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Suspension Control System: Precaution

  1. WHEN LIFTING UP VEHICLE 
      Fig 1: Locating Height Control OFF Switch
      G05262122Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. When jacking up or lifting up, stop operation of the air suspension control system by pressing the height control OFF switch.
  2. DISCONNECTION AND CONNECTION OF HEIGHT CONTROL TUBE 
    NOTE:
    • Disconnection and connection of the height control tube should be performed by hand to prevent foreign objects from entering.
    • Never damage the height control tube.
      Fig 2: Disconnecting Height Control Tube
      G04964452Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    1. Disconnect the height control tube.
      1. Pinch "A" of the connector No. 1 and pull out from the housing.
        2. Fig 3: Identifying SST & Air Tube
        G04964453Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Set the SST to the tube.

        SST 09730-00010 

      3. Insert SST into the housing to expand the claw of the connector No. 2 in the housing.
      4. Pull out the tube with SST inserted.
        NOTE: Do not pull on the tube with excessive force.
        5. Fig 4: Identifying SST, Plate, O-Ring & Air Tube
        G04964454Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      5. Insert a screwdriver into the circular hole on the housing, and remove the connector No. 2, the 2 O-rings and the plate from the housing.

        HINT:

        The O-rings, plate and connector No. 2 are non-reusable parts.

      2. Fig 5: Identifying Height Control Tube O-Ring & Plate
      G04964455Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Install height control tube O-ring and the plate.
      NOTE: When replacing the parts on which the tube to be installed with a new one, it is not necessary to perform the procedure for installation.
      1. Apply MP grease to 2 new O-rings and plate and install them to the straight tube or an equivalent.
        NOTE: Install the plate between the O-rings.
        Keep foreign matter from adhering to the O-rings and the height control tube in order to prevent air leaks.
        2. Fig 6: Identifying Height Control Tube O-Ring, Cardboard & Plate
        G04964456Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      2. Insert the tube on which the 2 O-rings and plate are installed into the housing, and then push it in lightly with a piece of rolled up cardboard.
        3. Fig 7: Locating Connector No. 2
        G04964457Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
      3. Push the connector No. 2 into the housing to where a clicking sound is heard.
    3. Install the height control tube.
      1. Push the tube and connector No. 1 into the housing to where a clicking sound is heard.
        Fig 8: Identifying Housing, Connector, Claw & Air Tube
        G04964458Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
        NOTE:
        • The port (hole) of the housing should be set in the position 90° from the claws of connector No. 1.
        • Pull the tube lightly to make sure that it is securely connected.
        • Prevent foreign matter from being attached to the O-rings and height control tube. Failure to do so may cause air leakage.
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