Toyota Corolla XII (2018-2024) multiplex network master switch assembly Wiring diagrams

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT DOOR LOCK SWITCH GRN WIRE GRY WIRE LEFT "C" PILLAR) LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY LEFT REAR DOOR LOCK W/ MOTOR ASSEMBLY LSSR LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY PNK WIRE PPL/BLK WIRE PPL/RED WIRE RED WIRE RIGHT REAR DOOR LOCK W/ MOTOR ASSEMBLY UNLOCK WARNING SWITCH ASSEMBLY VIO WIRE W/ TIRE PRESSURE WARNING SYSTEM W/ WIRELESS DOOR LOCK CONTROL W/O TIRE PRESSURE WARNING SYSTEM WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER

AUTO HIGH BEAM SWITCH (IF EQUIPPED) BLK WIRE BLU WIRE GRY WIRE LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY OUTER MIRROR SWITCH ASSEMBLY PNK WIRE PPL PPL/BLU WIRE PPL/VIO WIRE RED WIRE RIGHT END OF DASH) RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY VIO WIRE WHT/BLK WIRE YEL WIRE

ABS MTR FUSE AIR CONDITIONING AMPLIFIER ASSEMBLY ALL DR LOCK RELAY ALT FUSE AMP FUSE BATT- MAIN FUSE BATTERY BLK WIRE BLK/BLU WIRE BLK/RED WIRE BLK/WHT WIRE BLOWER MOTOR W/ FAN SUB-ASSEMBLY BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY COOLING FAN MOTOR D DR UNLOCK RELAY D INJ FUSE D/L FUSE DCM/ MAYDAY FUSE DEF RELAY DEF- MAIN FUSE DEICER FUSE DEICER RELAY R/B ASSEMBLY 2 DIM RELAY ECU-B 1 FUSE ECU-B 2 FUSE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY ENGINE ROOM J/B 1 EPS FUSE FAN 1 FUSE FOG FR FUSE FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY FR FOG RELAY FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 4) FRONT WIPER DEICER SWITCH FUSIBLE LINK BLOCK ASSEMBLY GENERATOR ASSEMBLY GRN WIRE GRY WIRE H-LP HI FUSE HAZ FUSE HORN FUSE HORN RELAY HTR FUSE ID CODE BOX (IMMOBILIZER CODE ECU) IGN/INJ/ D INJ RELAY INSTRUMENT PANEL J/B ASSEMBLY J/B-AM FUSE L/D-DR UNLOCK RELAY LEFT "C" PILLAR) LEFT BLIND SPOT MONITOR SENSOR LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NAVIGATION ECU NETWORK GATEWAY ECU ORG/ WIRE P/ OUTLET 2 FUSE PNK WIRE POWER STEERING ECU W/ MOTOR ASSEMBLY PPL/LT BLU WIRE R/B ASSEMBLY 3 (CENTER OF DASH) RADIO, DISPLAY RECEIVER ASSEMBLY REAR CROSS TRAFFIC ALERT BUZZER (BLIND SPOT MONITOR BUZZER) RED WIRE RIGHT BLIND SPOT MONITOR SENSOR S-HORN FUSE S-HORN RELAY R/B ASSEMBLY 3 ST FUSE ST RELAY STARTER ASSEMBLY STEERING HEATER SWITCH METER MIRROR SUB-ASSEMBLY STEREO COMPONENT AMPLIFIER ASSEMBLY STRG HTR FUSE STRG HTR RELAY TELEPHONE TRANSCEIVER ASSEMBLY TELLTALE LIGHT ASSEMBLY TO EFI- MAIN 3 FUSE (DIAGRAM 2 OF 4) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 4) TO R/B ASSEMBLY 3 (DIAGRAM 2 OF 4) VIO WIRE VVT FUSE VVT RELAY R/B ASSEMBLY 2 W/ HEAD UP DISPLAY W/O ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE WIPER FUSE YEL WIRE

