LEMON Manuals: Even more car manuals for everyone
Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis (Single Page) >> Body & Frame >> Door Locks >> NVIS (NISSAN Vehicle Immobilizer System-NATS) >> NVIS (NISSAN Vehicle Immobilizer System - NATS) >> Trouble Diagnoses >> Diagnostic Procedure 6 >> "Security Indicator Lamp Does Not Light Up"

"Security Indicator Lamp Does Not Light Up"

  1. CHECK FUSE 

    Check 10A fuse [No. 12, located in the fuse block (J/B)].

    Is 10A fuse OK?

    Yes : GO TO 2.

    No : Replace fuse.

  2. CHECK SECURITY INDICATOR LAMP 
    1. Install 10A fuse.
    2. Perform initialization with CONSULT-II.

      For initialization, refer to "CONSULT-II OPERATION MANUAL IVIS/NVIS".

    3. Turn ignition switch OFF.
    4. Start engine and turn ignition switch OFF.
    5. Check the security indicator lamp lighting.

    Security indicator lamp should light up. 

    OK or NG

    OK : INSPECTION END

    NG : GO TO 3.

  3. CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT 
    1. Disconnect security indicator lamp connector.
    2. Check voltage between security indicator lamp connector terminal 1 and ground.
      Fig 1: Checking Security Indicator Lamp Power Supply Circuit
      G01333088Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    OK : GO TO 4.

    NG : Check harness for open or short between fuse and security indicator lamp.

  4. CHECK SECURITY INDICATOR LAMP 

    Check security indicator lamp.

    Is security indicator lamp OK?

    Yes : GO TO 5.

    No : Replace security indicator lamp.

  5. CHECK NVIS (NATS) IMMU FUNCTION 
    1. Connect NVIS (NATS) IMMU connector.
    2. Disconnect security indicator lamp connector.
    3. Check continuity between NVIS (NATS) IMMU terminal 5 and ground.
      Fig 2: Checking NVIS (NATS) IMMU Function
      G01333089Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    OK : Check harness for open or short between security indicator lamp and NVIS (NATS) IMMU.

    NG :

    • NVIS (NATS) IMMU is malfunctioning.
    • Replace NVIS (NATS) IMMU.
    • Perform initialization with CONSULT-II.
    • For initialization, refer to "CONSULT-II OPERATION MANUAL IVIS/NVIS".