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Home >> Toyota >> 2021 >> Camry LE, FWD >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brake System (Hydraulic) - Service Information (Except Hybrid) >> VACUUM PUMP (for A25A-FKS) >> On-Vehicle Inspection [03/2017 - ] >> Procedure

On-Vehicle Inspection [03/2017 - ]: Procedure

  1. OPERATION CHECK 
    1. Slide the clip and disconnect the union to check valve hose from the vacuum pump assembly.
    2. Connect the hose of the vacuum gauge to the vacuum pump assembly.
      GTY763948Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      *a Vacuum Gauge
      *b Plug
    3. Start the engine and warm it up for more than 2 minutes.
    4. With the engine idling, check the vacuum of the vacuum pump assembly.

      Standard Pressure

      More than 86.7 kPa (650 mmHg, 25.6 in.Hg)

      If the pressure is less than the standard, disassemble and inspect the vacuum pump. If necessary, replace the vacuum pump assembly.

      Refer to DISASSEMBLY [03/2017 - ] 

      HINT: 

      Always perform this operation check procedure after replacing or servicing the vacuum pump assembly.

    5. Remove the vacuum gauge from the vacuum pump assembly.
    6. Connect the union to check valve hose to the vacuum pump assembly, and slide the clip to secure it.
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