AIR CONDITIONING CONTROL ASSEMBLY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY BRN WIRE COMBINATION SWITCH ASSEMBLY CVT DEF RELAY ENGINE ROOM R/B 1 DOOR CONTROL SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FR FOG RELAY R/B ASSEMBLY 3 FROM TAIL RELAY (DIAGRAM 3 OF 4) FRONT WIPER DEICER SWITCH GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY LEFT "C" PILLAR) LEFT FRONT SEAT HEATER SWITCH LEFT HEADLIGHT UNIT ASSEMBLY LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY LIGHT CONTROL RHEOSTAT LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NETWORK GATEWAY ECU OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PNK WIRE POWER STEERING ECU W/ MOTOR ASSEMBLY PPL PPL/BLK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT FRONT SEAT HEATER SWITCH RIGHT HEADLIGHT UNIT ASSEMBLY RIGHT LICENSE PLATE LIGHT ASSEMBLY RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY SHIFT LOCK CONTROL UNIT ASSEMBLY SHIFT POSITION INDICATOR (POSITION INDICATOR HOUSING ASSEMBLY) SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING PAD SWITCH ASSEMBLY STEERING SENSOR TAIL FUSE TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 2 OF 4) VIO WIRE W/ ADAPTIVE FRONT LIGHTING SYSTEM W/O ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE YEL WIRE

AIR CONDITIONING CONTROL ASSEMBLY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE BRAKE ACTUATOR ASSEMBLY CERTIFICATION ECU COMBINATION SWITCH ASSEMBLY CVT DEF RELAY ENGINE ROOM R/B 1 ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FROM ENGINE ROOM R/B 1 (DIAGRAM 1 OF 5) FROM TAIL RELAY (DIAGRAM 3 OF 5) FRONT WIPER DEICER SWITCH FUEL LID OPENER SWITCH GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY LEFT FRONT SEAT HEATER SWITCH LEFT HEADLIGHT UNIT ASSEMBLY LEFT LED ILLUMINATION LIGHT LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LEFT REAR SEAT HEATER SWITCH LIGHT CONTROL RHEOSTAT LT BLU WIRE LT GRN WIRE MILLIMETER WAVE RADAR SENSOR ASSEMBLY MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NETWORK GATEWAY ECU OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PNK WIRE POWER STEERING ECU W/ MOTOR ASSEMBLY PPL/BLK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT FRONT SEAT HEATER SWITCH RIGHT HEADLIGHT UNIT ASSEMBLY RIGHT LED ILLUMINATION LIGHT RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT REAR SEAT HEATER SWITCH RIGHT STEERING PAD SWITCH STEERING PAD SWITCH ASSEMBLY SHIFT LOCK CONTROL UNIT ASSEMBLY SHIFT POSITION INDICATOR (POSITION INDICATOR HOUSING ASSEMBLY) SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) STEERING HEATER SWITCH STEERING SENSOR TAIL FUSE TO IGNITION/ STARTER SWITCH ASSEMBLY (DIAGRAM 2 OF 5) TO INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 3 OF 5) TO MOBILE WIRELESS CHARGER CRADLE ASSEMBLY (DIAGRAM 1 OF 5) USB CHARGER SOCKET VIO WIRE W/ ADAPTIVE FRONT LIGHTING SYSTEM W/ ELECTRIC PARKING BRAKE SYSTEM W/ LED TURN SIGNAL LIGHT W/O ADAPTIVE FRONT-LIGHTING SYSTEM W/O ELECTRIC PARKING BRAKE SYSTEM W/O LED TURN SIGNAL LIGHT WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING AMPLIFIER ASSEMBLY ALL DR LOCK RELAY BLK WIRE BLU WIRE BRN WIRE CERTIFICATION ECU COMBINATION METER ASSEMBLY CONSOLE BOX ILLUMINATION LIGHT ASSEMBLY D DR UNLOCK RELAY D/L FUSE DEICER RELAY R/B ASSEMBLY 2 ECU-B 1 FUSE ECU-B 2 FUSE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY FORWARD RECOGNITION CAMERA FORWARD RECOGNITION W/ HEATER HOOD SUB-ASSEMBLY FROM DOME FUSE (DIAGRAM 3 OF 5) FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 5) FRONT WIPER DEICER SWITCH GRN WIRE GRY WIRE HAZ FUSE ID CODE BOX (IMMOBILIZER CODE ECU) INNER REAR VIEW MIRROR ASSEMBLY INSTRUMENT PANEL J/B ASSEMBLY INSTRUMENT PANEL LIGHT ASSEMBLY L/D-DR UNLOCK RELAY LEFT BLIND SPOT MONITOR SENSOR LEFT FRONT DOOR INSIDE ILLUMINATION (LEFT FRONT DOOR TRIM BOARD SUB- ASSEMBLY) LEFT REAR SEAT HEATER SWITCH LT BLU WIRE LT GRN WIRE MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NAVIGATION ECU NETWORK GATEWAY ECU ORG/ WIRE PNK WIRE R/B ASSEMBLY 3 (CENTER OF DASH) RADIATOR SHUTTER SUB- ASSEMBLY RADIO, DISPLAY RECEIVER ASSEMBLY REAR CROSS TRAFFIC ALERT BUZZER (BLIND SPOT MONITOR BUZZER) RED WIRE RIGHT BLIND SPOT MONITOR SENSOR RIGHT FRONT DOOR INSIDE ILLUMINATION (RIGHT FRONT DOOR TRIM BOARD SUB- ASSEMBLY) RIGHT REAR SEAT HEATER SWITCH S/HTR R/L RELAY S/HTR R/R RELAY STEERING HEATER SWITCH TELLTALE LIGHT ASSEMBLY TIRE PRESSURE MONITOR RECEIVER ASSEMBLY TO IGNITION/ STARTER SWITCH ASSEMBLY (DIAGRAM 2 OF 5) TO R/B ASSEMBLY 3 (DIAGRAM 2 OF 5) TRANSPONDER KEY ECU ASSEMBLY VEHICLE APPROACHING SPEAKER CONTROLLER VIO WIRE W/ SMART KEY W/O SMART KEY WHT WIRE YEL WIRE

