Trunk Lid Opener Request Switch

TRUNK LID OPENER REQUEST SWITCH

Description
Performs trunk lid open request when it is pressed.

Component Function Check
1.CHECK TRUNK LID OPENER CANCEL SWITCH
Check trunk lid opener cancel switch position.
Does trunk lid opener cancel switch turn ON (CANCEL)?
YES - Turn off trunk lid opener cancel switch.
NO - GO TO 2.
2.CHECK FUNCTION
Check ("REQSW-BD/TR") in BCM "Data Monitor" mode using CONSULT-III.

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

Diagnosis Procedure
1.CHECK TRUNK LID OPENER REQUEST SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect rear combination lamp LH connector.
3. Check signal between rear combination lamp LH harness connector and ground using oscilloscope.

Is the inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK TRUNK LID OPENER REQUEST SWITCH CIRCUIT
1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and rear combination lamp LH harness connector.

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?
YES - Replace BCM. Removal And Installation.
NO - Repair harness or connector.
3.CHECK TRUNK LID OPENER REQUEST SWITCH GROUND CIRCUIT
Check continuity between rear combination lamp LH harness connector and ground.

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

Component Inspection
1.CHECK TRUNK LID OPENER REQUEST SWITCH
1. Turn ignition switch OFF.
2. Disconnect rear combination lamp LH connector.
3. Check continuity between rear combination lamp LH terminals.

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