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Pinpoint Test AJ : The Keyless Entry Keypad Illumination Is Inoperative: Notes

Refer to Remote Keyless Entry and Alarm , for schematic and connector information.

Normal Operation and Fault Conditions 

Refer to Handles, Locks, Latches and Entry Systems - With Intelligent Access (IA) .

RFA Module DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
B121A:11 Keypad Illumination Output: Circuit Short To Ground Sets when the RFA module detects a short to ground from the keyless entry keypad illumination output circuit.
B121A:15 Keypad Illumination Output: Circuit Short To Battery or Open Sets when the RFA module detects an open from the keyless entry keypad illumination output circuit.

Possible Causes 

Visual Inspection and Diagnostic Pre-checks