Toyota Highlander III facelift (2016-2019) main body ecu Wiring diagrams

BLK WIRE BLU WIRE BRN WIRE CANN CANP DATA LINK CONNECTOR 3 DCM (TELEMATICS TRANSCEIVER) DIA GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK DOOR ECU OBD FUSE OCCUPANT DETECTION ECU ORG/ WIRE PNK WIRE POSITION CONTROL ECU, SWITCH ASSEMBLY RED WIRE RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY TRANSPONDER KEY ECU ASSEMBLY VIO WIRE W/ MEMORY W/ MEMORY, POWER BACK DOOR W/ SAFETY CONNECT WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DR LOCK RELAY BLK WIRE BLU WIRE BZR COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L FUSE DOOR BACK FUSE DOOR BACK RELAY DOOR CONTROL SWITCH ASSEMBLY ECU-ACC FUSE ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) GBS GCTY GHRY GLASS HATCH OPENER SWITCH ASSEMBLY GOSW GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IND INSTRUMENT PANEL J/B ASSEMBLY L/D-DR UNLOCK RELAY LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LOCK LSWL LSWR LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE PPL PPL/BLU WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RCTY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY UNLOCK VIO WIRE W/ GLASS HATCH OPENER WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DR LOCK RELAY BACK WINDOW LOCK ASSEMBLY BLK WIRE BLU WIRE BZR COMPUTER DATA LINES SYSTEM COURTESY D DR UNLOCK RELAY D/L FUSE DOOR BACK FUSE DOOR BACK RELAY DOOR CONTROL SWITCH ASSEMBLY ECU-ACC FUSE ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) GCTY GRN WIRE GRY WIRE HEADLIGHTS SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY L/D-DR UNLOCK RELAY LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LOCK LSWL LSWR LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE PPL PPL/BLU WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RCTY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY UNLOCK VIO WIRE W/ GLASS HATCH OPENER WHT WIRE WHT/BLK WIRE YEL WIRE

ALL DR LOCK RELAY BLK WIRE BLU WIRE BZR CAN (+) COMPUTER DATA LINES SYSTEM D DR UNLOCK RELAY D/L FUSE DOOR BACK FUSE DOOR BACK RELAY DOOR CONTROL SWITCH ASSEMBLY DSWH ECU-ACC FUSE ENGINE HOOD COURTESY SWITCH (HOOD LOCK ASSEMBLY) FE (RIGHT CENTER OF DASH) GBS GBSI GCTY GHRY GLASS HATCH OPENER SWITCH ASSEMBLY GOSW GRN WIRE GRY WIRE HEADLIGHTS SYSTEM COMPUTER DATA LINES SYSTEM HORN HORNS SYSTEM HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY L/D-DR UNLOCK RELAY LCTY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LOCK LSWL LSWR LT BLU WIRE LT GRN WIRE MAIN BODY ECU OPTION CONNECTOR (REMOTE ENGINE STARTER, GLASS BREAKAGE SENSOR) ORG/ WIRE PNK WIRE PPL PPL/BLU WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE RCTY RED WIRE RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RSLP SHIFT INTERLOCK SYSTEM UNLOCK VIO WIRE W/O SECURITY HORN WHT WIRE WHT/BLK WIRE YEL WIRE

2.7L, 3.5L HYBRID 3.5L A/C CONTROL ASSEMBLY A/C CONTROL ASSEMBLY 2 ACAN AUTO BLK WIRE BRN WIRE CERTIFICATION ECU (W/ SMART KEY SYSTEM) (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM CRUISE CONTROL MAIN SWITCH DC/DC ALT FUSE DCM (TELEMATICS TRANSCEIVER) DOOR CONTROL SWITCH ASSEMBLY ECU-ACC FUSE ENGINE ROOM J/B 1 ASSEMBLY ENGINE SWITCH (EXCEPT HYBRID) EXCEPT HYBRID GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRN/WHT WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IL+2 IL-2 INSTRUMENT PANEL J/B ASSEMBLY J/B ALT FUSE LEFT STEERING SWITCH LIGHT CONTROL SWITCH LT GRN WIRE MAIN BODY ECU NAVIGATION RECEIVER ASSEMBLY OFF (CANADA) ORG/ WIRE PANEL FUSE PNK WIRE POWER SWITCH (HYBRID) PPL RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RELAY 3 ENERGIZED RIGHT STEERING SWITCH SPIRAL CABLE W/ SENSOR SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SWIL SWIL PNK WIRE TAIL TAIL RELAY TO J/C 5 (DIAGRAM 2 OF 3) W/ NAVIGATION SYSTEM W/ SAFETY CONNECT W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE

A/BAG-IG FUSE AIR BAG SENSOR ASSEMBLY AUTO BGND BLK WIRE BLU WIRE BRN WIRE BSW BUCKLE SWITCH CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DISPLAY DRIVER DRL OFF OFF ECU-ACC FUSE ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START ECU GRN WIRE GRY WIRE HEAD HEADLIGHT DIMMER SWITCH ASSEMBLY HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT FRONT SEAT INNER BELT ASSEMBLY LIGHT CONTROL SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU METER FUSE MPX-B 1 FUSE OCCUPANT DETECTION ECU ORG/ WIRE PARKING BRAKE SWITCH ASSEMBLY PNK WIRE PPL RED WIRE RELAY ENERGIZED RIGHT FRONT SEAT INNER BELT ASSEMBLY SPEAKER TAIL UNLOCK WARNING SWITCH ASSEMBLY USA CANADA W/O STOP, START SYSTEM W/ STOP, START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

3.5L AUTO BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM CTY DOWN ECU-ACC FUSE ENGINE ROOM J/B 1 ASSEMBLY ENGINE ROOM R/B 1 ASSEMBLY GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY J/B-ALT ALT FUSE LEFT FRONT DOOR COURTESY LIGHT SWITCH LEFT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU MPX-B 1 FUSE ORG/ WIRE PNK WIRE PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/RED WIRE PPL/WHT WIRE PPL/YEL WIRE PWS FRCY FLCY RED WIRE RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY SKID CONTROL ECU ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AUTO BLK WIRE BLU WIRE COMPUTER DATA LINES SYSTEM DOWN ECU-ACC FUSE FRCY CANL GRN WIRE GRY WIRE HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE MAIN BODY ECU ORG/ WIRE PNK WIRE PPL PPL/GRN WIRE RED WIRE RIGHT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

2.7L 3.5L ACOP ACOS AIR CONDITIONING SYSTEM ALT ALT FUSE BLK WIRE BLU WIRE BRN WIRE DEFOGGER SYSTEM DEFS DICR DICS DIMS DRL ENGINE ROOM J/B 1 ASSEMBLY (LEFT SIDE OF ENGINE COMPT) FOGR FOGS FUSIBLE LINK MAIN GRY WIRE HEADLIGHTS SYSTEM HLDR HLHL HLHR HOT AT ALL TIMES HRDR IGN INSTRUMENT PANEL J/B ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU ORG/ WIRE PNK WIRE RELAY ENERGIZED SEMICONDUCTOR POWER INTEGRATION ECU TAIL VIO WIRE

A/C FUSE BBC 2 FUSE BLK WIRE BRN WIRE CAN I/F CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CSEL ECU-ACC FUSE ENGINE ROOM R/B 1 ASSEMBLY ENGINE STOP, START ECU (IF EQUIPPED) (LEFT SIDE OF DASH) EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL J/B ASSEMBLY LED DRIVER LT BLU WIRE LT GRN WIRE MAIN BODY ECU METER FUSE MPX-B 1 FUSE ORG/ WIRE PNK DATA WIRE PNK WIRE PPL RCO RDAM RED WIRE RELAY ENERGIZED TELLTALES TIRE PRESSURE WARNING RESET SWITCH (TIRE PRESSURE WARNING SWITCH 1) VIO WIRE W/ SMART KEY SYSTEM W/O SMART KEY SYSTEM W/O STOP, START SYSTEM W/ STOP, START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE