) (lower left side of dash) Steering Column Wiring Diagram for Toyota Avalon 2012 List of elements for Steering Column Wiring Diagram for Toyota Avalon 2012: 34 (behind left side of dash) j/c d67 A3 (left end of dash) Ad2 Certification ecu (behind right side of dash) Computer data lines system D1 (left kick panel) Engine room r/b (left side of engine compt) Gnd Hot at all times Id code box (behind left side of dash) Ig2 Ig2 relay Ig2d Ige Ign 2 fuse 25a Ign fuse 10a Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d63 (behind right end of dash) J/c d71 (behind left side of dash) Lin Lin1 Mpx1 Mpx2 Pnk Power source control ecu (behind right side of dash) Red Sgnd Slp Slp1 Slr+ Starting/ charging system Steering lock ecu (behind left side of dash) Str lock fuse 15a
STARTING/CHARGING Charging Wiring Diagram for Toyota Avalon 2012 List of elements for Charging Wiring Diagram for Toyota Avalon 2012: 42 (behind left side of dash) e1 (left side of engine compt) engine room j/b 10a 140a 120a 7.5a Ad2 Alt fuse Alt-s fuse Ba1 Ba2 Ba3 Battery Combination meter D10 D61 Dcc Drive ic E42 Ecu b fuse Ed5 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) G12 Gauge 1 fuse 10a Gauge 2 fuse 7.5a Generator H16 Hot in on or start Ig+ Ind charge Instrument panel j/b (behind left side of dash) J/c d61 & e42 (behind center of dash) J/c d65 (behind left side of dash) Junction connector a42 (behind left side of dash) Micon Micro computer P-i/p i/f ig Pnk Red Starting circuit W/ smart key system W/o smart key system Starting Wiring Diagram, with Smart Key System for Toyota Avalon 2012 List of elements for Starting Wiring Diagram, with Smart Key System for Toyota Avalon 2012: 71 (behind center of dash) j/c d53 A3 (left end of dash) A55 Accd Accr Ad2 Agnd Am1 Am2 Am2 fuse 7.5a Ant1 Ant2 Antenna coil Anti-theft system B50 Ba2 Battery Certification ecu (behind right side of dash) Code Com Computer data lines system Ctsw Da2 Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Exterior lights system instrument cluster system Gnd Gnd2 Hot at all times Ig1d Ig2 relay Ig2d Inds Indw Instrument cluster system J/c d53 (behind center of dash) J/c d71 (behind left side of dash) Lin1 Mpx1 Mpx2 Nsw Park/neutral position switch (transaxle) Pnk Power distribution system Power source control ecu (behind right side of dash) Power switch Red Shift interlock system Slp Slr+ Spd Ss1 Ss2 Ssw1 Ssw2 St cut relay St relay St/am2 fuse 30a Sta Star Starter Stp Str1 Str2 Stsw Swil Tach Transmission control ecu (left front of engine compt) Txct Vc5 Starting Wiring Diagram, without Smart Key System for Toyota Avalon 2012 List of elements for Starting Wiring Diagram, without Smart Key System for Toyota Avalon 2012: 26 A3 (left end of dash) A55 Acc Ad3 Alt fuse 120a Am1 fuse 7.5a B50 Ba2 Battery Da2 Engine control module (right rear of engine compt) Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Ignition switch Instrument panel j/b (behind left side of dash) Lock Nsw Off Park/neutral position switch (transaxle) Red St relay St/am2 fuse 30a Sta Start Starter Transmission control ecu (left front of engine compt)
