Car Wiring Diagrams for Courtesy lamps circuit for Cadillac CT4 I (2019-2024)
Courtesy lamps circuit (1 of 3)
ACCENT LIGHTING CTRL
BATT POS VOLT 21
BATT POS VOLT 22 FOOTWELL ACCENT LIGHTING CTRL ACCENT LIGHTING CTRL
BATT POS VOLT 40
BLK WIRE
BLK/WHT WIRE
BLU/WHT WIRE
BLU/YEL WIRE
BODY CONTROL MODULE (RIGHT SIDE OF DASH)
BRN/WHT WIRE
CAN BUS (-) 2 SER DATA
COMPUTER DATA LINES SYSTEM
COURTESY LAMP CTRL
DOME/READING LAMP CTRL
DOME/READING LAMP ENABLE SIG
DRIVER INFORMATION CENTER DISPLAY
FRONT FLOOR CONSOLE COMPARTMENT LAMP
GND 14
GRN/GRY WIRE
GRN/VIO WIRE
GRY WIRE
GRY/BLK WIRE
HOT AT ALL TIMES
ILLUMINATION IND
INSTRUMENT CLUSTER
INSTRUMENT PANEL FUSE BLOCK
INSTRUMENT PANEL LIGHT CONDUCTOR LAMP
LEFT REAR FLOOR COURTESY LAMP
LF DOOR OPEN SWITCH SIG
LOGIC
LR CHILD SECURITY LOCK
REAR COMPARTMENT COURTESY LAMP
RED/BLU WIRE
RED/BRN WIRE
RED/GRY WIRE
RED/VIO WIRE
RIGHT REAR FLOOR COURTESY LAMP
RR CHILD SECURITY LOCK
VIO/GRN WIRE
VIO/GRY WIRE
W/O WINDSHIELD HEAD-UP DISPLAY
WHT WIRE
WHT/BLK WIRE
WHT/YEL WIRE
YEL/BLU WIRE
Courtesy lamps circuit (2 of 3)
AJAR SW SIG
BLK WIRE
BRN/WHT WIRE
COMPUTER DATA LINES SYSTEM
DR AJAR
DRIVER DOOR LATCH ASSEMBLY
DRIVER WINDOW MOTOR
GRN/GRY WIRE
GRN/VIO WIRE
GRN/YEL WIRE
GRY WIRE
GRY/BLK WIRE
INSTRUMENT PANEL COMPARTMENT LAMP
LEFT FRONT FLOOR COURTESY LAMP
LEFT REAR
LEFT REAR DOOR LATCH ASSEMBLY
LEFT REAR DOOR SWITCH PANEL CONTROL MODULE
LEFT REAR SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP
LEFT TRIM PANEL REAR SIDE DOOR LIGHT CONDUCTOR LAMP
LIN BUS 4
LOGIC
NCA WIRE
RIGHT FRONT FLOOR COURTESY LAMP
RIGHT REAR DOOR LATCH ASSEMBLY
RIGHT REAR DOOR SWITCH PANEL CONTROL MODULE
RIGHT REAR SIDE DOOR INSIDE HANDLE ILLUMINATION LAMP
RIGHT TRIM PANEL REAR SIDE DOOR LIGHT CONDUCTOR LAMP
RR DR -
SW SIG
VIO/GRN WIRE
VIO/GRY WIRE
W/ DELUXE INTERIOR LAMP PACKAGE
WHT/YEL WIRE
Courtesy lamps circuit (3 of 3)
AJAR SW SIG 1
BLK WIRE
BLU/GRN WIRE
BLU/YEL WIRE
CAN BUS (+) 2
COMPUTER DATA LINES SYSTEM
DOME LIGHT ON/OFF SWITCH
DOOR AJAR SWITCH
GRN/VIO WIRE
GRN/WHT WIRE
GRN/YEL WIRE
GRY WIRE
GRY/WHT WIRE
HOT AT ALL TIMES
INSTRUMENT PANEL WIRING HARNESS JUNCTION BLOCK
LEFT ROOF RAIL REAR SEAT POSITION READING, COURTESY LAMP
LEFT SUNSHADE
LEFT SUNSHADE MIRROR LAMP
LIGHTING CONTROL MODULE
LIN BUS 3
LOGIC
NCA WIRE
PASSENGER DOOR LATCH ASSEMBLY
PASSENGER DOOR SWITCH PANEL CONTROL MODULE
PASSENGER WINDOW MOTOR
REAR COMPARTMENT LID LATCH
RED/BLU WIRE
RIGHT ROOF RAIL REAR SEAT POSITION READING, COURTESY LAMP
RIGHT SUNSHADE
RIGHT SUNSHADE MIRROR LAMP
ROOF CONSOLE
VIO WIRE
VIO/GRY WIRE
W/O MOISTURE SENSITIVE SYSTEM, GARAGE DOOR OPENER
WHT WIRE