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– Disconnect the connector -1- from the Level Control System
Solenoid - N111- and free up the wire.
– Loosen the bolt -1- and remove the Level Control Pump Tem‐
perature Sensor - G290- -2-.
– Remove the screws -arrows-.
– Carefully remove the air supply unit upper section -1- from the
air supply unit lower section -2-.
– Remove the o-ring -3- and clean the contact surface.
Note
Be careful not to get any dirt in the compression chamber while
cleaning the contact surface.
Assembling
Install in reverse order of removal. Note the following:
Tightening specifications, refer to
⇒ “4.4 Air Supply Unit and Solenoid Valve Block Overview”, page
225 .
4.8 Pressure Reservoir, Removing and In‐
stalling
Special tools and workshop equipment required
Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
232 Rep. Gr.43 - Self-Leveling Suspension