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Remote Control Mirror Switch: Inspection

  1. Check the resistance between switch door mirror terminals.

    Preparation tool: 

    Circuit tester

    G12398790Courtesy of SUBARU OF AMERICA, INC.
    • Changeover switch RH
    Terminal No. Inspection conditions Standard
    12 - 1
    12 - 18
    OFF 1 MΩ or more
    12 - 18
    17 - 1
    UP Less than 1 Ω
    12 - 17
    18 - 1
    DOWN Less than 1 Ω
    12 - 16
    18 - 1
    LEFT Less than 1 Ω
    12 - 18
    16 - 1
    RIGHT Less than 1 Ω
    • Changeover switch LH
    Terminal No. Inspection conditions Standard
    12 - 1
    12 - 21
    OFF 1 MΩ or more
    12 - 20
    21 - 1
    DOWN Less than 1 Ω
    12 - 21
    20 - 1
    UP Less than 1 Ω
    12 - 19
    21 - 1
    LEFT Less than 1 Ω
    12 - 21
    19 - 1
    RIGHT Less than 1 Ω
  2. Apply battery voltage between the switch door mirror terminals to check lighting condition of illumination inside the switch.
    CAUTION: When applying battery voltage, make sure that each polarity (positive (+) and negative (-)) is properly connected.
    Incorrect polarity connection may cause LED damage inside the switch.
    Terminal No. Inspection conditions Standard
    24 (+) - 13 (-) Apply battery voltage. Light ON
  3. Replace the switch power window main if it is found defective from the inspection result.