Chevrolet Impala IX (2006-2016) ambient light/ sunload sensor (top center of dash) Wiring diagrams

1 2 RF DRL SPLY VOLT LF DRL SPLY VOLT 8 18 GND LOW REF AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (TOP CENTER OF DASH) AUTOMATIC A/C MANUAL A/C BATTERY FUSE BCM 4 FUSE BLK WIRE BLK/BRN WIRE BLU/BRN WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/VIO WIRE BRN/YEL WIRE COMPUTER DATA LINES SYSTEM DK BLU/BRN WIRE FUSE FUSE GRN WIRE GRY/DK BLU WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP LOW BEAM RLY CTRL 3 2 1 BATTERY POSITIVE VOLT B+ GND HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SWITCH ON SIGNAL HDLP SWITCH PARK LP SIG HEAD PARK AUTO HEADLAMP HIGH BEAM RELAY HEADLAMP LOW BEAM RELAY HOT AT ALL TIMES HOT AT ALL TIMES FUSE 5 BLOCK HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK BCM 3 (RIGHT KICK PANEL) FUSE HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HEADLAMP BALLAST LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LEFT PARK DAYTIME RUNNING LAMP LOGIC LOW SPD GMLAN SER DATA LT BLU WIRE LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE LT HI BEAM RT HI BEAM LT HID RT HID FUSE FUSE NCA WIRE OFF OFF FLASH TO PASS RED WIRE RED/BLK WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) VIO/GRY WIRE WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE

1 2 RF HEADLAMP LO BEAM SPLY LF HEADLAMP LO BEAM SPLY 3 2 1 BATTERY POSITIVE VOLT B+ GND 8 18 GND LOW REF AMBIENT LIGHT SENS SIG AMBIENT LIGHT/ SUNLOAD SENSOR (TOP CENTER OF DASH) AUTOMATIC A/C MANUAL A/C BATTERY FUSE BCM 3 FUSE BLK WIRE BLK/BRN WIRE BLU WIRE BODY CONTROL MODULE (LEFT SIDE OF DASH) BRN/VIO WIRE COMPUTER DATA LINES SYSTEM GRN WIRE HDLP DIMMER SW HI BEAM SIG HDLP HI BEAM RLY CTRL HDLP SW FLASH TO PASS SIG HDLP SW HDLPS OFF SIG CTRL HDLP SWITCH ON SIGNAL HDLP SWITCH PARK LP SIG HEAD PARK AUTO HEADLAMP HIGH BEAM RELAY HOT AT ALL TIMES HOT AT ALL TIMES FUSE 5 BLOCK HOT AT ALL TIMES INSTRUMENT PANEL FUSE BLOCK (RIGHT KICK PANEL) BCM 4 FUSE HVAC CONTROL MODULE LEFT HEADLAMP ASSEMBLY LEFT HIGH BEAM SOLENOID ACTUATOR LEFT LOW BEAM HEADLAMP LOW SPD GMLAN SER DATA LT GRN WIRE LT GRN/BRN WIRE LT GRN/GRY WIRE LT HI RT HI BEAM BEAM FUSE FUSE OFF OFF FLASH TO PASS RED WIRE RED/BLK WIRE TURN SIGNAL/ MULTI-FUNCTION SWITCH UNDERHOOD FUSE BLOCK (RIGHT SIDE OF ENGINE COMPT) WHT WIRE WHT/VIO WIRE YEL WIRE YEL/BRN WIRE