PINPOINT TEST G : The Keyless Entry Keypad Illumination Is Inoperative Or Always On: Notes
Refer to REMOTE KEYLESS ENTRY AND ALARM SYSTEM for schematic and connector information.
Normal Operations and Fault Conditions
When any keypad button is pressed, the RFA module sends voltage to the keyless entry keypad LEDs on the illumination circuit to assist the driver in entering an access code at night. The keyless entry keypad has a separate ground circuit for the LEDs.
RFA Module DTC Fault Trigger Conditions
| DTC | Description | Fault Trigger Conditions |
|---|---|---|
| B121A:11 | Keypad Illumination Output: Circuit Short To Ground | Sets on-demand when the RFA module detects a short to ground on the keyless entry keypad illumination circuit. |
| B121A:15 | Keypad Illumination Output: Circuit Short To Battery Or Open | Sets on-demand when the RFA module detects a short to voltage or open from the keyless entry keypad illumination circuit. |
Visual Inspection and Diagnostic Pre-checks
- Keyless entry keypad