Toyota Tundra III (2021-2024) engine room r/b 1 Wiring diagrams

3.4L TURBO 3.4L TURBO HYBRID B/UP BKUP LP FUSE BLU WIRE COMBINATION SWITCH ASSEMBLY COMPUTER DATA LINES SYSTEM ECU-DCC 2 FUSE ECU-IGR 2 FUSE ECU-IGR 3 FUSE ENGINE ROOM R/B 1 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR LEFT REAR LIGHT ASSEMBLY LT GRN WIRE MAIN BODY ECU MILE ORG/ WIRE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PARKING ASSIST ECU PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE RED WIRE REV RIGHT END OF DASH) RIGHT REAR LIGHT ASSEMBLY SWIG TOWING BK/UP RELAY TOWING BKUP FUSE TRAILER REVERSE ASSIST LIGHT ASSEMBLY TRSW VIO WIRE WHT WIRE WHT/BLK WIRE WIRING HARNESS CONNECTOR

BATT FAN 1 FUSE BATT FAN 1 RELAY BATT FAN 2 FUSE BATT- FAN MAIN 1 FUSE BATTERY COOLING BLOWER ASSEMBLY BATTERY COOLING BLOWER ASSEMBLY 2 BATTERY VOLTAGE SENSOR BLK WIRE BLU WIRE ENGINE ROOM R/B 1 FUSIBLE LINK BLOCK ASSEMBLY GRN WIRE HOT AT ALL TIMES HOT W/ IGCT RELAY ENERGIZED IGCT 4 FUSE LUGGAGE ROOM R/B 1 PNK WIRE PPL PPL/VIO WIRE PPL/WHT WIRE RED WIRE VIO WIRE WHT/BLK WIRE

BDR BLK WIRE BLU WIRE CANN CANP COMPUTER DATA LINES SYSTEM CPUB DOOR F/L FUSE ECU-DCC 2 FUSE ECU-IGR 1 FUSE ECU-IGR 3 FUSE ECUB ENGINE ROOM R/B 1 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED ID (UPPER LEFT SIDE OF DASH) LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LT BLU WIRE LT GRN WIRE MRY MSW MULTIPLEX TILT, TELESCOPIC ECU PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL GND PPL/BLK WIRE PPL/BLU WIRE PPL/BRN WIRE PPL/RED WIRE RED WIRE RIGHT END OF DASH) SEAT MEMORY SWITCH SET- SIG TELESCOPIC MOTOR (STEERING COLUMN ASSEMBLY) TEM TES TI, TE FUSE TILT MOTOR (STEERING COLUMN ASSEMBLY) TILT, TELESCOPIC SWITCH TIM TIS VCE VCI VIO WIRE WHT WIRE WHT/BLK WIRE

14 INCH DISPLAY BBC 2 FUSE BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CSW+ ECU-ACC FUSE ECU-DCC 2 FUSE ECU-IGR 1 FUSE ENGINE ROOM R/B 1 ENGINE STOP, START ECU EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED LT GRN WIRE MIN POWER DISTRIBUTION BOX ASSEMBLY PPL/LT BLU WIRE PPL/RED WIRE RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE REV REVD RIGHT END OF DASH) SGND SHIELD SNS TMUT USBG USBV VIO WIRE VOR- W/ TELEMATICS SYSTEM W/O TELEMATICS SYSTEM WHT WIRE

AB (RIGHT FRONT CORNER OF ENGINE COMPT) BBC 2 FUSE BIN BLK WIRE BLU WIRE BRN WIRE COMPUTER DATA LINES SYSTEM CSW+ ECU-ACC FUSE ECU-B 3 FUSE ECU-DCC 2 FUSE ECU-IGR 1 FUSE ENGINE ROOM R/B 1 ENGINE STOP, START ECU EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED LT BLU WIRE LT GRN WIRE MIN PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/LT BLU WIRE PPL/RED WIRE RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE REV REVD RIGHT END OF DASH) SGND SHIELD SNS USBG USBV VIO WIRE VOR- W/ TELEMATICS SYSTEM W/O TELEMATICS SYSTEM WHT WIRE WHT/BLK WIRE

-TW BBC 3 FUSE BBC 4 FUSE BLK WIRE BLU WIRE CB+ CGND COMPUTER DATA LINES SYSTEM CV+ ENGINE ROOM R/B 1 EXCEPT HYBRID GB+ GGND GRN WIRE GRY WIRE GVG GVO+ HOT AT ALL TIMES LEFT FRONT SPEAKER ASSEMBLY 1 LEFT FRONT SPEAKER ASSEMBLY 2 LEFT FRONT SPEAKER ASSEMBLY 3 LEFT REAR SPEAKER ASSEMBLY LEFT REAR SPEAKER ASSEMBLY 2 LT BLU WIRE MCI- MCO- MCVD MUTE NCA WIRE ORG/ WIRE PNK WIRE PPL/BLU WIRE PPL/LT GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE PPL/WHT WIRE REAR TELEVISION CAMERA ASSEMBLY RED WIRE RIGHT TELEPHONE MICROPHONE ASSEMBLY RSW SGND SHIELD SPI+ SPO- USB USBG USBS USBV VIO WIRE VOT+ WHT WIRE

