Buick Envista I (2022-2024) ethernet bus 4 (-) Wiring diagrams

A/C IND ACCESSORY WAKEUP AMBIENT LIGHT SENS SIG AMBIENT LIGHT/SUNLOAD SENSOR (TOP CENTER OF DASH) BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/GRN WIRE BLK/WHT WIRE BLU/GRY WIRE BLU/WHT WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) COMMUNICATION ENABLE COMPUTER DATA LINES SYSTEM COOLING FAN MOTOR (BEHIND RADIATOR) DISPLAY SIG + DRIVER INFORMATION CENTER DISPLAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ETHERNET BUS 4 (-) GRN WIRE GRN/YEL WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INFOTAINMENT INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS RADIO RED/BLU WIRE RED/BRN WIRE RED/WHT WIRE SECURITY IND CTRL SERIAL DATA SIG GND UNDERHOOD FUSE BLOCK VIO/YEL WIRE WHT/BLU WIRE YEL WIRE

BLK WIRE BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/WHT WIRE BLU/YEL WIRE CLUSTER CONTROL MODULE ETHERNET BUS 4 (-) GRN WIRE GRN/BLK WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HI SPD GMLAN INFOTAINMENT DISPLAY SIG INSTRUMENT CLUSTER INSTRUMENT PANEL LEFT SIDE OBJECT SENSOR MODULE LIN BUS 1 LIN BUS 2 LO SPD GMLAN LOGIC LOW SPEED GMLAN LVDS RADIO RADIO CONTROLS RIGHT SIDE OBJECT SENSOR MODULE RIGHT STEERING WHEEL CONTROLS SWITCH SEAT HEATING CONTROL MODULE SERIAL DATA SERIAL DATA (-) 5 SERIAL DATA 2 STEERING WHEEL AIR BAG COIL TRANSMISSION SHIFT LEVER POSITION INDICATOR WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

BLU WIRE BLU/GRN WIRE BLU/GRY WIRE BLU/YEL WIRE COMM ENABLE COMMUNICATION ENABLE ETHERNET BUS 4 (-) GRN WIRE GRN/BLU WIRE GRY WIRE GRY/GRN WIRE GRY/WHT WIRE HI SPD GMLAN INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE LIFTGATE CONTROL MODULE LO SPD GMLAN PARKING ASSIST CONTROL MODULE SERIAL DATA SERIAL DATA (-) 9 SERIAL DATA 2 TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/GRY WIRE

AMBIENT AIR TEMPERATURE SENSOR BATTERY BATTERY FUSE BLOCK BLK/BLU WIRE BLK/WHT WIRE BLU/GRY WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HIGH SPEED RELAY COOLING FAN LOW SPEED RELAY COOLING FAN MEDIUM SPEED RELAY DISPLAY SIG + DRIVER INFORMATION CENTER DISPLAY ENGINE CONTROLS IGNITION RELAY ENGINE COOLANT TEMPERATURE GAUGE ENGINE COOLANT TEMPERATURE IND ETHERNET BUS 4 (-) GRN/VIO WIRE GRY WIRE GRY/WHT WIRE HOT AT ALL TIMES INFOTAINMENT INSTRUMENT CLUSTER LOGIC LVDS RADIO RED/BRN WIRE RED/WHT WIRE SIG GND UNDERHOOD FUSE BLOCK VOLT WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

ALERT LED CTRL BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRAKE FLUID LEVEL SWITCH BRAKE SYSTEM CONTROL MODULE BRK FLUID LEVEL SIG BRN WIRE COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DAY NIGHT LED CTRL DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 4 (-) FORWARD COLLISION GRN/GRY WIRE GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPD GMLAN SER DATA (+) 1 LIFTGATE AJAR SW SIG 1 LIFTGATE LATCH LOGIC PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SIG PARK BRK SW SUPPLY VOLT RADIO RED/WHT WIRE VIO/GRY WIRE WHT WIRE YEL WIRE YEL/RED WIRE

ALERT LED CTRL BK INFOTAINMENT DISPLAY SIG BLK/WHT WIRE BLU/GRY WIRE CENTER CONSOLE MULTI-FUNCTION SWITCH COLLISION ALERT INDICATORS COMPUTER DATA LINES SYSTEM DAY NIGHT LED CTRL DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 4 (-) GRN WIRE GRY WIRE GRY/BLK WIRE GRY/WHT WIRE GRY/YEL WIRE HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LANE DEPARTURE WARNING IND LANE DEPARTURE WARNING SWITCH LOGIC LVDS RADIO RADIO CONTROLS RED/GRN WIRE UNDERHOOD FUSE BLOCK USB RECEPTACLE VIO/GRY WIRE WHT WIRE WHT/BLU WIRE WHT/GRY WIRE WINDSHIELD FRONT VIEW CAMERA YEL WIRE

