Toyota Highlander IV (2019-2024) ecu-b 2 fuse Wiring diagrams

1 RELAY ENERGIZED 2 RELAY ENERGIZED AIR BAG SENSOR ASSEMBLY BLK WIRE BLU WIRE BRAKE FLUID LEVEL WARNING SWITCH (BRAKE MASTER CYLINDER RESERVOIR SUB-ASSEMBLY) BRN WIRE CANL CANH COMPUTER DATA LINES SYSTEM DOWNHILL ASSIST CONTROL SWITCH (12.3 INCH DISPLAY) ECU- DCC 1 FUSE ECU-B 2 FUSE ENGINE STOP, START ECU GRN WIRE GRY WIRE HOLD SWITCH HOT AT ALL TIMES IND INSTRUMENT PANEL J/B ASSEMBLY LOCK SWITCH LT BLU WIRE LT GRN WIRE ORG/ WIRE OUT PNK BAT WIRE PNK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RELEASE SWITCH RIGHT END OF DASH) RIGHT REAR SPEED SENSOR (RIGHT REAR AXLE HUB, BEARING ASSEMBLY) STEERING SENSOR (UPPER STEERING COLUMN) STOP FUSE STOP LIGHT SWITCH ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YAW RATE SENSOR YEL WIRE

BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY (RIGHT REAR OF ENGINE COMPT) BRAKE PEDAL STROKE SENSOR ASSEMBLY COMPUTER DATA LINES SYSTEM CTY ECU- DCC 1 FUSE ECU-B 2 FUSE GRN WIRE GRY WIRE HALL IC 1 HALL IC 2 HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE MRL+ MRR ORG/ WIRE PNK WIRE POL PPL/BLU WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RELAY ENERGIZED SKG STOP FUSE VCSK VIO WIRE WHT WIRE WHT/BLK WIRE

A/C AMPLIFIER ASSEMBLY (LEFT CENTER OF DASH) A/C CONTROL ASSEMBLY 2 AUTOMATIC LIGHT CONTROL SENSOR BLK WIRE BLU WIRE CLTB CLTE CLTS COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-ACC FUSE ECU-B 2 FUSE ECU-DCC 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LIGHT IC LOCK LT BLU WIRE LT GRN WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) MGC ORG/ WIRE PNK WIRE PPL PPL/BLU (OR BLU) WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/VIO WIRE PPL/WHT WIRE PRE RBBU RBUG RBUS RDFG REAR SEAT HEATER SWITCH RED WIRE RELAY ENERGIZED RIGHT END OF DASH) RLIN SBLW SEATS SYSTEM SG-1 SG-2 SG-4 TAM VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BACK DOOR OPENER SWITCH ASSEMBLY BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT END OF DASH) COMPUTER DATA LINES SYSTEM CSEL ECU-ACC FUSE ECU-B 2 FUSE ECU-DCC 2 FUSE GRN WIRE GRY WIRE HAZ FUSE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LOCK LSBO LT BLU WIRE MAIN BODY ECU (ON INSTRUMENT PANEL J/B) ORG/ WIRE PBDS PNK WIRE PPL PPL/BLU WIRE PPL/VIO WIRE PPL/WHT WIRE RCO RDAM RED WIRE RELAY ENERGIZED VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

ACL AIR BAG SENSOR ASSEMBLY AWD ECU ASSEMBLY BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY CANN CANP CAYH CAYL ECU-ACC FUSE ECU-B 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) OCCUPANT DETECTION ECU ORG/ WIRE PNK WIRE POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) PPL/PNK WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RIGHT END OF DASH) RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY STEERING SENSOR VIO WIRE W/ 12.3 INCH DISPLAY W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ MEMORY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

ACL AIR BAG SENSOR ASSEMBLY BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRAKE MASTER CYLINDER SUB-ASSEMBLY CANN CANP CAYH CAYL ECU-ACC FUSE ECU-B 2 FUSE GRN WIRE GRY WIRE HA (RIGHT END OF DASH) HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY INTEGRATION CONTROL SUB-ASSEMBLY LT BLU WIRE LT GRN WIRE NETWORK GATEWAY ECU (RIGHT END OF DASH) OCCUPANT DETECTION ECU ORG/ WIRE PNK WIRE POWER STEERING ECU (RACK, PINION POWER STEERING GEAR ASSEMBLY) PPL/PNK WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY STEERING SENSOR (UPPER STEERING COLUMN) VIO WIRE W/ 12.3 INCH DISPLAY W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ MEMORY WHT WIRE WHT/BLK WIRE YAW RATE SENSOR

