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Light Control Sensor: Inspection

  1. Connect the connector.
  2. Turn the ignition switch to ON, and set the lighting switch to the AUTO position.
  3. Measure the voltage between connector terminals.

    Preparation tool: 

    Circuit tester

    G10270682Courtesy of SUBARU OF AMERICA, INC.
    Terminal No. Inspection conditions Standard
    2 (+) - 1 (-) Measure the voltage when the area around the auto light sensor, which was dark, becomes bright. Dark condition: Approx. 0.6 V or less
    Bright condition: Approx. 3 V or more
  4. Replace the auto light sensor if the inspection result is not within the standard value.