AMR BLK WIRE BLU WIRE ECU-ACC FUSE ENGINE ROOM R/B 1 GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ ACC RELAY ENERGIZED IB (UPPER RIGHT END OF DASH) IC (RIGHT END OF DASH) J/B ALT 1 FUSE LT BLU WIRE LT GRN WIRE MAIN BODY ECU MAT) MIR RLY+S RELAY MIR RLY-S RELAY MLP MPTB MPTE MWLD MWLE ORG/ WIRE OUTER MIRROR EXTEND SWITCH OUTER MIRROR LIGHT SWITCH OUTER MIRROR SWITCH ASSEMBLY PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/ORG WIRE RED WIRE RET RIGHT END OF DASH) VIO WIRE WHT WIRE WHT/BLK WIRE

BLK WIRE BLU WIRE CENTER CONSOLE COMPUTER DATA LINES SYSTEM DPLY ECU- IGP 2 FUSE ENGINE ROOM R/B 1 EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED IGB LCTY LEFT "C" PILLAR) LEFT BACK STEP ASSEMBLY LEFT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY LEFT SIDE AUTO STEP MOTOR ASSEMBLY LT BLU WIRE LT GRN WIRE MAIN BODY ECU NA (RIGHT "B" PILLAR) OFF ORG/ WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL/BLK WIRE PPL/WHT WIRE PRB FUSE RCTY RED WIRE RIGHT END OF DASH) RIGHT FRONT DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT REAR DOOR COURTESY LIGHT SWITCH ASSEMBLY RIGHT SIDE AUTO STEP MOTOR ASSEMBLY SIDE AUTO STEP CONTROLLER ECU ASSEMBLY SIDE AUTO STEP SWITCH ASSEMBLY SSR+ VIO WIRE WHT WIRE WHT/BLK WIRE

3.4L TURBO 3.4L TURBO HYBRID BKUP LP FUSE BLK WIRE BLU WIRE BRN WIRE CAN (+) CENTER CONSOLE CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM DD (LEFT REAR OF ENGINE) ECT-B FUSE ECU- IGP 1 FUSE ECU-IGP 4 FUSE ECU-IGR 3 FUSE ENGINE ROOM R/B 1 ENGINE ROOM R/B 2 ENGINE STOP, START ECU EPS-IGR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGP 2 RELAY ENERGIZED HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR LT BLU WIRE LT GRN WIRE METER-IGR FUSE PARK/NEUTRAL POSITION SWITCH ASSEMBLY PLKC PNK WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL PPL ID PPL/BLK WIRE PPL/BLU WIRE PPL/BRN WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/RED WIRE PPL/WHT WIRE PWR RED WIRE RIGHT END OF DASH) SFTD SFTU SHIFT POSITION INDICATOR STOP FUSE STOP LIGHT SWITCH ASSEMBLY TRANSMISSION CONTROL ECU ASSEMBLY TRANSMISSION FLOOR SHIFT ASSEMBLY W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR WHT WIRE WHT/BLK WIRE YEL WIRE

3.4L TURBO 3.4L TURBO HYBRID BLK WIRE BLU WIRE BRN WIRE CAN I/F COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- IGP 2 FUSE ENGINE ROOM R/B 1 ENGINE STOP, START ECU FLASHER CIRCUIT GRN WIRE HOT AT ALL TIMES HOT W/ IGP 1 RELAY ENERGIZED HOT W/ IGR 3 RELAY ENERGIZED J/B ALT 1 FUSE LT BLU WIRE LT GRN WIRE LTIN LTOT ORG/ WIRE OUT PARK/NEUTRAL POSITION SWITCH ASSEMBLY PNK IGR WIRE PNK WIRE PPL PPL GND PPL/BLU WIRE PPL/LT BLU WIRE PPL/RED WIRE RED WIRE RTIN RTOT STIN STOP LIGHT SWITCH ASSEMBLY SUB BATT FUSE SUB BATT RELAY TOWING BK/UP RELAY TOWING BKUP FUSE TOWING BRK FUSE TOWING CONVERTER RELAY TOWING FUSE TOWING TAIL FUSE TOWING TAIL RELAY TOWING- IGR FUSE TRNL TRNR VIO WIRE W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR WHT WIRE WHT/BLK WIRE