SATELLITE SWITCH INSPECTION


  1. INSPECT SATELLITE SWITCH SET

    A0042VWE01

    1. Measure the resistance according to the value(s) in the table below.

      Standard Resistance
      Tester Connection Condition Specified Condition
      1 (ECU) - 12 (E) Charge timer switch not pressed Below 1 Ω
      Charge timer switch pressed 10 kΩ or higher
      2 (CH) - 12 (E) HUD main switch pressed Below 1 Ω
      HUD main switch not pressed 10 kΩ or higher
      7 (NVM) - 12 (E) HUD navi switch pressed 1.782 to 1.818 kΩ
      HUD navi switch not pressed 10 kΩ or higher
      7 (NVM) - 12 (E) HUD rheostat up switch pressed 811.2 to 828.2 Ω
      HUD rheostat up switch not pressed 10 kΩ or higher
      7 (NVM) - 12 (E) HUD rheostat down switch pressed 326.7 to 333.3 Ω
      HUD rheostat down switch not pressed 10 kΩ or higher
      9 (HOUR) - 12 (E) Hour adjust switch pressed Below 1 Ω
      Hour adjust switch not pressed 10 kΩ or higher
      10 (MIN) - 12 (E) Minute adjust switch pressed Below 1 Ω
      Minute adjust switch not pressed 10 kΩ or higher
      11 (RST) - 12 (E) Set switch pressed Below 1 Ω
      Set switch not pressed 10 kΩ or higher
      14 (HDD) - 12 (E) HUD tilt down switch pressed Below 1 Ω
      HUD tilt down switch not pressed 10 kΩ or higher
      15 (HDU) - 12 (E) HUD tilt up switch pressed Below 1 Ω
      HUD tilt up switch not pressed 10 kΩ or higher

    2. Apply auxiliary battery voltage from the wire harness back side between the terminals of the switch, and check the lighting condition of the satellite switch set.

      OK
      Measurement Condition Condition Specified Condition

      Auxiliary battery positive (+) → 6 (NVI)

      Auxiliary battery negative (-) → 12 (E)

      		 Always HUD navi switch indicator light comes on

      Auxiliary battery positive (+) → 3 (TAIL)

      Auxiliary battery negative (-) → 12 (E)

      		 Always HUD main switch indicator light comes on

      Auxiliary battery positive (+) → 5 (ILL+)

      Auxiliary battery negative (-) → 4 (ILL-)

      		 Always Satellite switch set illumination comes on
      Text in Illustration
      *A for LHD *B for RHD
      *a

      Component without harness connected

      (Satellite Switch Set)

      		 - -

      If the result is not as specified, replace the satellite switch set.