Diagnostic Procedure 2 (Key Switch Insert Signal Check)

CHECK KEY SWITCH INPUT SIGNAL
- With CONSULT-II
  Check key switch ("KEY ON SW") in "DATA MONITOR" mode with CONSULT-II.
  
  Fig 1: Checking Key Switch Input Signal - With CONSULT-II
  Courtesy of NISSAN MOTOR CO., U.S.A.
- Without CONSULT-II
  Check voltage between smart entrance control unit terminal 32 and ground.
  
  Fig 2: Checking Key Switch Input Signal - Without CONSULT-II
  Courtesy of NISSAN MOTOR CO., U.S.A.
OK or NG

OK : Key switch is OK.

NG : GO TO 2.
CHECK KEY SWITCH
Check continuity between terminals 1 and 2.

Fig 3: Checking Key Switch
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG

OK : Check the following.
- 10A fuse [No. 12, located in fuse block (J/B))
- Harness for open or short between key switch and fuse
- Harness for open or short between smart entrance control unit and key switch.
NG : Replace key switch.