Test J: The Keyless Entry Keypad Illumination Is Inoperative/Does Not Operate Correctly

PINPOINT TEST J: THE KEYLESS ENTRY KEYPAD ILLUMINATION IS INOPERATIVE/DOES NOT OPERATE CORRECTLY

J1-J2:

J3-J6:

J6-J8:

J8-J9:

Normal Operation
When the smart junction box (SJB) detects that a keyless entry button is pressed, the SJB provides voltage for the keyless entry keypad illumination through circuit CPK28 (WH). Ground for the keyless entry keypad illumination is provided through circuit GD133 (BK).

DTC B1624 Lamp Keypad Output Open Circuit - is an on-demand DTC that sets when the SJB detects an open or short to voltage on the keyless entry keypad illumination output circuit CPK28 (WH).

DTC B1626 Lamp Keypad Output Short Circuit to Ground - is a continuous DTC that sets when the SJB detects a short to ground on the keyless entry keypad illumination output circuit CPK28 (WH).

This pinpoint test is intended to diagnose the following:
- Wiring, terminals and connectors
- Keyless entry keypad
- SJB