Lexus ES XV40 facelift (2009-2012) main body ecu (left side of dash) Wiring diagrams

AFS OFF AFS OFF SWITCH AUTO HEAD BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER COMPUTER DATA LINES SYSTEM DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) ECU-IG 2 FUSE ENGINE ROOM J/B GAUGE 2 FUSE GRN WIRE GRY WIRE H-LP LVL FUSE HEAD HEADLAMP DIMMER SWITCH ASSEMBLY HEADLAMP SWIVEL ECU (LEFT SIDE OF DASH) HOT AT ALL TIMES HOT IN ON OR START IGS IG INDICATOR DRIVE IC INIT INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP LEVELING MOTOR (LEFT HEADLIGHT ASSEMBLY) LH E LH- RH- SML LH+ LHM+ LT BLU WIRE LT GRN WIRE LVL MAIN BODY ECU (LEFT SIDE OF DASH) MICRO COMPUTER MPX-B FUSE MSW OFF LIGHT CONTROL SWITCH ORG/ WIRE PNK SMGR RIGHT HEADLAMP ASSEMBLY WIRE POWER SUPPLY CIRCUIT RED WIRE RH E RIGHT HEADLAMP LEVELING MOTOR (RIGHT HEADLIGHT ASSEMBLY) RHM + SBR SHRL PNK WIRE SGR SHB SHG HEIGHT CONTROL SENSOR (CENTER REAR OF VEHICLE) SHRR SMBL SMBR SMGL SMGL SMGR PNK WIRE SML SMR SMR RH+ TAIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2 3 4 5 6 BATB ACT- 7 8 9 10 TRLY HRLY ACAN HEAD CLTE CLTS CLTB PCTY ACCR AMR AWDN BLK WIRE BLU WIRE BRN WIRE COMPT) DOOR 1 FUSE DOOR 2 FUSE DOOR LOCKS SYSTEM DOOR LOCKS SYSTEM HEADLIGHTS SYSTEM DOOR LOCKS SYSTEM MEMORY SYSTEMS INTERIOR LIGHTS SYSTEM DRL 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 ECU- IG 1 FUSE ECU-ACC FUSE ENGINE CONTROLS SYSTEM ENGINE CONTROLS, STARTING/CHARGING SYSTEMS ENGINE ROOM R/B (LEFT SIDE OF ENGINE FUSE GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG GSW LCTY PWS PKB LSWL ILE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) LGCY LSWP FFOG LSWR RET RCTY LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) MEMORY SYSTEMS ORG/ WIRE PNK WIRE RED WIRE RSSR STSW SHIFT INTERLOCK SYSTEM POWER WINDOWS SYSTEM ENGINE CONTROLS SYSTEM STARTING/CHARGING SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE WIPER/WASHER SYSTEM YEL WIRE

11 25 CANH CANL 12 11 CANL CANH 13 14 CANL CANH 15 16 PNK WIRE 22 21 CANL CANH 49 41 CANL CANH A/C AMPLIFIER (RIGHT SIDE OF DASH) ACCD TAIL DCTY SWIL TSW ACTIVE CONTROL ENGINE MOUNT ECU (RIGHT SIDE OF DASH) AIR BAG SENSOR ASSEMBLY CENTER (UNDER FRONT OF CENTER CONSOLE) BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU (RIGHT SIDE OF DASH) COMBINATION METER DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DISPLAY, NAVIGATION MODULE DISPLAY DOOR LOCKS SYSTEM ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPT) FSPT GATEWAY ECU (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HID TYPE INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) LEFT FRONT SEAT POSITION CONTROL ECU, SWITCH (DRIVER'S LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) MIRB MIRS HF INDW INDS ORG/ WIRE OUTER MIRROR CONTROL ECU (RIGHT SIDE OF DASH) PASSENGER'S SEAT) PNK TMSW HAZ WIRE PNK WIRE RED WIRE RFOG CANN CANP RIGHT FRONT SEAT POSITION CONTROL ECU, SWITCH (FRONT SEAT) SHIFT INTERLOCK SYSTEM SKID CONTROL ECU W/ ACTUATOR (RIGHT FRONT OF ENGINE COMPT) SLP SLR+ STARTING/CHARGING SYSTEM DOOR LOCKS SYSTEM MEMORY SYSTEMS STEERING SENSOR (STEERING COLUMN) STR LSWD TACH SPD TILT, TELESCOPIC ECU (STEERING COLUMN) TRUNK, TAILGATE, FUEL DOORS SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE

