Suspension Control System: Precaution

JACK OR LIFT UP AND DOWN
1. When jacking up or lifting up, stop operating the air suspension control system by pressing the height control OFF switch.
  
  Fig 1: Jacking Or Lifting Up & Down
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
DISCONNECT AND CONNECT HEIGHT CONTROL TUBE
NOTE:
- Disconnecting and connecting the height control tube should be performed by hand to prevent foreign objects from entering.
- Never damage the height control tube. Disconnect the height control tube.
1. Disconnect the height control tube.
  1. Pinch "A" of the connector No. 1 and pull it out from the housing.
    
    Fig 2: Removing "A" Of Connector No. 1
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  2. Set SST to the tube.
    SST 09730-00010
    
    Fig 3: Setting SST To Tube
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. Insert SST into the housing to expand the claw of plug or tube connector in the housing.
    
    Fig 4: Inserting SST Into Housing
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  4. Pull out the tube with SST inserted.
    NOTE: Never pull the tube forcibly.
  5. Insert a flat-head thin-bladed screwdriver into the circular hole on the housing, and remove connector No. 2, the 2 O-rings and the plate from the housing.
    HINT:
    
    O-ring, plate and connector No. 2 are non-reusable parts.
2. Installs 2 O-rings and the plate.
  
  Fig 5: Installing O-Rings & Plate
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  
  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 equivalent.
    NOTE: Install the plate between the O-rings. Never adhere foreign object to the O-rings and the height control tube to prevent air leaks.
  2. Insert the tube on which 2 O-rings and a plate are installed into the housing, and then push it in lightly with rolled up cardboard.
    
    Fig 6: Inserting Tube On Which O-Rings & Plate Are Installed Into Housing
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  3. Push the connector No. 2 into the housing to the position where a clicking sound is heard.
    
    Fig 7: Pushing Connector No. 2 Into Housing
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Install the height control tube.
  1. Push the tube and connector No. 1 into the housing to the position where a clicking sound is heard.
    NOTE:
    Slide the phase of the housing port from that of the connector No. 1 claw 90° to install.
    
    Pull the tube lightly to make sure that it is securely connected.
    Fig 8: Installing Height Control Tube
    Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002