Toyota Avalon XX50 (2018-2024) smart key ecu assembly Wiring diagrams

2.5L HYBRID 3.5L, 2.5L BACKUP BACKUP LAMPS CIRCUIT BLK WIRE BLU WIRE CENTER REAR OF LUGGAGE COMPT) COMPUTER DATA LINES SYSTEM CORNERING DAYTIME RUNNING/ PARKING GRY WIRE HOT AT ALL TIMES HOT W/ INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY LEFT HEADLIGHT ECU SUB-ASSEMBLY (LEFT HEADLIGHT ASSEMBLY) LT BLU WIRE ORG/ WIRE PNK WIRE PPL/GRN WIRE PPL/LT GRN WIRE PPL/ORG WIRE PPL/RED WIRE RED WIRE RIGHT HEADLIGHT ECU SUB-ASSEMBLY (RIGHT HEADLIGHT ASSEMBLY) RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY (W/ SEQUENTIAL TURN LIGHT) SHIFT LOCK CONTROL UNIT ASSEMBLY (UNDER CENTER FLOOR CONSOLE) SIDE MARKER SMART KEY ECU ASSEMBLY STOP STOP FUSE TAIL TNS TRN+ TURN TURN IND VIO WIRE W/ CORNERING LIGHTS WHT WIRE WHT/BLK WIRE

ACC RELAY AIR BAG SENSOR ASSEMBLY AIR CONDITIONING AMPLIFIER ASSEMBLY ALL DR LOCK RELAY BKUP LP RELAY D DR UNLOCK RELAY DOOR BACK RELAY DRIVING SUPPORT ECU ASSEMBLY FORWARD RECOGNITION CAMERA GLOVE BOX LIGHT ASSEMBLY INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY L/D-DR UNLOCK RELAY LEFT VISOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTIPLEX NETWORK BODY ECU NAVIGATION ECU ASSEMBLY NETWORK GATEWAY ECU P/OUTLET 2 RELAY PATTERN SELECT SWITCH PPL REAR SPOT LIGHT ASSEMBLY RELAY BLOCK 3 RIGHT END OF DASH) RIGHT VISOR ASSEMBLY ROOF CONSOLE ROOF CONSOLE BOX ASSEMBLY SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) SMART KEY ECU ASSEMBLY STEERING HEATER SWITCH STEERING SENSOR STEREO COMPONENT EQUALIZER ASSEMBLY STRG HTR RELAY W/ NAVIGATION W/ SLIDING ROOF WHT/BLK WIRE

ACC RELAY AIR BAG SENSOR ASSEMBLY AIR CONDITIONING AMPLIFIER ASSEMBLY ALL DR LOCK RELAY BKUP LP RELAY D DR UNLOCK RELAY DOOR BACK RELAY DRIVING SUPPORT ECU ASSEMBLY FORWARD RECOGNITION CAMERA GLOVE BOX LIGHT ASSEMBLY HYBRID VEHICLE CONTROL ECU INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY P/OUTLET 2 RELAY L/D-DR UNLOCK RELAY LEFT VISOR ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTIPLEX NETWORK BODY ECU NAVIGATION ECU ASSEMBLY NETWORK GATEWAY ECU PATTERN SELECT SWITCH PPL REAR SPOT LIGHT ASSEMBLY RELAY BLOCK 3 RIGHT END OF DASH) RIGHT VISOR ASSEMBLY ROOF CONSOLE ROOF CONSOLE BOX ASSEMBLY SLIDING ROOF CONTROL ECU (SLIDING ROOF DRIVE GEAR ASSEMBLY) SMART KEY ECU ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY STEERING SENSOR STRG HTR RELAY TRANSMISSION SHIFT SWITCH ASSEMBLY VEHICLE APPROACHING SPEAKER CONTROLLER W/ NAVIGATION W/ SLIDING ROOF WHT/BLK WIRE

AIR CONDITIONING AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY DRIVING SUPPORT ECU ASSEMBLY ECU- DCC 1 FUSE ECU-DCC 2 FUSE FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 2 OF 8) FROM INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 6 OF 8) GRN WIRE GRY WIRE INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT POSITION CONTROL ECU ASSEMBLY LEFT REAR SEAT HEATER SWITCH LT BLU WIRE LT GRN WIRE METER MIRROR SUB-ASSEMBLY MULTIPLEX NETWORK BODY ECU MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRY WIRE PPL/LT BLU WIRE PPL/RED WIRE RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT REAR SEAT HEATER SWITCH S/HTR F/R RELAY S/HTR R/L RELAY S/HTR R/R RELAY RELAY BLOCK 3 SMART KEY ECU ASSEMBLY STEERING SENSOR STEREO COMPONENT EQUALIZER ASSEMBLY TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 8 OF 8) W/ MEMORY WHT WIRE

ACCD AGND AIR CONDITIONING AMPLIFIER ASSEMBLY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE CENTER USB CHARGER SOCKET DIODE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY ENGINE SWITCH FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 1 OF 8) FROM INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 5 OF 8) GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY 5 LT GRN WIRE NAVIGATION ECU ASSEMBLY NETWORK GATEWAY ECU ORG/ WIRE P/OUTLET 2 RELAY PARKING ASSIST ECU PCB CP PNK WIRE PPL PPL/BLK WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/ORG WIRE RADIO, DISPLAY RECEIVER ASSEMBLY REAR TELEVISION CAMERA ASSEMBLY REAR USB CHARGER SOCKET RED WIRE SHIFT POSITION INDICATOR SMART KEY ECU ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY STEREO COMPONENT EQUALIZER ASSEMBLY TO INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 5 OF 8) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 8 OF 8) W/ NAVIGATION WHT WIRE WHT/BLK WIRE

AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE DIS DOOR CONTROL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FUEL LID OPENER SWITCH GRN WIRE GRY WIRE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY LEFT HEADLIGHT ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LEFT REAR SEAT HEATER SWITCH LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT DOOR OPENING SWITCH ASSEMBLY MAYDAY ECU ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTIPLEX NETWORK BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PATTERN SELECT SWITCH PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/LT GRN WIRE PPL/VIO WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT END OF DASH) RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT HEADLIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR SEAT HEATER SWITCH ROOF CONSOLE BOX ASSEMBLY SHIFT POSITION INDICATOR SMART KEY ECU ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY TAIL TAIL FUSE TAIL RELAY TRACTION CONTROL SWITCH TRIP SWITCH VIO WIRE W/ MEMORY W/ SLIDING ROOF W/O CORNERING LIGHTS W/O MEMORY WHT WIRE WHT/BLK WIRE YEL WIRE

ABS 2 FUSE ABS 3 FUSE ABS MTR 1 FUSE ABS MTR 2 FUSE ABS MTR 3 FUSE ABS- MAIN 1 FUSE BATT-S FUSE BATTERY BATTERY STATE SENSOR ASSEMBLY BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLOWER W/ FAN MOTOR SUB ASSEMBLY BLU WIRE BRAKE ACTUATOR ASSEMBLY BRAKE BOOSTER W/ MASTER CYLINDER ASSEMBLY BRN WIRE D INJ FUSE D INJ RELAY DC/DC FUSE DEF FUSE DEF RELAY DRL FUSE DRL RELAY ECU-B 3 FUSE ECU-B 4 FUSE EFI MAIN 2 RELAY EFI- MAIN 1 FUSE EFI- MAIN 1 RELAY EFI- MAIN 2 FUSE EFI- MAIN 3 FUSE EFI- MAIN 3 RELAY EFI- MAIN 4 FUSE ENGINE ROOM JUNCTION BLOCK ASSEMBLY 1 EPB 1 FUSE EPS FUSE FAN 1 FUSE FAN W/ MOTOR ASSEMBLY FUEL OPN FUSE FUEL OPN RELAY GRN WIRE GRY WIRE H-LP LH FUSE H-LP LH RELAY HORN FUSE HORN RELAY HTR FUSE HYBRID VEHICLE CONTROL ECU IGCT FUSE IGCT RELAY RELAY BLOCK 3 INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY INVERTER W/ CONVERTER ASSEMBLY J/B-B FUSE LT BLU WIRE LT GRN WIRE MAIN FUSE MULTIPLEX TILT, TELESCOPIC ECU ORG/ WIRE P/OUTLET 2 FUSE PNK WIRE POWER STEERING ECU RED WIRE RELAY BLOCK 3 RELAY BLOCK 3 (BELOW RIGHT SIDE OF DASH) S/HTR F/R RELAY S/HTR- MAIN FUSE SMART KEY ECU ASSEMBLY STRG HTR FUSE STRG HTR RELAY TI, TE FUSE TO D/C CUT FUSE (DIAGRAM 2 OF 8) TO ENGINE ROOM JUNCTION BLOCK ASSEMBLY 2 (DIAGRAM 2 OF 8) TO INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 4 OF 8) TO INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 5 OF 8) VIO WIRE VVT FUSE VVT RELAY WHT WIRE WIPER FUSE WIPER RELAY

