Test I: The Keyless Entry Keypad Illumination Is Inoperative

PINPOINT TEST I: THE KEYLESS ENTRY KEYPAD ILLUMINATION IS INOPERATIVE

I1-I2:

I2-I3:

I4-I5:

Normal Operation
When any keypad button is pressed the smart junction box (SJB) sends power for the keyless entry keypad illumination on circuit CPK28 (WH/GN) to assist the driver in entering an access code at night. The keyless entry keypad illumination is grounded on circuit GD133 (BK).

Possible Causes
- Circuit CPK28 (GN/BK) (keyless entry keypad) open or short to ground
- Circuit CPK28 (WH) (SJB) open or short to ground
- Circuit GD133 (BK) open
- Keyless entry keypad
- SJB