Diagnosis Procedure

AUTOMATIC BACK DOOR SWITCH


Description

Automatic back door system can be operated from driver seat area by automatic back door switch.





AUTOMATIC BACK DOOR SWITCH


Diagnosis Procedure

1.CHECK AUTOMATIC BACK DOOR CONTROL UNIT OUTPUT
1. Turn ignition switch OFF.
2. Disconnect automatic back door switch connector.
3. Check voltage between automatic back door switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK AUTOMATIC BACK DOOR SWITCH CIRCUIT
1. Disconnect automatic back door control unit connector.
2. Check continuity between automatic back door control unit harness connector and automatic back door switch harness connector.





3. Check continuity between automatic back door control unit harness connector and ground.





Is the inspection result normal?
YES - Replace automatic back door control unit. Removal And Installation.
NO - Repair or replace harness.
3.CHECK AUTOMATIC BACK DOOR SWITCH GROUND CIRCUIT
Check continuity between automatic back door switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK AUTOMATIC BACK DOOR SWITCH
Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace automatic back door switch. Removal And Installation.
5.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END