Damping Control Actuator: Service and Repair

DAMPING FORCE CONTROL ACTUATOR







REMOVAL





1. DRAIN SUSPENSION FLUID AHC
a. Connect the hose to the bleeder plug for damping force control actuator and loosen the bleeder plug.

CAUTION: While the fluid is being discharged, vehicle height is lowered suddenly.

b. After the fluid pressure has dropped and oil has drained out, tighten the bleeder plug and remove the hose.
Torque: 8.3 Nm (84 kgf-cm, 73 inch lbs.)
2. REMOVE COVER
Remove the 2 bolts and cover.
Torque: 28 Nm (290 kgf-cm, 21 ft. lbs.)
3. DISCONNECT CONNECTOR
4. REMOVE DAMPING FORCE CONTROL ACTUATOR
a. Disconnect the 2 fluid lines from the damping force control actuator.
Torque:
Inlet: 15 Nm (155 kgf-cm, 11 ft. lbs.)
Outlet: 44 Nm (450 kgf-cm, 33 ft. lbs.)
b. Remove the nut, 2 bolts and damping force control actuator.
Torque: 29 Nm (300 kgf-cm, 22 ft. lbs.)

DISPOSAL
DISPOSAL GAS CAMBER





Place the gas camber in a vise and saw a hole in the hatched area shown in the illustration using a saw to discharge the gas inside.

CAUTION:
^ The gas discharging is colorless, odorless and harmless.
^ Saw a hole while covering the saw with a shop rug because chips may fly up.

REPLACEMENT
1. REMOVE GAS CHAMBER
a. Place damping force control actuator in a vise.





b. Using SST, remove the gas camber.
SST 09922-10010
c. Remove the O-ring and back up ring from the gas chamber.
2. INSTALL GAS CHAMBER
a. Install a new back up ring and O-ring to the gas chamber.

NOTICE: Be careful not to damage the O-ring.

b. Coat the O-ring with suspension fluid AHC.





c. Using SST, install the gas chamber.
SST 09922-10010
Torque: 25 Nm (250 kgf-cm, 18 ft. lbs.)

HINT: Use a torque wrench with a fulcrum length of 345 mm (13.58 inch).

NOTICE: Use SST (09922-10010) in direction shown in the illustration.

INSTALLATION
Installation is in the reverse order of removal.
AFTER INSTALLATION, FILL AHC PUMP MOTOR RESERVOIR WITH SUSPENSION FLUID AHC, BLEED AHC SYSTEM AND CHECK FOR LEAKS