2-BK ACTV NOISE CANCELLATION AM/FM BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BLUETOOTH BLUETOOTH WIRELESS COMMUNICATION ANTENNA BRN WIRE BRN/WHT WIRE CELL CELL/GPS CHECK ENGINE COAX COAXIAL ANTENNA COAXIAL SIG COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 4 (-) GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IND CTRL INFOTAINMENT DISPLAY SIG INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS MICROPHONE 1 FEEDBACK SIG MICROPHONE 1 SIG MICROPHONE 2 FEEDBACK SIG MICROPHONE 2 SIG MICROPHONE 3 FEEDBACK SIG MICROPHONE 3 SIG RADIO REAR VIEW CAMERA REAR VIEW CAMERA LVDS RED/BLU WIRE RED/WHT WIRE RF SIG SENS REPLICATED SIG SERIAL DATA (-) (1) TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE UNDERHOOD FUSE BLOCK USB RECEPTACLE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WIFI WLAN SIG XM SIG YEL WIRE

BATT POS VOLT BATTERY FUSE BLOCK BLK WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE MASTER CYLINDER (LEFT REAR OF ENGINE COMPT) BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DISPLAY SIG BK ETHERNET BUS 4 (-) GRN/VIO WIRE GROUND GRY WIRE GRY/BLK WIRE GRY/RED WIRE GRY/WHT WIRE HI SPD GMLAN SER DATA (+) 1 HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED INSTRUMENT CLUSTER INSTRUMENT PANEL FUSE BLOCK LEFT PARK BRAKE ACTUATOR LOGIC LT PARK BRK MTR APPLY CTRL LT PARK BRK MTR LOW REF LVDS LVDS BK DISPLAY SIG PARK BRAKE CONTROL SWITCH PARK BRK APPLY SW SIG PARK BRK APPLY SW VOLT REF PARK BRK RELEASE SW SIG PARK BRK RELEASE SW VOLT REF PARK BRK SW SIG PARK BRK SW SPLY VOLT PARKING BRAKE IND. R PARK BRK MTR LOW REF R PRK BRAKE MTR APPLY CTRL RADIO RED/BRN WIRE RED/GRY WIRE RIGHT PARK BRAKE ACTUATOR SERVICE PARK BRAKE IND WHT WIRE YEL WIRE YEL/RED WIRE

2-BK ACTV NOISE CANCELLATION AM/FM BLK WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/YEL WIRE BLUETOOTH BLUETOOTH WIRELESS COMMUNICATION ANTENNA BRN WIRE BRN/WHT WIRE CELL CELL/GPS CHECK ENGINE COAX COAXIAL ANTENNA COAXIAL SIG COMPUTER DATA LINES SYSTEM CRANKSHAFT POSITION DRIVER INFORMATION CENTER DISPLAY ETHERNET BUS 4 (-) GRN/BLK WIRE GRN/BRN WIRE GRY WIRE GRY/BLU WIRE GRY/BRN WIRE GRY/WHT WIRE GRY/YEL WIRE HI SPEED GMLAN HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ IGNITION MAIN RELAY ENERGIZED IND CTRL INFOTAINMENT DISPLAY SIG INSTRUMENT PANEL FUSE BLOCK LOGIC LVDS MICROPHONE 1 FEEDBACK SIG MICROPHONE 1 SIG MICROPHONE 2 FEEDBACK SIG MICROPHONE 2 SIG MICROPHONE 3 FEEDBACK SIG MICROPHONE 3 SIG RADIO REAR VIEW CAMERA REAR VIEW CAMERA LVDS RED/BLU WIRE RED/WHT WIRE RF SIG SENS REPLICATED SIG SERIAL DATA (-) (1) TELEMATICS COMMUNICATION INTERFACE CONTROL MODULE UNDERHOOD FUSE BLOCK USB RECEPTACLE VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WIFI WLAN SIG XM SIG YEL WIRE

BATT POS VOLT BATTERY FUSE BLOCK BK DISPLAY SIGNAL BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/BLK WIRE BLU/VIO WIRE BRAKE FLUID LEVEL SIG BRAKE FLUID LEVEL SWITCH BRAKE IND BRAKE MASTER CYLINDER) BRAKE SYSTEM CONTROL MODULE BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER INFORMATION CENTER DISPLAY DRIVER SEAT BELT BUCKLE DRIVER SEAT BELT SWITCH DRV SEAT BELT SW LO REF DRV SEAT BELT SW SIG ETHERNET BUS 4 (-) GRN WIRE GRN/GRY WIRE GRY WIRE GRY/RED WIRE GRY/WHT WIRE HIGH SPEED GMLAN SERIAL DATA (-) (1) HOT AT ALL TIMES INFLATABLE RESTRAINT SENSING, DIAGNOSTIC MODULE INSTRUMENT CLUSTER LO SPD GMLAN SERIAL ATA LOGIC LVDS ORG/BRN WIRE ORG/VIO WIRE PARK BRAKE APPLY SW SIG PARK BRAKE APPLY SW VOLT REF PARK BRAKE CONTROL SWITCH PARK BRAKE IND PARK BRAKE RELEASE SW SIG PARK BRAKE RELEASE SW VOLT REF PARK BRAKE SW SIG PARK BRAKE SW SUPPLY VOLT PARKING BRAKE SWITCH PASS SEAT BELT SW LO REF PASS SEAT BELT SW SIG PASSENGER SEAT BELT BUCKLE PASSENGER SEAT BELT SWITCH RADIO RED/GRY WIRE SEAT BELT IND WHT WIRE YEL WIRE YEL/RED WIRE