VACUUM PUMP ON-VEHICLE INSPECTION

PROCEDURE


  1. INSPECT VACUUM PUMP ASSEMBLY OPERATION


    1. A004I7J

      Move the clamp and disconnect the vacuum tube connector hose from the vacuum pump assembly.

    2. A004KZ1E02
      Text in Illustration
      *1 Vacuum Gauge

      Connect the hose of a vacuum gauge to the vacuum pump assembly.

    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 93 kPa (698 mmHg, 27 in.Hg) of vacuum

      If the is not as specified, disassemble the vacuum pump assembly and inspect or replace it Click here.

      Tech Tips

      After disassembling and checking the vacuum pump assembly, check the vacuum pump assembly function.

    5. Remove the vacuum gauge from the vacuum pump assembly.

    6. Connect the vacuum tube connector hose to the vacuum pump and move the clamp back into position.