FixVault

Diagnosis Procedure

  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) (Approx.)
      Combination meter
      Connector Terminal
      M53 1 Ground Battery voltage

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: Check the following:

      • 10A fuse [No. 11, located in the fuse block (J/B)]
      • Harness for open or short between combination meter and fuse.
      • If NG, repair or replace fuse or harness.
  2. CHECK COMBINATION METER CIRCUIT
    1. Disconnect BCM connector.
    2. Check continuity between combination meter harness connector and BCM harness connector.
      Combination meter BCM Continuity
      Connector Terminal Connector Terminal
      M53 10 M123 141 Existed
    3. Check continuity between combination meter harness connector and ground.
      Combination meter Ground Continuity
      Connector Terminal
      M53 10 Not existed

      Is the inspection result normal? 

      YES: GO TO 3.

      NO: Repair or replace harness.

  3. CHECK SECURITY INDICATOR LAMP

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

    NO: Replace combination meter. Refer to "REMOVAL AND INSTALLATION ".