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: Checking Seat Belt Buckle Switch LH Input Signal - With CONSULT-II

  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 Seat Belt Buckle Switch LH Input Signal - Without CONSULT-II

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

OK or NG

OK : Seat belt buckle switch LH is OK.

NG : GO TO 2.

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

Fig 3: Checking Seat Belt Buckle Switch LH

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

OK or NG

OK : Check the following.

• Seat belt buckle switch LH ground circuit
• Harness for open or short between smart entrance control unit and seat belt buckle switch LH.

NG : Replace seat belt buckle switch LH.