Diagnosis Procedure

Performs trunk lid open request when it is pressed.

1. CHECK TRUNK OPENER REQUEST SWITCH OUTPUT SIGNAL 
   1. Turn ignition switch OFF.
   2. Check voltage between BCM connector and ground.

      Terminal			Trunk lid opener request switch condition	Voltage (V) (Approx.)
      (+)		(-)
      BCM	Terminal
      M19	83	Ground	Pressed	0
      			Released	Battery voltage

   Is the inspection result normal?

   YES

   GO TO 6 .

   NO

   GO TO 2 .

2. CHECK TRUNK OPENER REQUEST SWITCH CIRCUIT 
   1. Disconnect BCM and trunk opener request switch connector.
   2. Check continuity between BCM connector and trunk opener request switch connector.

      BCM	Terminal	Trunk opener request switch	Terminal	Continuity
      M19	83	B25	1	Yes

   3. Check continuity between BCM connector and ground.

      BCM	Terminal	Ground	Continuity
      M19	83		No

   Is the inspection result normal?

   YES

   GO TO 3 .

   NO

   Repair or replace harness between BCM and trunk opener request switch.

3. CHECK TRUNK OPENER REQUEST SWITCH GROUND CIRCUIT 

   Check continuity between trunk opener request switch connector and ground.

   Trunk opener request switch	Terminal	Ground	Continuity
   B25	2		Yes

   Is the inspection result normal?

   YES

   GO TO 4 .

   NO

   Repair or replace trunk opener request switch ground circuit.

4. CHECK BCM OUTPUT SIGNAL 
   1. Connect BCM connector.
   2. Check voltage between BCM connector and ground.

      Terminal			Voltage (V) (Approx.)
      (+)		(-)
      BCM	Terminal
      M19	83	Ground	Battery voltage

   Is the inspection result normal?

   YES

   GO TO 5 .

   NO

   Replace BCM. Refer to Removal and Installation .

5. CHECK TRUNK OPENER REQUEST SWITCH 

   Refer to Component Inspection .

   Is the inspection result normal?

   YES

   GO TO 6 .

   NO

   Replace trunk opener request switch.

6. CHECK INTERMITTENT INCIDENT 

   Refer to Intermittent Incident .

   Inspection End.