24 10 25 DCTY 25 7 LGCY RCTY PCTY BATB BLK WIRE BLK/RED WIRE BLU WIRE BRN WIRE CANP CANN FSPT 15 11 1 CERTIFICATION ECU (RIGHT SIDE OF DASH) DIODE (LEFT FRONT DOOR COURTESY) DIODE (RIGHT FRONT DOOR COURTESY) DOME FUSE DOOR 1 FUSE DOOR 2 FUSE ECU- IG 1 FUSE ECU-ACC FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) FOOT LAMP GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) KEY LOCK KEY UNLOCK LCTY LEFT FOOT LAMP LEFT FRONT DOOR COURTESY LAMP LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT FRONT DOOR LOCK ASSEMBLY (LEFT FRONT DOOR) LEFT OUTER REAR VIEW MIRROR LEFT VANITY LAMP LEFT VANITY LAMP SWITCH LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) ORG/ WIRE PNK 2 WIRE PNK WIRE POWER SWITCH RED WIRE RELAY ENERGIZED RIGHT FOOT LAMP RIGHT FRONT DOOR COURTESY LAMP RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT VANITY LAMP RIGHT VANITY LAMP SWITCH SWIL VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 14 6 5 17 ACT+ 19 18 SLR+ SLP 2 15 22 BATB IG 21 25 27 PCTY LGCY LSWP 21 25 8 18 12 ILE HORN HRLY PSW 24 1 5 10 9 17 16 14 15 25 DCTY TR+ ACTD BLK WIRE BLU WIRE BRN WIRE CANL CANH CANN CANP DOOR 1 FUSE DOOR 2 FUSE DOOR LOCK CONTROL SWITCH ECU- IG 1 FUSE ECU-ACC FUSE GAUGE 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT AT ALL TIMES ENGINE DOME FUSE ROOM R/B (LEFT SIDE OF ENGINE COMPT) HOT IN ON OR ACC HOT IN ON OR START IGN FUSE INDW INDS SWIL INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) INTERIOR LIGHTS SYSTEM HORNS SYSTEM HEADLIGHTS SYSTEM J/B 3 (LEFT SIDE OF DASH) LCTY LEFT FRONT DOOR COURTESY SWITCH (LEFT "B" PILLAR) LEFT REAR DOOR COURTESY SWITCH (LEFT "C" PILLAR) LSWD LSWL LSWR LT GRN WIRE LUGGAGE DOOR LOCK ASSEMBLY (TRUNK LOCK ASSEMBLY) MAIN BODY ECU (LEFT SIDE OF DASH) ORG/ WIRE PNK EXTERIOR LIGHTS SYSTEM WIRE PNK WIRE POWER WINDOW MASTER SWITCH RCTY RED WIRE RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT REAR DOOR COURTESY SWITCH (RIGHT "C" PILLAR) SHIFT INTERLOCK SYSTEM VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

21 7 25 17 28 18 19 20 PCTY RCTY LGCY HEAD FFOG CLTE CLTS CLTB 24 4 13 21 23 DCTY FFGO HF 6 5 4 3 2 1 CLTB CLTS 8 11 HRLY DRL AUTOMATIC LIGHT CONTROL SENSOR (CENTER OF DASH) BLK WIRE BLU WIRE BRN WIRE CLTE COMPUTER DATA LINES SYSTEM DIMMER SWITCH DOOR 2 FUSE ECU- IG 1 FUSE ECU-ACC FUSE FOG LIGHT SWITCH FOG RELAY FR FOG FUSE FRONT TAIL OFF GRN WIRE GRY WIRE HEAD AUTO HEAD TAIL OFF AUTO HEADLAMP DIMMER SWITCH ASSEMBLY HIGH HIGH FLASH FLASH HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG BATB TRLY INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) LCTY LEFT FRONT FOG LIGHT LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) OFF PARKING BRAKE SWITCH (LEFT SIDE OF DASH) PNK WIRE RED WIRE RIGHT FRONT FOG LIGHT TAIL TAIL FUSE TAIL RELAY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