SUPPLEMENTAL RESTRAINTS Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Avalon 2012 List of elements for Supplemental Restraints Wiring Diagram (1 of 2) for Toyota Avalon 2012: 91 (behind left side of dash) instrument panel j/b (behind left side of dash) j/c d68 (lower left side of dash) data link connector 3 (right side of dash) air bag squib (front passenger's air bag assembly) (steering column) air bag squib (steering wheel pad) (under left side of dash) air bag squib (knee air bag) +sl +sr -sl -sr A/c control assembly Air bag sensor assembly center (under front of center floor console) Bbd+ Bbd- Bbl+ Bbl- Bbp+ Bbp- Bbr+ Bbr- Bcl+ Bcl- Bcr+ Bcr- Body ecu Buckle switch Canh Canl Computer data lines system D1 (left kick panel) D10 D2+ D2- D23 Dbe+ Dbe- Dk+ Dk- Dl4 Driver's side front seat inner belt Ds1 Dsp+ Dsp- E1 (behind left side of dash) E10 Ecu-b fuse 10a Ed5 Engine room r/b (left side of engine compt) F10 Fsp+ Fsp- G10 Gsw H10 Hot at all times Icd+ Icd- Icp+ Icp- Ig2 Left curtain shield air bag squib (left "c" pillar) Left front side air bag sensor (lower left "b" pillar) Left rear side air bag sensor (lower left "c" pillar) Left side air bag squib (driver's seat back) M12 P-ab P2+ P2- Paon Passenger's air bag on/off indicator Pd+ Pd- Pp+ Pp- Red Right curtain shield air bag squib (right "c" pillar) Right front side air bag sensor (lower right "b" pillar) Right pretensioner (lower right "b" pillar) Right rear side air bag sensor (right "c" pillar) Right side air bag squib (front passenger's seat back) Seat position air bag sensor Sfd+ Sfd- Sfl+ Sfl- Sfp+ Sfp- Sfr+ Sfr- Sil Spiral cable Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Avalon 2012 List of elements for Supplemental Restraints Wiring Diagram (2 of 2) for Toyota Avalon 2012: 72 (behind left side of dash) j/c d65 (front passenger's seat) (left front of engine compt) (right front of engine compt) right front air bag sensor +sl +sr -sl -sr Ad1 Ad4 Bgnd Bsw Buckle switch Combination meter Computer data lines system Dia Dl4 Dl6 Driver ic E1 (behind left side of dash) Ecu-b Ed5 Front passenger's side front seat inner belt Fsr+ Fsr- G12 Gauge 2 fuse 7.5a Gnd Hot in on or start Ig+ Ign fuse 10a Ind srs Instrument panel j/b (behind left side of dash) J/c o12 (w/ climate control seats) j/c o21 (w/o climate control seats) (under front passenger's seat) Junction connector k35 (under driver's seat) Junction connector o16 & l22 (under front l22 passenger's seat) K3 (under left end of dash) Kl1 Left front air bag sensor Left front occupant classification sensor Left pretensioner (lower left "b" pillar) Left rear occupant classification sensor Lo1 Lo2 M14 Micro computer Mpx+ Mpx- O12 O16 O21 Occupant classification ecu (front passenger's seat) Pnk Red Right front occupant classification sensor Right rear occupant classification sensor Sgd1 Sgd2 Sgd3 Sgd4 Sig1 Sig2 Sig3 Sig4 Svc1 Svc2 Svc3 Svc4 W/ climate control seats W/ front passenger's seat lumbar support control W/o climate control seats W/o front passenger's seat lumbar support control
TRANSMISSION Transmission Wiring Diagram (1 of 3) for Toyota Avalon 2012 List of elements for Transmission Wiring Diagram (1 of 3) for Toyota Avalon 2012: 61 Ad2 Ba1 Ba3 Batt Can+ Can- D10 D61 E42 Ecu-b fuse 10a Ed5 Efi 1 fuse 25a Efi 3 fuse 7.5a Efi relay Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) Eo1 G12 Gauge 1 fuse 10a Gauge 2 fuse 7.5a H10 H16 Hot at all times Hot in on or start Ign fuse 10a Igsw Instrument panel j/b (behind left side of dash) J/c a42 (behind left side of dash) J/c a51 (left front of engine compt) J/c a57 (behind left side of dash) J/c b52 (top rear of engine) J/c d61 & e42 (behind center of dash) J/c d65 (behind left side of dash) Ncb Nco Nsw Ntb Nto Pnk Red Sl1+ Sl1- Sl2+ Sl2- Sl3+ Sl3- Sl4+ Sl4- Slt+ Slt- Slu+ Slu- Spd Sta Starting/ charging system Stp Tho1 Tps1 Tps2 Tps3 Transmission control ecu (left front of engine compt) Transmission Wiring Diagram (2 of 3) for Toyota Avalon 2012 List of elements for Transmission Wiring Diagram (2 of 3) for Toyota Avalon 2012: 41 (a/t position) lcd (behind left side of dash) j/c a42 (behind left side of dash) j/c d65 & d71 Ad9 Combination meter Computer Computer data lines system D63 D65 D71 Da2 E44 Ecu ig 1 fuse 10a Ecu-b Ed5 Engine room r/b (left side of engine compt) F11 Hot at all times Hot in on or start Ig+ Instrument panel j/b (behind left side of dash) Interior lights system J/c a57 (behind left side of dash) J/c a67 (behind left side of dash) J/c d53 (behind center of dash) J/c d63 & e44 (behind right side of dash) J/c e29 (behind lower right center of dash) Micro Mpx+ Mpx- Pnk Power Red Skid control ecu w/ actuator (right side of engine compt) Sp1 Stop 1 fuse 15a Stop 3 fuse 7.5a Stop lamp switch Transmission control switch W/ smart key system W/o smart key system Transmission Wiring Diagram (3 of 3) for Toyota Avalon 2012 List of elements for Transmission Wiring Diagram (3 of 3) for Toyota Avalon 2012: 58 (behind left center of dash) accelerator position sensor +b2 +bm A55 Accr Ad2 B1 (top of engine) B3 (left rear of engine) B50 Ba1 Batt Can+ Can- Canh Canl Computer data lines system Crankshaft position sensor (left front of engine) Ctsw Da2 Engine control module (right rear of engine compt) Engine coolant temperature sensor (top rear of engine) Engine room r/b (left side of engine compt) Eo1 Epa Epa2 Eta Etcs fuse 10a Ethw Geo1 Hot at all times Igsw Mrel Nca Ne+ Ne- Nsw Park/neutral position switch (transaxle) Pnk Power source control ecu (w/ smart key system) (behind right side of dash) Red Sftd Sftu Spd St1- Sta Star Starting/charging system Stp Stsw Throttle body assembly (top rear of engine) Thw Vcp2 Vcpa Vcta Vpa Vpa2 Vta1 Vta2
TRUNK, TAILGATE, FUEL DOOR Fuel Door Release Wiring Diagram for Toyota Avalon 2012 List of elements for Fuel Door Release Wiring Diagram for Toyota Avalon 2012: 8 Dk6 Fuel lid Fuel lid opener motor (left side of luggage compt) Fuel opn fuse 7.5a Hot at all times Instrument panel j/b (behind left side of dash) K1 (left "c" pillar) Luggage compartment door opener switch Trunk Release Wiring Diagram for Toyota Avalon 2012 List of elements for Trunk Release Wiring Diagram for Toyota Avalon 2012: 30 Acc Becu Body ecu D1 (left kick panel) D10 Dk6 Ecu-acc fuse 7.5a Ecu-b fuse 10a Ecu-ig 1 fuse 10a Engine room r/b (left side of engine compt) F10 Fuel door release circuit Fuel lid Gnd 1 Gnd 2 Hot at all times Hot in on or acc Hot in on or start Instrument panel j/b (behind left side of dash) Junction connector d53 (behind center of dash) Junction connector d72 (behind left side of dash) Junction connector k34 (left "c" pillar) Lgcy Luggage Luggage compartment door opener switch Luggage door lock assembly Red Tkul Tr+ Tsw
