Hazard Warning Lamp

AUTOMATIC BACK DOOR WARNING DOES NOT OPERATE:_:HAZARD WARNING LAMP





Description
Hazard warning lamp does not operate when automatic back door warning function are performed.




Diagnosis Procedure
1.CHECK DTC WITCH AUTOMATIC BACK DOOR CONTROL MODULE
Check that DTC is not detected with automatic back door control module.
Is the inspection result normal?
YES - GO TO 2.
NO - Perform trouble diagnosis relevant to DTC indicated.
2.CHECK DTC WITCH BCM
Check that DTC is not detected with BCM.
Is the inspection result normal?
YES - GO TO 3.
NO - Perform trouble diagnosis relevant to DTC indicated.
3.CHECK GROUND CIRCUIT
Check automatic back door control module ground circuit. Ground Circuit.
Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace the malfunctioning parts
4.CHECK HAZARD AND HORN REMINDER FUNCTION
Check hazard and horn reminder function.
Is the inspection result normal?
YES - GO TO 5.
NO - Hazard And Horn Reminder Does Not Operate.
5.REPLACE AUTOMATIC BACK DOOR CONTROL MODULE
1. Replace automatic back door control module. Automatic Back Door Control Module.
2. Confirm the operation after replacement.
Is the result normal?
YES - INSPECTION END
NO - Check intermittent incident. Intermittent Incident.