Test K: The Keyless Entry Keypad Illumination Is Inoperative

PINPOINT TEST K: THE KEYLESS ENTRY KEYPAD ILLUMINATION IS INOPERATIVE

K1-K2:

K2-K4:

Normal Operation
The keypad receives voltage through circuit 1524 (DB). With the keypad illumination activated, the driver door module (DDM) grounds circuit 66 (LB) to illuminate the keypad.

Possible Causes
- Fuse
- Circuit 66 (LB) open
- Circuit 1524 (DB) open
- Keyless entry keypad
- DDM