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Inspection [06/2015 - ]: Procedure

  1. INSPECT BRAKE BOOSTER PUMP ASSEMBLY 
    1. GTY559837Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Component without harness connected
      (Brake Booster Pump Assembly)

      Check the resistance.

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

        Standard Resistance

        Tester Connection Condition Specified Condition
        A-1 (BM1) - A-2 (GND1) Always Below 10 Ω
        B-2 (BM2) - B-1 (GND2) Always Below 10 Ω
        A-1 (BM1) - B-2 (BM2) Always Less than 1 Ω
        A-2 (GND1) - B-1 (GND2) Always Less than 1 Ω

        HINT: 

        If the result is not as specified, replace the brake booster pump assembly.