Diagnosis Procedure

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM " or "WIRING DIAGRAM ".

1. CHECK KEY SLOT POWER SUPPLY CIRCUIT
   1. Turn ignition switch OFF.
   2. Disconnect key slot connector.
   3. Check voltage between slot harness connector M40 terminal 1, 5 and ground.
      CONNECTOR TERMINAL REFERENCE CHART
      
      

      Key slot		Ground	Voltage (V) (Approx.)
      Connector	Terminal
      M40	1	Ground	Battery voltage
      	5

      Fig 1: Checking Voltage Between Slot Harness Connector M40 Terminal 1, 5 And Ground

      Courtesy of NISSAN MOTOR CO., U.S.A.

      Is the inspection result normal? 

      YES >> GO TO 2

      NO >> Repair or replace key slot power supply circuit.

2. CHECK KEY SLOT GROUND CIRCUIT

   Check continuity between key slot harness connector M40 terminal 7 and ground.

   CONNECTOR TERMINAL REFERENCE CHART
   
   

   Key slot		Ground	Continuity
   Connector	Terminal
   M40	7	Ground	Yes

   Fig 2: Checking Continuity Between Key Slot Harness Connector M40 Terminal 7 And Ground

   Courtesy of NISSAN MOTOR CO., U.S.A.

   Is the inspection result normal? 

   YES >> GO TO 3

   NO >> Repair or replace key slot ground circuit.

3. CHECK INTERMITTENT INCIDENT

   Refer to "INTERMITTENT INCIDENT ".

   Inspection End.