Toyota Tundra III (2021-2024) engine stop, start ecu Wiring diagrams

1) RIGHT TURN 2) RIGHT LANE CHANGE 3) NEUTRAL 4) LEFT LANE CHANGE 5) LEFT TURN BLB BLGD BLU WIRE BRB BRGD BRN WIRE BSL+ BSR+ (OR PPL) COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- DCC 1 FUSE ECU-DCC 2 FUSE ECU-IGR 1 FUSE ECU-IGR 4 FUSE EL CR ENGINE STOP, START ECU EPS-IGR FUSE EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HTR IGR LEFT BLIND SPOT MONITOR SENSOR LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT OUTER REAR VIEW MIRROR ASSEMBLY LT BLU WIRE LT GRN WIRE OMIL OMIR PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL GND PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/LT BLU WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE RED WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT END OF DASH) RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY STEERING SENSOR STEERING WHEEL SWITCH HOUSING (ON STEERING COLUMN) TL TR TURN SIGNAL SWITCH VIO WIRE W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR W/ SLIDE TYPE OUTER MIRROR W/ STANDARD TYPE OUTER MIRROR WHT WIRE WHT/BLK WIRE

+BM 3.4L TURBO 3.4L TURBO HYBRID ABS 1 FUSE BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ELECTRIC PARKING BRAKE SWITCH (BRAKE WARNING SWITCH ASSEMBLY) ENGINE ROOM R/B 2 ENGINE STOP, START ECU EPS-IGR FUSE GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HZRI IGR LEFT PARKING BRAKE ACTUATOR ASSEMBLY LT GRN WIRE METER-IGR FUSE MRL+ MRR PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/GRN WIRE RED WIRE RIGHT END OF DASH) RIGHT PARKING BRAKE ACTUATOR ASSEMBLY SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY) VIO WIRE W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR WHT WIRE WHT/BLK WIRE

3.4L TURBO 3.4L TURBO HYBRID AUTO BRN WIRE COMPUTER DATA LINES SYSTEM ECU-IGR 4 FUSE ENGINE STOP, START ECU EPS-IGR FUSE GRY WIRE HEAD BAT ESS HEAD DRL OFF HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HTR IGR L OFF LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT OUTER REAR VIEW MIRROR ASSEMBLY LIGHT SWITCH LT BLU WIRE LT GRN WIRE MLP ORG/ WIRE PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLU (OR PPL) WIRE PPL/BLU WIRE PPL/LT BLU WIRE PPL/LT GRN WIRE PPL/ORG WIRE PPL/PNK WIRE PPL/VIO WIRE RED WIRE RIGHT END OF DASH) RIGHT HEADLIGHT ECU SUB-ASSEMBLY RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT OUTER REAR VIEW MIRROR ASSEMBLY STEERING SENSOR STEERING WHEEL SWITCH HOUSING (ON STEERING COLUMN) TAIL TNS TRNL TRNR VIO WIRE W/ MEMORY W/O MEMORY WHT WIRE WHT/BLK WIRE

1) RIGHT TURN 2) RIGHT LANE CHANGE 3) NEUTRAL 4) LEFT LANE CHANGE 5) LEFT TURN BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM ECU- DCC 1 FUSE ECU-DCC 2 FUSE ECU-IGR 2 FUSE ECU-IGR 4 FUSE ENGINE STOP, START ECU EPS-IGR FUSE EXCEPT HYBRID FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED HTR IGB IGR LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE PPL/BRN WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/PNK WIRE PPL/RED WIRE PPL/VIO WIRE RIGHT END OF DASH) SGND STEERING SENSOR STEERING WHEEL SWITCH HOUSING (ON STEERING COLUMN) TL TR TURN SIGNAL SWITCH VIO WIRE W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR WHT 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

BBZ BLK WIRE BLU WIRE BOF BOR BRN WIRE CBZ CLEARANCE WARNING BUZZER 1 CLEARANCE WARNING BUZZER 2 CLEARANCE WARNING ECU ASSEMBLY COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CREWMAX DOUBLE CAB ECU-DCC 2 FUSE ECU-IGR 1 FUSE ENGINE STOP, START ECU EPS-IGR FUSE EXCEPT HYBRID GRN WIRE GRY WIRE HOT AT ALL TIMES HOT W/ IGR 1 RELAY ENERGIZED HOT W/ IGR 2 RELAY ENERGIZED IGR LEFT FRONT CENTER ULTRASONIC SENSOR LEFT FRONT CORNER ULTRASONIC SENSOR LEFT REAR CENTER ULTRASONIC SENSOR LEFT REAR CORNER ULTRASONIC SENSOR LT BLU WIRE LT GRN WIRE ORG/ WIRE PARKING SUPPORT BRAKE CANCEL SWITCH PNK WIRE POWER DISTRIBUTION BOX ASSEMBLY PPL PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/RED WIRE PPL/WHT WIRE RED WIRE RIGHT END OF DASH) RIGHT FRONT CENTER ULTRASONIC SENSOR RIGHT FRONT CORNER ULTRASONIC SENSOR RIGHT REAR CENTER ULTRASONIC SENSOR RIGHT REAR CORNER ULTRASONIC SENSOR SOF SOR VIO WIRE W/ 12.3 INCH MONITOR W/ 4.2 INCH MONITOR WHT WIRE

AIR CONDITIONING AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMBINATION SWITCH ASSEMBLY 2 DEICER RELAY ECT-IGP FUSE ECU- IGP 1 FUSE ECU- IGP 2 FUSE ECU-IGP 3 FUSE ECU-IGP 4 FUSE EFI- IGP FUSE ENGINE CONTROL MODULE ENGINE STOP, START ECU FROM CERTIFICATION ECU (DIAGRAM 2 OF 7) FROM EFI MAIN 2 FUSE (DIAGRAM 1 OF 7) FROM SUB R/B FUSE (DIAGRAM 1 OF 7) GRN WIRE IGP 1 RELAY IGP 2 RELAY LEFT FRONT SEAT CUSHION HEATER ASSEMBLY LEFT REAR SEAT CUSHION CLIMATE CONTROL BLOWER LEFT SEAT CUSHION CLIMATE CONTROL BLOWER LEFT SEAT HEATER ASSEMBLY LT BLU WIRE LT GRN WIRE NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE PPL/BLK WIRE PPL/GRN WIRE PPL/PNK WIRE PPL/VIO WIRE PTC HTR RELAY 1 PTC HTR RELAY 2 RED WIRE REFRESHING SEAT SWITCH RIGHT FRONT SEAT CUSHION HEATER ASSEMBLY RIGHT REAR SEAT CUSHION CLIMATE CONTROL BLOWER RIGHT SEAT CUSHION CLIMATE CONTROL BLOWER RIGHT SEAT HEATER ASSEMBLY S/HTR F/L FUSE S/HTR F/R FUSE S/HTR R/L FUSE S/HTR RR FUSE SIDE AUTO STEP CONTROLLER ECU ASSEMBLY STEERING HEATER SWITCH STEREO COMPONENT EQUALIZER ASSEMBLY STOP LIGHT SWITCH ASSEMBLY SUB BATT RELAY TO ENGINE ROOM R/B 1 (DIAGRAM 4 OF 7) TO MAIN SWITCH (DIAGRAM 4 OF 7) TRANSMISSION CONTROL ECU ASSEMBLY TRANSMISSION FLOOR SHIFT VIO WIRE WASHER FUSE WHT WIRE WHT/BLK WIRE WINDSHIELD WIPER RELAY ASSEMBLY

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