Damping Force Control Actuator: Replacement

WARNING: This page is about a different car, the 2003 Lexus LX 470. However, it is still accessible from the selected car via links, so may be relevant.

REMOVE GAS CHAMBER
1. Place damping force control actuator in a vise.
2. Using SST, remove the gas camber. SST 09922-10010
3. Remove the O-ring and back up ring from the gas chamber.
INSTALL GAS CHAMBER
1. Install a new back up ring and O-ring to the gas chamber.
  NOTE: Be careful not to damage the O-ring.
2. Coat the O-ring with suspension fluid AHC.
  
  Fig 1: Removing Gas Chamber
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Using SST, install the gas chamber.
  SST 09922-10010
  
  Torque: 25 N.m (250 kgf.cm, 18 ft.lbf)
  
  HINT:
  
  Use a torque wrench with a fulcrum length of 345 mm (13.58 in.).
  
  NOTE: Use SST (09922-10010) in direction shown in the illustration.
  
  Fig 2: Installing Gas Chamber
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002