AIR CONDITIONING AMPLIFIER ASSEMBLY BLK WIRE BLU WIRE COMBINATION METER ASSEMBLY DRIVING SUPPORT ECU ASSEMBLY ECU- DCC 1 FUSE ECU-DCC 2 FUSE FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 2 OF 8) FROM INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 6 OF 8) GRN WIRE GRY WIRE INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY LEFT OUTER MIRROR CONTROL ECU ASSEMBLY LEFT POSITION CONTROL ECU ASSEMBLY LEFT REAR SEAT HEATER SWITCH LT BLU WIRE LT GRN WIRE METER MIRROR SUB-ASSEMBLY MULTIPLEX NETWORK BODY ECU MULTIPLEX TILT, TELESCOPIC ECU NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE PPL/BLK WIRE PPL/BLU WIRE PPL/GRY WIRE PPL/RED WIRE RADIO FUSE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT OUTER MIRROR CONTROL ECU ASSEMBLY RIGHT REAR SEAT HEATER SWITCH S/HTR F/R RELAY S/HTR R/L RELAY S/HTR R/R RELAY RELAY BLOCK 3 SMART KEY ECU ASSEMBLY STEERING SENSOR TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 8 OF 8) W/ MEMORY WHT WIRE

ACCD AGND AIR CONDITIONING AMPLIFIER ASSEMBLY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE CENTER USB CHARGER SOCKET ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FROM ENGINE ROOM RELAY BLOCK ASSEMBLY 1 (DIAGRAM 1 OF 8) FROM INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 5 OF 8) GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HYBRID VEHICLE CONTROL ECU INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY INTERIOR ILLUMINATION LIGHT SUB-ASSEMBLY 5 LT GRN WIRE NAVIGATION ECU ASSEMBLY NETWORK GATEWAY ECU ORG/ WIRE P/OUTLET 2 RELAY PARKING ASSIST ECU PCB CP PNK WIRE POWER SWITCH (PUSH START SWITCH) PPL PPL/BLK WIRE PPL/GRN WIRE PPL/GRY WIRE RADIO, DISPLAY RECEIVER ASSEMBLY REAR TELEVISION CAMERA ASSEMBLY REAR USB CHARGER SOCKET RED WIRE SHIFT LOCK CONTROL UNIT ASSEMBLY SHIFT POSITION INDICATOR SMART KEY ECU ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY TO INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY (DIAGRAM 5 OF 8) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 8 OF 8) WHT WIRE WHT/BLK WIRE

AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE DIS DOOR CONTROL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FUEL LID OPENER SWITCH GRN WIRE GRY WIRE INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY LEFT HEADLIGHT ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LEFT REAR SEAT HEATER SWITCH LT BLU WIRE LT GRN WIRE LUGGAGE COMPARTMENT DOOR OPENING SWITCH ASSEMBLY MAYDAY ECU ASSEMBLY MOBILE WIRELESS CHARGER CRADLE ASSEMBLY MULTIPLEX NETWORK BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY ORG/ WIRE OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PATTERN SELECT SWITCH PPL/BLK WIRE PPL/BLU WIRE PPL/GRN WIRE PPL/GRY WIRE PPL/LT GRN WIRE PPL/VIO WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT END OF DASH) RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT HEADLIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR SEAT HEATER SWITCH ROOF CONSOLE BOX ASSEMBLY SHIFT POSITION INDICATOR SMART KEY ECU ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY TAIL TAIL FUSE TAIL RELAY TRIP SWITCH VIO WIRE W/ MEMORY W/ SLIDING ROOF W/O CORNERING LIGHTS W/O MEMORY WHT WIRE WHT/BLK WIRE YEL WIRE