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Unit Inspection

WARNING: This page is about a different car, the 2018 Subaru BRZ. However, it is still accessible from the selected car via links, so may be relevant.
  1. Inspection of steering pad switch ASSY
    1. Measurement of the resistance of the steering pad switch ASSY
      1. Measure the resistance between connector terminals when the steering pad switch ASSY is operated.
        G12591323Courtesy of SUBARU OF AMERICA, INC.
        STANDARD VALUE RESISTANCE SPECIFICATION

        Inspection terminals (Terminal symbol) Inspection conditions Standard value
        6 (AU1) - 5 (AU GND)(1) Do not press the switch. Press the VOL+ switch. Press the VOL- switch. Press the SEEK+ switch. Press the SEEK- switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 50 ΩApprox. 120 ΩApprox. 230 Ω
        1 (AU2) - 5 (AU GND)(1) Do not press the switch. Press the MUTE/ENTER switch. Press the TALK switch. Press the SOURCE switch. Press the ON HOOK switch. Press the OFF HOOK switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 50 ΩApprox. 120 ΩApprox. 230 ΩApprox. 430 Q
        6 (AU1) - 5 (AU GND)(2) Do not press the switch. Press the SEEK+ switch. Press the SEEK- switch. Press the VOL+ switch. Press the VOL-switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 330 ΩApprox. 1000 ΩApprox. 3200 Ω
        1 (AU2) - 5 (AU GND)(2) Do not press the switch. Press the SOURCE switch. Press the OFF HOOK switch. Press the ON HOOK switch. Press the TALK switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 330 ΩApprox. 1000 ΩApprox. 3200 Ω
        3 (DP2) - 4 (EAU) Do not press the switch. Press the ENTER switch. Press the BACK switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 1000 Ω
        2 (DP) - 4 (EAU) Do not press the switch. Press the LEFT switch. Press the UP switch. Press the DOWN switch. Press the RIGHT switch. Approx. 100 kΩ Less than 2.5 ΩApprox. 330 ΩApprox. 1000 ΩApprox. 3200 Ω
        NOTE:
        (1) With a radio & display receiver

        (2) With a navigation receiver
  2. Inspection of LED light (night-time illumination)
    1. Inspect if the LED light turns on when battery voltage is applied to each connector terminal.
      INSPECTION TERMINALS - CRITERIA

      Inspection terminals Criteria
      Battery positive →8 Battery ground →9 Illuminates
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