Trunk Lid Opener Switch

TRUNK LID OPENER SWITCH





Component Function Check
1.CHECK FUNCTION
1. Select "TRUNK" of "BCM" using CONSULT-III.
2. Select "TR/BD OPEN SW" in "DATA MONITOR" mode.
3. Check that the function operates normally according to the following conditions.





Is the inspection result normal?
YES - Trunk lid opener switch is OK.
NO - SEE Diagnosis Procedure.




Diagnosis Procedure
1.CHECK TRUNK LID OPENER INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect trunk lid opener switch connector.
3. Check signal between trunk lid opener switch harness connector and ground using oscilloscope.





Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK TRUNK LID OPENER SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and trunk lid opener switch harness connector.





3. Check continuity between BCM harness connector and ground.





Is the inspection result normal?
YES - Replace BCM. Service and Repair.
NO - Repair or replace harness.
3.CHECK TRUNK LID OPENER SWITCH GROUND CIRCUIT
Check continuity between trunk lid opener switch harness connector and ground.





Is the inspection result normal?
YES - GO TO 4.
NO - Repair or replace harness.
4.CHECK TRUNK LID OPENER SWITCH
SEE Component Inspection.
Is the inspection result normal?
YES - GO TO 5.
NO - Replace trunk lid opener switch.
5.CHECK INTERMITTENT INCIDENT
Intermittent Incident.
- INSPECTION END




Component Inspection
1.CHECK TRUNK LID OPENER SWITCH
1. Turn ignition switch OFF.
2. Disconnect trunk lid opener switch connector.
3. Check continuity between trunk lid opener switch terminals.





Is the inspection result normal?
YES - INSPECTION END
NO - Replace trunk lid opener switch.