Diagnostic Procedure 3 (Seat Belt Buckle Switch LH Check)

With CONSULT-II 

Check seat belt buckle switch LH ("SEAT BELT SW") in "DATA MONITOR" mode with CONSULT-II.

Fig 1: Identifying "SEAT BELT SW" In Data Monitor Mode

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

Without CONSULT-II 

1. Turn ignition switch ON.
2. Check voltage between smart entrance control unit terminal 22 and ground.
   Fig 2: Checking Voltage Between Smart Entrance Control Unit Terminal 22 And Ground

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

OK or NG 

1. OK : Seat belt buckle switch LH is OK.
2. NG : GO TO 2.

Check continuity between terminals 1 and 2 when seat belt is fastened and unfastened.

Fig 3: Checking Continuity Between Terminals 1 And 2 When Seat Belt Is Fastened And Unfastened

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

OK or NG 

1. OK : Check the following.
   • Seat belt buckle switch LH ground circuit
   • Harness for open between smart entrance control unit and seat belt buckle switch LH
2. NG : Replace seat belt buckle switch LH.