1 2 CANH CANL 1 21 CANH CANL PNK WIRE 11 25 CANH CANL 15 16 5 6 CANN CANP CANH CANL 2 1 CAN+ CAN- 2 1 PNK WIRE 2 8 4 10 5 11 1 7 PNK WIRE 27 28 CANH CANL 49 41 CANL CANH 5 1 CANH CANL 5 1 CANH CANL PNK WIRE 5 14 CANH CANL 8 9 CANH CANL A/C AMPLIFIER (RIGHT SIDE OF DASH) ACTIVE CONTROL ENGINE MOUNT ECU (RIGHT SIDE OF DASH) BLK WIRE BLU WIRE BRN WIRE CAN (+) CERTIFICATION ECU (RIGHT SIDE OF DASH) COMBINATION METER DATA LINK CONNECTOR 3 (UNDER LEFT SIDE OF DASH) DISTANCE CONTROL ECU (W/ DYNAMIC RADAR CRUISE CONTROL) (RIGHT SIDE OF DASH) ECU- IG 1 FUSE ECU-B 1 FUSE ENGINE CONTROL MODULE (RIGHT REAR OF ENGINE COMPARTMENT) GATEWAY ECU (RIGHT SIDE OF DASH) GRN WIRE GRY WIRE HEADLAMP SWIVEL ECU (HID TYPE) (LEFT SIDE OF DASH) HID TYPE HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPARTMENT) HOT IN ON OR START HOT IN ON OR START INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IGN FUSE J/B 4 (RIGHT SIDE OF DASH) LEFT FRONT SEAT POSITION CONTROL ECU, SWITCH (W/ MEMORY) (DRIVER'S SEAT) LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) ORG/ WIRE OUTER MIRROR CONTROL ECU (RIGHT SIDE OF DASH) PNK WIRE RED WIRE SEAT BELT CONTROL ECU (W/ PRE-COLLISION SYSTEM) (NEAR BASE OF "C" PILLAR) SKID CONTROL ECU (W/ ACTUATOR) (RIGHT FRONT OF ENGINE COMPARTMENT) ST-PLUG STEERING SENSOR (STEERING COLUMN) TILT, TELESCOPIC ECU (STEERING COLUMN) TRANSMISSION CONTROL ECU (TRANSMISSION) VIO WIRE WHT WIRE WHT/BLK WIRE YAW RATE SENSOR (UNDER CENTER CONSOLE) YEL WIRE

A/D ACAN AUTO BLK WIRE BLK/ WHT WIRE BLU WIRE BRN WIRE COMBINATION METER COMPT) DOOR 1 FUSE DOOR 2 FUSE ECU- IG 1 FUSE ECU-ACC FUSE ENGINE ROOM J/B (LEFT FRONT OF ENGINE GAUGE 2 FUSE GRN WIRE GRY WIRE HEAD HEADLAMP DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT AT ALL TIMES ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) DOME FUSE HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) IG BATB TRLY IG+ CAN I/F ILLUMINATION INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) LCD LIGHT CONTROL RHEOSTAT LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) MICRO COMPUTER MPX-B FUSE OFF TAIL ORG/ WIRE PANEL FUSE PNK WIRE POINTER POWER SUPPLY CIRCUIT RED WIRE RELAY ENERGIZED TAIL TAIL RELAY TR TC VIO WIRE WHT WIRE WHT/BLK WIRE

