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

Refer to REMOTE KEYLESS ENTRY AND ALARM for schematic and connector information.

Normal Operations and Fault Conditions 

REFER to: Handles, Locks, Latches and Entry Systems - Vehicles With: One-Touch Open and Close Front Windows - System Operation and Component Description 

BCM DTC Fault Trigger Conditions 

DTC Description Fault Trigger Conditions
B121A:11 Keypad Illumination Output: Circuit Short To Ground Sets when the BCM 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 BCM detects an open from the keyless entry keypad illumination output circuit

Possible Causes 

Visual Inspection and Diagnostic Pre-checks 

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