TRUNK LID OPENER REQUEST SWITCH

Check trunk lid opener request switch (“REQ SW -BD/TR ”) in Data Monitor mode.

Monitor item	Condition
REQ SW -BD/TR	Trunk lid opener request switch is pressed: ON
	Trunk lid opener request switch is released: OFF

YES>>Trunk lid opener request switch is OK.

NO>>Refer to Diagnosis Procedure.

1. Turn ignition switch OFF.
2. Disconnect trunk lid opener request switch connector.
3. Check signal between trunk lid opener request switch harness connector and ground with oscilloscope.
   

   (+)		(–)	Signal (Reference value)
   Trunk lid opener request switch
   Connector	Terminal
   B153	1	Ground

   
   

YES>>GO TO 3.

NO>>GO TO 2.

1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and trunk lid opener request switch harness connector.
   

   BCM		Trunk lid opener request switch		Continuity
   Connector	Terminal	Connector	Terminal
   M121	61	B153	1	Existed

   
   
3. Check continuity between BCM harness connector and ground.
   

   BCM		Ground	Continuity
   Connector	Terminal
   M121	61		Not existed

   
   

YES>>Replace BCM. Refer to Removal and Installation.

NO>>Repair or replace harness.

Check continuity between trunk lid opener request switch harness connector and ground.

Trunk lid opener request switch		Ground	Continuity
Connector	Terminal
B153	2		Existed

YES>>GO TO 4.

NO>>Repair or replace harness.

Refer to Component Inspection.

YES>>GO TO 5.

NO>>Replace trunk lid opener request switch. Refer to Removal and Installation.

Refer to Intermittent Incident.

>>INSPECTION END

1. Turn ignition switch OFF.
2. Disconnect trunk lid opener request switch connector.
3. Check trunk lid opener request switch.

Trunk lid opener request switch		Condition		Continuity
Terminal
1	2	Trunk lid opener request switch	Pressed	Existed
			Released	Not existed

YES>>INSPECTION END

NO>>Replace trunk lid opener request switch. Refer to Removal and Installation.