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Home >> Nissan-Datsun >> 2002 >> Sentra SE-R, Automatic >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> 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?

    1. Yes: GO TO 2.
    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

    1. OK: INSPECTION END
    2. 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 Voltage To Security Indicator Lamp
      G02053932Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: GO TO 4.
    2. 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?

    1. Yes: GO TO 5.
    2. 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 Continuity NVIS (NATS) IMMU To Ground
      G02053933Courtesy of NISSAN MOTOR CO., U.S.A.

    OK or NG

    1. OK: Check harness for open or short between security indicator lamp and NVIS (NATS) IMMU.
    2. 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.