1 2 3 4 5 6 7 8 9 10 GND SLD+ SLD- FRV- +B FRV+ LFT+ RCL+ LFT- RCL- 1 27 28 29 30 CANH BLK WIRE BLU WIRE BRN WIRE CANN CANP CENTER CONSOLE) J/C COMPUTER DATA LINES SYSTEM ECU- IG 1 FUSE ECU-B 1 FUSE ENGINE ROOM R/B (LEFT SIDE OF ENGINE COMPT) GRN WIRE HOT AT ALL TIMES IG CANH INSTRUMENT PANEL J/B (LEFT SIDE OF DASH) J/B 3 (LEFT SIDE OF DASH) J/B 4 (RIGHT SIDE OF DASH) LT BLU WIRE LT GRN WIRE MAIN BODY ECU (LEFT SIDE OF DASH) MM MSWE MRY SET ORG/ WIRE OUTER MIRROR CONTROL ECU (RIGHT SIDE OF DASH) P-P/SEAT FUSE PCTY PNK 1 2 3 4 5 6 7 8 CANL WIRE PNK PNK WIRE PNK WIRE POWER SEAT MOTOR (RIGHT FRONT SEAT POWER SEAT MOTOR (RIGHT FRONT SEAT FRONT VERTICAL CONTROL) (RIGHT FRONT SEAT) POWER SEAT MOTOR (RIGHT FRONT SEAT LIFTER CONTROL) (BASE OF RIGHT FRONT SEAT) POWER SEAT MOTOR (RIGHT FRONT SEAT LUMBAR SUPPORT CONTROL) POWER SEAT MOTOR (RIGHT FRONT SEAT RECLINING CONTROL) (BASE RIGHT FRONT SEAT) POWER SEAT SWITCH (RIGHT FRONT SEAT LUMBAR SUPPORT CONTROL) RED WIRE RELAY ENERGIZED RIGHT FRONT DOOR COURTESY SWITCH (RIGHT "B" PILLAR) RIGHT FRONT SEAT POSITION CONTROL ECU, SWITCH (FRONT PASSENGER'S SEAT) RIGHT SEAT MEMORY SWITCH SLIDE CONTROL) (BASE OF RIGHT FRONT SEAT) SYSB VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

A/C FUSE A/F FUSE A/F RELAY ACCD ANTI-THEFT, DOOR LOCKS, SHIFT INTERLOCK & STARTING/CHARGING SYSTEMS BLK WIRE BLU WIRE BRN (OR RED) WIRE BRN WIRE C/OPN RELAY COMPT) FROM FUSE ST (DIAGRAM 1 OF 3) COMPUTER DATA LINES SYSTEM CRUISE CONTROL, ENGINE CONTROLS, TRANSMISSIONS SYSTEMS DEFOGGER SYSTEM EFI 2 FUSE EFI 3 FUSE EFI MAIN FUSE EFI RELAY ENGINE CONTROLS SYSTEM ENGINE CONTROLS SYSTEMS ENGINE CONTROLS, TRANSMISSIONS, CRUISE CONTROL SYSTEMS ENGINE ROOM J/B (LEFT ENGINE ROOM R/B (LEFT SIDE OF ENGINE FOG RELAY FR FOG FUSE GAUGE 2 FUSE FROM FUSE ALT-CDS (DIAGRAM 1 OF 3) FROM FUSE EFI 1 (DIAGRAM HORN FUSE 1 OF 3) FROM S-HORN RELAY (DIAGRAM 2 OF 3) FUEL OPN FUSE DOOR 2 FUSE OBD FUSE IGN FUSE FUSE GRY WIRE H-LP (LL) FUSE H-LP (LL) RELAY (EXCEPT HID TYPE) H-LP (LL) RELAY (HID TYPE) H-LP (RL) FUSE H-LP (RL) RELAY H-LP (RL) RELAY (HID TYPE) HEADLIGHTS SYSTEM HORN RELAY HORNS, ANTI-THEFT, STARTING/CHARGING, SHIFT INTERLOCK, DOOR LOCKS SYSTEMS J/B 3 (LEFT SIDE OF DASH) LT GRN WIRE MAIN BODY ECU MAIN BODY ECU (LEFT SIDE OF DASH) MIR HTR FUSE ORG/ WIRE POWER SWITCH RED WIRE RELAY RR DEF FUSE RR DEF RELAY S-HORN FUSE S-HORN RELAY TO FUSE EFI MAIN (DIAGRAM 2 OF 3) TO FUSE H-LP LVL TO (DIAGRAM FUSE CIG 3 OF 3) (DIAGRAM 3 OF 3) TO TAIL RELAY (DIAGRAM 3 OF 3) VIO WIRE WARNING SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE