Air Pressure Limiter Valve: Service and Repair

Pressure Control Valve

Removal

CAUTION: Dynamic Response system components are manufactured to very precise tolerances. It is therefore essential that absolute cleanliness is observed when working with these components. Always install blanking plugs to any open orifices or lines. Failure to follow this instruction may result in foreign matter ingress to the dynamic response system.

NOTE:
This procedure does not require the Dynamic Response system to be bled.
1
WARNING: Do not work on or under a vehicle supported only by a jack. Always support the vehicle on safety stands.
Raise and support the vehicle.




2 Release the valve block to rear stabilizer bar actuator pipe assembly mounting.
- Remove the nut.
- Remove the bracket.




3 Remove the solenoid.
- Remove the electrical connector.
- Remove the solenoid nut.
- Remove and discard the O-ring seal.




4
CAUTION: Before disconnecting or removing the components, make sure the area around the joint faces and connections are clean. Plug open connections to prevent contamination.
Remove the PCV valve.
- Clamp the fluid pump supply and return hoses to minimize fluid loss.
- Position container to collect fluid loss.
- Remove the PCV valve.




5
CAUTION: Before disconnecting or removing the components, make sure the area around the joint faces and connections are clean. Plug open connections to prevent contamination.
CAUTION: Make sure the actuator fluid lines are not clamped or kinked. Failure to follow this instruction will result in damage to the vehicle.
Remove and discard the valve block filter.
- Remove the access plug.
- Remove and discard the access plug O-ring seal.
- Using a suitable M6 bolt, release the filter from the valve block.

Installation





1 Install the PCV valve.
- Clean the component mating faces.
- Install the PCV valve.
- Torque: 35 Nm (26 lb.ft).




2 Install the solenoid.
- Install the O-ring seal.
- Tighten to 12 Nm.
- Install the electrical connector.
3 Install the new valve block filter.
- Clean the component mating faces.
- Install a new access plug O-ring seal.
- Tighten the access plug to 62 Nm (46 lb.ft).
- Remove the container.
- Remove the hose clamps.
4 Secure the valve block to rear stabilizer bar actuator pipe assembly mountings.
- Tighten the nut to 9 Nm (7 lb.ft)
5 Check and top-up the dynamic response system fluid reservoir.
6 Start the engine and allow to idle.
7 Check and top-up the dynamic response system fluid reservoir.
- Make sure there is fluid circulation through the reservoir.