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Inspection [06/2017 - ]: Procedure

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  1. INSPECT COMBINATION SWITCH (ELECTRIC PARKING BRAKE SWITCH ASSEMBLY) 
    1. Inspect the NORMAL mode switch:
      1. Measure the resistance according to the value(s) in the table below.
        GTY750075Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Component without harness connected
        (Combination Switch (Electric Parking Brake Switch Assembly))

        Standard Resistance

        Tester Connection Condition Specified Condition
        13 (B) - 16 (GND1) NORMAL mode switch being pushed and held Below 1 Ω
        NORMAL mode switch not pushed 10 kΩ or higher

        If the result is not as specified, replace the combination switch (electric parking brake switch assembly).

    2. Inspect the SPORT mode switch:
      1. Measure the resistance according to the value(s) in the table below.
        GTY750071Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Component without harness connected
        (Combination Switch (Electric Parking Brake Switch Assembly))

        Standard Resistance

        Tester Connection Condition Specified Condition
        12 (P) - 16 (GND1) SPORT mode switch being pushed and held Below 1 Ω
        SPORT mode switch not pushed 10 kΩ or higher

        If the result is not as specified, replace the combination switch (electric parking brake switch assembly).

    3. Inspect the illumination:
      1. Apply battery voltage to the combination switch (electric parking brake switch assembly) and check that the switch illuminates.

        OK

        Condition Specified Condition
        Battery positive (+) → Terminal 3 (ILL+)
        Battery negative (-) → Terminal 7 (ILL-)
        Illuminates
        GTY770617Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        *a Component without harness connected
        (Combination Switch (Electric Parking Brake Switch Assembly))

        If the result is not as specified, replace the combination switch (electric parking brake switch assembly).