ACC RELAY AIR BAG SENSOR ASSEMBLY ALL DOOR LOCK RELAY BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY D DOOR UNLOCK RELAY D/L FUSE DCM (TELEMATICS TRANSCEIVER) DCM FUSE ECU-ACC FUSE ECU-B 1 FUSE ECU-B 2 FUSE ENGINE STOP, START ECU FROM CERTIFICATION ECU (DIAGRAM 4 OF 11) FROM DOME FUSE (DIAGRAM 6 OF 11) FROM ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 2 OF 11) GRY WIRE HAZ FUSE L/D DOOR UNLOCK RELAY LT BLU WIRE MAIN BODY ECU MULTIPLEX NETWORK DOOR ECU NETWORK GATEWAY ECU NOT USED OCCUPANT DETECTION ECU P/ OUTLET 1 FUSE PNK WIRE PPL/WHT WIRE R/B 7 (RIGHT END OF DASH) RADIATOR SHUTTER SUB- ASSEMBLY REAR WIPER MOTOR ASSEMBLY RED WIRE ROOF CONSOLE BOX ASSEMBLY S-HORN FUSE S-HORN RELAY STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY STOP FUSE STOP LIGHT SWITCH ASSEMBLY STRG LOCK FUSE TO CERTIFICATION ECU (DIAGRAM 4 OF 11) TO ENGINE ROOM R/B 1 ASSEMBLY (DIAGRAM 11 OF 11) TO R/B 4 (DIAGRAM 4 OF 11) VIO WIRE W/O STOP/ START SYSTEM WASHER FUSE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY WIPER RR FUSE YEL WIRE

BACK DOOR OPENER SWITCH ASSEMBLY BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE CERTIFICATION ECU (RIGHT END OF DASH) CSEL DATA ECU-B 2 FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LEFT FRONT DOOR OUTSIDE HANDLE ASSEMBLY LOCK LT BLU WIRE PNK WIRE PPL PPL/BLK WIRE PPL/BLU WIRE PPL/PNK WIRE PPL/VIO WIRE PPL/WHT WIRE RCO RDAM RED WIRE RELAY ENERGIZED RIGHT FRONT DOOR OUTSIDE HANDLE ASSEMBLY VIO WIRE W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE CANN CANP COMPUTER DATA LINES SYSTEM CV+ ECU-B 2 FUSE GRN WIRE GRY WIRE GV- GVG HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LT GRN WIRE MCO- MI+ MO- NCA WIRE ORG/ WIRE PNK WIRE PPL/PNK WIRE PPL/VIO WIRE PPL/WHT WIRE RED WIRE RST SGND SHIELD SLDI SLDO SUP USBG USBV VIO WIRE VMTR VOR- VOT+ W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE WUO YEL WIRE

-DP BEHIND LEFT QUARTERPANEL) BLK WIRE BLU WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DATA EAU ECU-ACC FUSE ECU-B 2 FUSE ECU-DCC 2 FUSE ENGINE STOP, START ECU GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ HOT W/ ACC RELAY ENERGIZED INSTRUMENT PANEL J/B ASSEMBLY LEFT STEERING PAD SWITCH LT BLU WIRE MAIN BODY ECU MSM+ MSTI ORG/ WIRE PNK CSEL WIRE PNK WIRE PPL GND PPL/BLK WIRE PPL/BLU WIRE PPL/ORG WIRE PPL/WHT WIRE PRG PNK CSEL PPL/PNK +B WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RCO RDAM RED WIRE SPIRAL CABLE SUB-ASSEMBLY STEERING PAD SWITCH ASSEMBLY SWG W/ 12.3 INCH DISPLAY W/ 8 INCH DISPLAY W/ STOP/ START SYSTEM W/O STOP/ START SYSTEM WHT WIRE WHT/BLK WIRE YEL WIRE