AIR CONDITIONING AMPLIFIER ASSEMBLY ALL DR LOCK RELAY BLK WIRE BLU WIRE BRN WIRE C/OPN RELAY R/B ASSEMBLY 2 CERTIFICATION ECU COMBINATION METER ASSEMBLY D DR UNLOCK RELAY D/L FUSE ECU-B 1 FUSE ECU-B 2 FUSE ELECTRIC PARKING BRAKE SWITCH ASSEMBLY ENGINE ROOM J/B 1 ENGINE ROOM R/B 1 FROM ENGINE ROOM R/B 1 (DIAGRAM 2 OF 9) FROM INSTRUMENT PANEL J/B ASSEMBLY (DIAGRAM 4 OF 9) FUEL INJECTOR ASSEMBLY 1 FUEL INJECTOR ASSEMBLY 2 FUEL INJECTOR ASSEMBLY 3 FUEL INJECTOR ASSEMBLY 4 GRN WIRE GRY WIRE HAZ FUSE HV SUPPLY BATTERY ASSEMBLY HYBRID VEHICLE CONTROL ECU ID CODE BOX (IMMOBILIZER CODE ECU) INJ FUSE L/D-DR UNLOCK RELAY LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY NAVIGATION ECU NETWORK GATEWAY ECU ORG/ WIRE RADIATOR SHUTTER SUB- ASSEMBLY RED WIRE STEERING LOCK ACTUATOR ASSEMBLY (STEERING LOCK ACTUATOR/ UPPER BRACKET ASSEMBLY) TO IGNITION COIL ASSEMBLY 3 (DIAGRAM 9 OF 9) TRANSPONDER KEY ECU ASSEMBLY VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE

