Toyota Tacoma manuals

Toyota Corolla Repair Manual: Onvehicle inspection

1. Inspect brake booster

  1. Airtightness check.
  1.  Start the engine and stop it after 1 or 2 minutes. Depress the brake pedal several times slowly.

    Hint

    : if the pedal goes down farthest at the 1st time, but gradually rises after the 2nd or 3rd time, the booster is airtight.

  2.  Depress the brake pedal while the engine is running, and stop the engine with the pedal depressed.

    Hint

    : if there is no change in the pedal reserve distance after holding the pedal for 30 seconds, the booster is airtight.

  1. Operating check.
  1.  Depress the brake pedal several times with the ignition switch off and check that there is no change in the pedal reserve distance.
  2.  Depress the brake pedal and start the engine.

    Hint

    : if the pedal goes down slightly, operation is normal.

2. Inspect vacuum check valve

  1.  check vacuum check valve.
  1. Slide the clip and disconnect the vacuum hose.
  2. Remove the vacuum check valve.

  1. Check that there is ventilation from the booster to engine, and no ventilation from the engine to the booster.
  2.  If any fault is found, replace the vacuum check valve.
Brake booster assy
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Components
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Other materials:

Parking brake
Operating instructions 1 To set the parking brake, fully pull the parking brake lever while depressing the brake pedal. 2 To release the parking brake, slightly raise the lever and lower it completely while pressing the button. *1: For U.S.A. *2: For Canada ■Parking brake engaged wa ...

Inspection procedure
Hint: read freeze frame data using the hand-held tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the ...

Air conditioning controls
■ Adjusting the temperature setting To adjust the temperature setting, turn clockwise to increase the temperature and turn counterclockwise to decrease the temperature. ■ Fan speed setting Press > on to increase the fan speed. Press < on to decrease the fan spe ...

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