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Pinpoint Test Q : The RKE (Remote Keyless Entry) Transmitter Is Inoperative (Without Push Button Start): Notes

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
B1D21:62 Remote Control Switch: Signal Compare Failure Sets when the BCM detects the rolling counter received from a RKE transmitter is out of synchronization with the rolling counter stored in the module.

Possible Causes 

Visual Inspection and Diagnostic Pre-checks