Clutch Pedal On-Vehicle Inspection

Transmission. Lexus Is250, Is220D. Gse20 Ale20
Clutch. Lexus Is250, Is220D. Gse20 Ale20

  1. INSPECT AND ADJUST CLUTCH PEDAL HEIGHT

  2. INSPECT CLUTCH PEDAL FREE PLAY AND PUSH ROD PLAY

  3. INSPECT CLUTCH RELEASE POINT

Clutch Pedal -- On-Vehicle Inspection



1. INSPECT AND ADJUST CLUTCH PEDAL HEIGHT
  1. Turn back the floor carpet.



    Lexus Is250, Is220D. Gse20 Ale20.Clutch.Clutch System.Clutch Pedal  On-Vehicle Inspection
  1. Check that the pedal height is correct.

    Pedal height from asphalt sheet:
    LHD:
    RHD:
    173.1 to 183.1 mm (6.8149 to 7.2086 in.)
    164.2 to 174.2 mm (6.4646 to 6.8583 in.)
  1. Adjust pedal height.

    1. Loosen the lock nut and turn the stopper bolt until the height is correct. Tighten the lock nut.

      Torque:
      16 N*m{160 kgf*cm, 12 ft.*lbf}


2. INSPECT CLUTCH PEDAL FREE PLAY AND PUSH ROD PLAY


    Lexus Is250, Is220D. Gse20 Ale20.Clutch.Clutch System.Clutch Pedal  On-Vehicle Inspection
  1. Check that the pedal free play and push rod play are correct.

    1. Depress the pedal until clutch resistance is felt.

      Pedal free play:
      5.0 to 15.0 mm (0.197 to 0.591 in.)
    2. Gently depress the pedal until the resistance begins to increase a little.

      Push rod play at pedal top:
      1.0 to 5.0 mm (0.039 to 0.197 in.)
  1. Adjust the pedal free play and push rod play.

    1. Loosen the lock nut and turn the push rod until the free play and push rod play are correct.

    2. Tighten the lock nut.

    3. After adjusting the pedal free play, check the pedal height.

    4. Connect the air duct and install the lower finish panel.



3. INSPECT CLUTCH RELEASE POINT


    Lexus Is250, Is220D. Gse20 Ale20.Clutch.Clutch System.Clutch Pedal  On-Vehicle Inspection
  1. Check the clutch release point.

    1. Pull the parking brake lever and install the wheel stopper.

    2. Start and idle the engine.

    3. Without depressing the clutch pedal, slowly move the shift lever to the reverse position until the gears are engaged.

    4. Gradually depress the clutch pedal and measure the stroke distance from the point that the gear noise stops (release point) to the full stroke end position.

      Standard distance:
      25 mm (0.98 in.) or more (From pedal stroke end position to release point)
      If the distance is not as specified, perform the following operations:
      1. Check pedal height.
      2. Check push rod play and pedal free play.
      3. Bleed the clutch line.
      4. Check the clutch cover assembly and disc assembly.