Diagnosis Procedure

AUTOMATIC BACK DOOR WARNING DOES NOT OPERATE

HAZARD WARNING LAMP : Diagnosis Procedure


1. CHECK AUTOMATIC BACK DOOR CONTROL MODULE PARTS NUMBER

Check that an automatic back door control module with the appropriate part number is installed to the vehicle normally.
Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 6.

2. 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 3.
NO- Perform trouble diagnosis relevant to DTC indicated.

3. CHECK DTC WITCH BCM

Check that DTC is not detected with BCM.
Is the inspection result normal?
YES- GO TO 4.
NO- Perform trouble diagnosis relevant to DTC indicated.

4. CHECK HAZARD FUNCTION

Check hazard function.
Refer to "Component Function Check" Hazard Function.
Is the inspection result normal?
YES- GO TO 5.
NO- Repair or replace the malfunctioning parts.

5. CHECK GROUND CIRCUIT

Check automatic back door control module ground circuit.
Refer to "Component Function Check" Ground Circuit.
Is the inspection result normal?
YES- GO TO 6.
NO- Repair or replace the malfunctioning parts.

6. REPLACE AUTOMATIC BACK DOOR CONTROL MODULE

1.Replace automatic back door control module. Refer to "Removal and Installation" Automatic Back Door Control Module.
2.Confirm the operation after replacement.
Is the result normal?
YES- INSPECTION END
NO- Check intermittent incident. Refer to "Intermittent Incident" Intermittent Incident.