WARNING SYSTEMS Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Avalon 2012 List of elements for Key Reminder & Seat Belt Warning Wiring Diagram for Toyota Avalon 2012: 75 (behind left side of dash) (or red) +b dome A/c control assembly Acc Auto Becu Bgnd Body ecu (attached to driver side j/b) Bsw Buzzer Canada Combination meter Computer data Computer data lines system D10 D13 D61 Da2 Dbkl Dcty Dia Dk6 Door ind Drive ic Driver's seat belt ind Driver's side door courtesy switch (lower left "b" pillar) Driver's side front seat inner belt Drl off E1 (behind left side of dash) E42 Ecu acc fuse 7.5a Ecu b Ecu ig 1 fuse 10a Ecu-b fuse 10a Ed5 Engine room r/b (left side of engine compt) F16 Front passenger's seat belt warning Front passenger's side front seat inner belt G12 Gnd Gnd2 Guage 2 fuse 7.5a Head Headlight dimmer switch assembly Hot at all times Hot in on or acc Hot in on or start Htr fuse 7.5a Ig+ Instrument panel j/b J/c d53 (behind center of dash) J/c d60 (behind left side of dash) J/c d61 & e42 (behind center of dash) J/c d65 (behind left side of dash) J/c d67 (behind left side of dash) J/c d72 (behind left side of dash) K1 (left "c" pillar) Ksw Lines system Micro computer Mpx1 Mpx2 Occupant classification ecu (front passenger's seat) Off Pbew Pnk Red Skid control ecu w/ actuator (right side of engine compt) Sp1 Tail Unlock warning switch (w/o smart key system) (lower left side of dash) Usa Windshield wiper switch assembly Tire Pressure Monitoring Wiring Diagram for Toyota Avalon 2012 List of elements for Tire Pressure Monitoring Wiring Diagram for Toyota Avalon 2012: 44 (behind right side of dash) j/c d63 & e44 +5v A55 Ad2 Buzzer Clsw Combination meter Computer data lines system D63 Da2 Dk6 Drive ic E1 (behind left side of dash) E44 Ecu-ig 1 fuse 10a Ed5 Engine control module (right rear of engine compt) F11 G12 Gnd Gnd2 Guage 2 fuse 7.5a Hot in on or start Ig+ Ind Instrument panel j/b (behind left side of dash) J/c d53 (behind center of dash) J/c d63 (behind right end of dash) J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) Micro computer Pnk Rda Red Rf5v Sil Skid control ecu w/ actuator (right side of engine compt) Sp1 Spd Tach Tire pressure ind Tire pressure warning antenna & receiver (left "c" pillar) Tire pressure warning ecu (behind right side of dash) Tire pressure warning reset switch
WIPER/WASHER Wiper/Washer Wiring Diagram for Toyota Avalon 2012 List of elements for Wiper/Washer Wiring Diagram for Toyota Avalon 2012: 70 (left kick (top of windshield) (w/ auto wiper system) rain sensor A3 (left end of dash) Ad2 Alt fuse 140a 120a Auto Bean i/f C6 red Combination meter Computer data lines system D1 pnk D13 D2 red D61 Drive ic E42 Ecu ig 1 fuse 10a Ecu-b Ecu-b fuse 10a Ed5 Engine room j/b (left side of engine compt) Engine room r/b (left side of engine compt) G12 red Gauge 2 fuse 7.5a High Hot at all times Hot in on or start Hot w/ ig2 relay energized Ig+ Ind level washer Instrument panel j/b (behind left side of dash) J/c a51 (left front of engine compt) J/c a52 (left front of engine compt) J/c a54 (right front of engine compt) J/c d53 (behind center of dash) J/c d61 & e42 (behind center of dash) J/c d65 (behind left side of dash) J/c d71 (behind left side of dash) J/c e29 (behind lower right center of dash) Low M18 Micon Micro computer Mist Mpx Mpx+ Mpx- Mpx-b fuse 7.5a Mpx1 Mpx2 Off P-i/p i/f (ig pull up) Panel) Pnk Red Sig W/ smart key W/o smart key Washer fuse 20a Washer level warning switch (right front of engine compt) Washer relay Washer switch Windshield washer motor (right front of engine compt, on washer fluid reservoir) Windshield wiper motor (left rear of engine compt) Windshield wiper switch assembly Wip (hi/lo) relay Wip ctrl relay Wip fuse 30a Wiper switch Wiper volume
