Cooling fan circuit for Buick Envision II (2020-2024)
Cooling fan circuit (1 of 2)
BLK WIRE
BLK/GRN WIRE
BLK/GRY WIRE
BLK/WHT WIRE
BLK/YEL WIRE
BLOCK ENGINE COOLANT FLOW CONTROL VALVE
BLU WIRE
BLU/BRN WIRE
BLU/GRY WIRE
BLU/YEL WIRE
COMPUTER DATA LINES SYSTEM
COOLANT DIVERTER VALVE ACTUATOR CONTROL CLOSE
COOLANT DIVERTER VALVE ACTUATOR CONTROL OPEN
COOLANT DIVERTER VALVE POS SIG
COOLANT TEMP SENS 2 SIG
ENG BLOCK COOLANT TEMP SIG
ENG CTRL MOD LIN BUS 1
ENG CTRL MOD LIN BUS 2
ENG CTRL SENS LO REF 1
ENG CTRL VEHICLE SENS 5 VOLT REF 1
ENG CTRL VEHICLE SENS LOW REF 1
ENG INLET COOLANT TEMP SIG
ENG INTEGRATED EXHAUST MANIFOLD TEMP SIG
ENG OUTLET COOLANT TEMP SIG
ENGINE CONTROL MODULE (LEFT SIDE OF ENGINE COMPT)
ENGINE CONTROLS SYSTEM
ENGINE COOLANT BYPASS VALVE
ENGINE COOLANT TEMPERATURE SENSOR 1
ENGINE COOLANT TEMPERATURE SENSOR 2
ENGINE COOLANT TEMPERATURE SENSOR 5
ENGINE COOLANT TEMPERATURE SENSOR 6
ENGINE CTRL SENS LOW REF 2
ENGINE WIRING HARNESS JUNCTION BLOCK
GRN/BRN WIRE
GRN/VIO WIRE
GRN/WHT WIRE
GRN/YEL WIRE
GRY/VIO WIRE
HOT W/ ENGINE CONTROLS IGNITION RELAY ENERGIZED
LEFT FRONT STRUT TOWER)
LOGIC
RUN/CRANK IGN 1 VOLT
SIGNAL GROUND
VIO WIRE
VIO/BLU WIRE
VIO/WHT WIRE
WHT/RED WIRE
YEL/BLK WIRE
YEL/BLU WIRE
Cooling fan circuit (2 of 2)
1 VOLT
AUTOSAR CAN BUS
BLK WIRE
BLK/GRY WIRE
BLU/WHT WIRE
BLU/YEL WIRE
COMPUTER DATA LINES SYSTEM
COOLING FAN MOTOR
ENGINE COOLANT PUMP
ENGINE COOLANT TEMPERATURE GAUGE
ENGINE WIRING HARNESS JUNCTION BLOCK
GRN/BRN WIRE
GRN/VIO WIRE
GROUND
HOT AT ALL TIMES
HOT W/ IGNITION MAIN RELAY ENERGIZED
INSTRUMENT PANEL CLUSTER CONTROL MODULE
INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK
LOGIC
NCA WIRE
RADIATOR COOLANT TEMPERATURE SENSOR
RED/GRY WIRE
RED/YEL WIRE
RIGHT SIDE OF RADIATOR)
RUN/CRANK IGN
VIO/BLK WIRE
VIO/WHT WIRE
YEL/BLK WIRE