1.CHECK BCM OUTPUT SIGNAL

1. Turn ignition switch OFF.
2. Disconnect malfunctioning outside handle (request switch) connector.
3. Check signal between malfunctioning outside handle (request switch) harness connector and ground using oscilloscope.

   (+) | (–) | Signal (Reference value)
   Outside handle (request switch)
   Connector | Terminal
   LH | D13 | 1 | Ground |
   RH | D43

Is the inspection result normal?
YES>>GO TO 3.
NO>>GO TO 2.
2.CHECK DOOR REQUEST SWITCH CIRCUIT

1. Disconnect BCM connector.
2. Check continuity between BCM harness connector and malfunctioning outside handle (request switch) harness connector.

   Outside handle (request switch) | BCM | Continuity
   Connector | Terminal | Connector | Terminal
   LH | D13 | 1 | M122 | 101 | Existed
   RH | D43 | 100

3. Check continuity between BCM harness connector and ground.

   BCM | Ground | Continuity
   Connector | Terminal
   LH | D13 | 1 | Not existed
   RH | D43

Is the inspection result normal?
YES>>Replace BCM. Refer to Removal and Installation.
NO>>Repair or replace harness.
3.CHECK DOOR REQUEST SWITCH GROUND CIRCUIT
Check continuity between malfunctioning outside handle (request switch) harness connector and ground.

Outside handle (request switch) | Ground | Continuity
Connector | Terminal
LH | D13 | 2 | Existed
RH | D43

Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace harness.
4.CHECK DOOR REQUEST SWITCH
Refer to Component Inspection.
Is the inspection result normal?
YES>>GO TO 5.
NO>>Replace malfunctioning outside handle. Refer to Removal and Installation (GT-R certified NISSAN dealer).
5.CHECK INTERMITTENT INCIDENT
Refer to Intermittent Incident.
>>INSPECTION END