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Home >> Nissan-Datsun >> 2017 >> Sentra Nismo, Automatic CVT Trans >> Repair and Diagnosis >> External Pages >> Different car >> Section 101 (Security Control System (Without Intelligent Key System) (DTC/Circuit Diagnosis)) >> DTC/Circuit Diagnosis >> Vehicle Security Indicator >> Diagnosis Procedure
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Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to WIRING DIAGRAM .

  1. CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect combination meter connector.
    3. Check voltage between combination meter harness connector and ground.
      (+) (+)-) Voltage (V)
      Combination meter
      Connector Terminal
      M24 27 Ground Battery voltage

    Is the inspection result normal?

    YES 

    GO TO STEP 2  .

    NO-1 

    Check 10 A fuse [No. 8, located in the fuse block (J/B)].

    NO-2 

    Check harness for open or short between combination meter and fuse.

  2. CHECK SECURITY INDICATOR LAMP SIGNAL

    1. Connect combination meter connector.
    2. Disconnect BCM connector.
    3. Check voltage between BCM harness connector and ground.
      (+) (+)-) Voltage (V)
      BCM
      Connector Terminal
      M21 23 Ground Battery voltage

    Is the inspection result normal?

    YES 

    Replace BCM. Refer to REMOVAL AND INSTALLATION .

    NO 

    GO TO STEP 3  .

  3. CHECK SECURITY INDICATOR LAMP CIRCUIT

    1. Disconnect combination meter connector.
    2. Check continuity between combination meter harness connector and BCM harness connector.
      Combination meter BCM Continuity
      Connector Terminal Connector Terminal
      M24 18 M21 23 Yes
    3. Check continuity between combination meter harness connector and ground.
      Combination meter Ground Continuity
      Connector Terminal
      M24 18 No

    Is the inspection result normal?

    YES 

    Replace combination meter. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness.