Buick Envista I (2022-2024) engine ctrl sens low ref 2 Wiring diagrams

5-VOLT REF 1 A/C COMPRESSOR CLUTCH RLY CTRL A/C EVAPORATOR TEMP SENS SIG A/C ON IND A/C ON SWITCH A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AIR INLET DOOR ACTUATOR CTRL 1 AIR INLET DOOR ACTUATOR CTRL 2 AIR INLET DOOR ACTUATOR CTRL 3 AIR INLET DOOR ACTUATOR CTRL 4 AIR RECIRCULATION DOOR ACTUATOR AIR TEMP DOOR CTRL 1 AIR TEMP DOOR CTRL 2 AIR TEMP DOOR CTRL 3 AIR TEMP DOOR CTRL 4 AMBIENT AIR TEMP SENS SIG BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BRN WIRE BLU/GRY WIRE BLU/RED WIRE BRN WIRE BRN/GRN WIRE BRN/RED WIRE BRN/VIO WIRE BRN/WHT WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HI SPD RLY CTRL COOLING FAN LOW SPD RLY CTRL ENG COOLANT TEMP SENS SIG ENGINE CONTROL MODULE ENGINE CONTROLS SYSTEM ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL SENS ENGINE CTRL SENS LOW REF 2 FAN 3 CTRL FSD SUPPLY VOLT 1 GRN WIRE GRN/VIO WIRE GRY WIRE GRY/BLU WIRE HI SPD GMLAN SERIAL DATA (-) (1) HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED HVAC CONTROL MODULE (CENTER OF DASH) HVAC DOOR ACTUATOR CTRL LEFT AIR TEMPERATURE DOOR ACTUATOR LOGIC LOW REF (1) MODE DOOR ACTUATOR MODE DOOR CTRL 1 MODE DOOR CTRL 2 MODE DOOR CTRL 3 MODE DOOR CTRL 4 POWERTRAIN MAIN RLY SENS LOW REF SIG GND UNDERHOOD FUSE BLOCK VIO/BLU WIRE VIO/GRN WIRE WHT WIRE WHT/BLK WIRE WHT/GRY WIRE YEL WIRE YEL/GRN WIRE

A/C REFRIGERANT PRESS SENS SIG A/C REFRIGERANT PRESSURE SENSOR AMBIENT AIR TEMP SENS SIG AUXILIARY COOLANT PUMP BLK WIRE BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/GRY WIRE BLK/WHT WIRE BLU WIRE BLU/GRY WIRE BLU/RED WIRE BRN/RED WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM COOLING FAN HI SPD RLY CTRL COOLING FAN LOW SPD RLY CTRL COOLING FAN MOTOR (BEHIND RADIATOR) ENGINE CONTROL MODULE (RIGHT SIDE OF ENGINE COMPT) ENGINE COOLANT TEMP SENS SIG ENGINE COOLANT TEMPERATURE SENSOR ENGINE CTRL MODULE LIN BUS 1 ENGINE CTRL SENS 5 VOLT REF 1 ENGINE CTRL SENS LOW REF 2 ENGINE CTRL VEHICLE SENS LOW REF SIG GND FAN 3 CTRL GRN WIRE GRN/VIO WIRE GRY WIRE HI SPEED GMLAN SERIAL DATA (-) 1 HOT AT ALL TIMES HOT W/ BATTERY SAVER RELAY 1 ENERGIZED HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK POWERTRAIN MAIN RLY FUSED SUPPLY VOLT 1 RED/BRN WIRE RED/VIO WIRE UNDERHOOD FUSE BLOCK VIO/BLU WIRE WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

12 VOLT REF ACC PEDAL POSI 5 VOLT REF 1 ACC PEDAL POSI 5 VOLT REF 2 ACC PEDAL POSI LOW REF 1 ACC PEDAL POSI POS SIG 1 ACC PEDAL POSI SIG 2 ACCELERATOR PEDAL POSITION SENSOR BATT POS VOLT BLK/BLU WIRE BLK/BRN WIRE BLK/GRN WIRE BLK/VIO WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/WHT WIRE BLU/YEL WIRE BODY CONTROL MODULE (BELOW CENTER OF DASH) BRAKE PEDAL POSITION SENSOR (TOP OF BRAKE PEDAL ASSEMBLY) BRK APPLY SENS LOW REF BRK APPLY SENS SIG BRK APPLY SENS VOLT REF BRK POSI SENS SIG BRN/GRN WIRE BRN/RED WIRE BRN/WHT WIRE COMPUTER DATA LINES SYSTEM CRUISE CTRL SET/COAST/ RESUME/ACC SW SIG CRUISE/ETC/ TCC BRK SIG CRUISE/ETC/TCC BRK SIG DISTANCE SENSING CRUISE CTRL GAP UP/DOWN SW SIG ENGINE CONTROL MODULE ENGINE CTRL SENS LOW REF 2 ENGINE CTRL VEHICLE SENS 5 VOLT REF 1 GRN/WHT WIRE GROUND GRY/GRN WIRE HI SPD GMLAN SER DATA (+) 1 HI SPD GMLAN SER DATA (+) 3 HOT AT ALL TIMES HOT W/ IGNITION MAIN RELAY ENERGIZED INSTRUMENT PANEL FUSE BLOCK RED/VIO WIRE RUN/CRANK IGNITION 1 VOLT 1 ACC PEDAL POSI LOW REF 2 THROTTLE ACTUATOR CLOSE CTRL THROTTLE ACTUATOR OPEN CTRL THROTTLE BODY (LEFT REAR OF ENGINE) THROTTLE POSI SENS 5 VOLT REF THROTTLE POSI SENS LOW REF THROTTLE POSI SENS SENT 1 SIG UNDERHOOD FUSE BLOCK VIO/GRY WIRE W/ ADAPTIVE CRUISE CONTROL WHT WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/WHT WIRE