Keyless Entry System Symptom Diagnosis (If Equipped)

NOTE:

Confirm that power door lock system is in good condition before referring to the following possible causes.
Check each part in the order from the top of the following list.

Condition	Possible Cause	Action
All door can not be locked/unlocked by only keyless entry transmitter	Transmitter battery dead	Replace battery referring to Replacement of Transmitter Battery (Other than Keyless Start Model) .
	Door switch faulty	Check door switch referring to DOOR SWITCH (FRONT/REAR/REAR END DOOR) INSPECTION .
	Transmitter faulty	Replace transmitter .
	Key reminder switch in ignition switch faulty	Check ignition switch referring to IGNITION SWITCH INSPECTION .
	Wiring or grounding faulty	Repair circuit .
	Keyless entry receiver faulty	Check keyless entry receiver referring to KEYLESS ENTRY RECEIVER AND ITS CIRCUIT INSPECTION .
	BCM faulty	Replace after making sure that none of above parts is faulty .
Interior light does not light when doors are unlocked by keyless entry transmitter	Wiring or grounding faulty	Repair circuit .
	BCM faulty	Replace after making sure that none of above parts is faulty .
Hazard warning lights do not light when doors are locked/unlocked by keyless entry transmitter	Turn signal and hazard warning relay faulty	Check turn signal and hazard warning relay referring to TURN SIGNAL AND HAZARD WARNING RELAY INSPECTION .
	Wiring or grounding faulty	Repair circuit .
	BCM faulty	Replace after making sure that none of above parts is faulty .
Transmitter code can not be programmed to BCM	Door switch faulty	Check door switch referring to DOOR SWITCH (FRONT/REAR/REAR END DOOR) INSPECTION .
	Keyless entry receiver faulty	Check keyless entry receiver referring to KEYLESS ENTRY RECEIVER AND ITS CIRCUIT INSPECTION .
	Key reminder switch in ignition switch faulty	Check ignition switch referring to IGNITION SWITCH INSPECTION .
	Wiring or grounding faulty	Repair circuit .
	BCM faulty	Replace after making sure that none of above parts is faulty .