AIR CONDITIONING CONTROL ASSEMBLY AUTO HIGH BEAM SWITCH BLK WIRE BLU WIRE COMBINATION SWITCH ASSEMBLY ELECTRIC PARKING BRAKE SWITCH ASSEMBLY GLOVE BOX LIGHT ASSEMBLY GRN WIRE GRY WIRE HAZARD WARNING SIGNAL SWITCH ASSEMBLY LEFT HEADLIGHT UNIT ASSEMBLY LEFT LED ILLUMINATION LIGHT LEFT LICENSE PLATE LIGHT ASSEMBLY LEFT REAR COMBINATION LIGHT ASSEMBLY LEFT REAR LIGHT ASSEMBLY LIGHT CONTROL RHEOSTAT LT BLU WIRE MAIN BODY ECU MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY OUTER MIRROR SWITCH ASSEMBLY PANEL FUSE PNK WIRE RADIO, DISPLAY RECEIVER ASSEMBLY RED WIRE RIGHT HEADLIGHT UNIT ASSEMBLY RIGHT LED ILLUMINATION LIGHT RIGHT REAR COMBINATION LIGHT ASSEMBLY RIGHT REAR LIGHT ASSEMBLY RIGHT STEERING PAD SWITCH STEERING PAD SWITCH ASSEMBLY SPIRAL CABLE SUB-ASSEMBLY STEERING COLUMN) TAIL FUSE TAIL RELAY TO POWER FUSE (DIAGRAM 8 OF 9) VIO WIRE W/O ADAPTIVE FRONT-LIGHTING SYSTEM WHT WIRE YEL WIRE

BLK WIRE BLU WIRE BRN WIRE COMBINATION METER ASSEMBLY COMPUTER DATA LINES SYSTEM CONTROL CIRCUIT DOOR LOCK SWITCH GRN WIRE GRY WIRE LEFT "C" PILLAR) LEFT FRONT DOOR LOCK W/ MOTOR ASSEMBLY LEFT REAR DOOR LOCK W/ MOTOR ASSEMBLY LSSR LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY PNK WIRE PPL/BLK WIRE PPL/RED WIRE RED WIRE RIGHT REAR DOOR LOCK W/ MOTOR ASSEMBLY UNLOCK WARNING SWITCH ASSEMBLY VIO WIRE W/ TIRE PRESSURE WARNING SYSTEM W/ WIRELESS DOOR LOCK CONTROL W/O TIRE PRESSURE WARNING SYSTEM WHT WIRE WHT/BLK WIRE WIRELESS DOOR LOCK BUZZER

AUTO BLK WIRE BLU WIRE CONTROL CIRCUIT DOOR FUSE DOOR LOCK SWITCH DOOR R/L FUSE DOOR R/R FUSE DOWN DRIVER SIDE AUTO SWITCH DRIVER SIDE DOWN SWITCH DRIVER SIDE UP SWITCH ECU-B 2 FUSE FRONT PASSENGER SIDE CONTROL SWITCH GRN WIRE GRY OR WHT WIRE HATCHBACK HOT AT ALL TIMES INSTRUMENT PANEL J/B ASSEMBLY LED LEFT FRONT POWER WINDOW REGULATOR MOTOR ASSEMBLY LEFT REAR SIDE CONTROL SWITCH LT BLU WIRE LT GRN WIRE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY POWER FUSE PPL/BLU WIRE PPL/RED WIRE RED WIRE RIGHT FRONT POWER WINDOW REGULATOR SWITCH ASSEMBLY RIGHT REAR SIDE CONTROL SWITCH SEDAN VIO WIRE WHT/BLK WIRE WINDOW LOCK SWITCH YEL WIRE