Pinpoint Test O : The RKE (Remote Keyless Entry) Transmitter Is Inoperative: Notes

Normal Operations and Fault Conditions

REFER to: Handles, Locks, Latches and Entry Systems - System Operation and Component Description .

A loss of synchronization of a RKE transmitter is caused when the button(s) on that RKE transmitter is pressed repeatedly on a continuous basis when the RKE transmitter is out of range from the vehicle it is programmed to. If a RKE transmitter becomes out of sync, the BCM ignores commands from that RKE transmitter.

BCMDTC Fault Trigger Conditions

DTC	Description	Fault Trigger Conditions
B10AB:00	Remote Keyless Entry Synchronization: No Sub Type Information	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.
B1218:00	Transmitter Identification Code: No Sub Type Information	Sets when the BCM detects and invalid Transmitter Identification Code (TIC).

Possible Cause

Key battery
Key
Key button pressed a substantial amount of times while outside the range of the vehicle
Key programming
Network concern

Visual Inspection and Diagnostic Pre-checks

Inspect the key for damage.
Check for aftermarket keys.