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: Identifying "KEY ON SW" In Data Monitor Mode
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 Voltage Between Smart Entrance Control Unit Terminal 32 And Ground
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. OK : Key switch is OK.
2. NG : GO TO 2.
CHECK KEY SWITCH
Check continuity between terminals 1 and 2.

Fig 3: Checking Continuity Between Terminals 1 And 2
Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG
1. 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
2. NG : Replace key switch.