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permitted unless authorised by AUDI AG. AUDI AG does not guarantee or accept any liability
with respect to the correctness of information in this document. Copyright by AUDI AG.
♦ Torque Wrench 1331 5-50Nm - VAG1331-
♦ Torque Wrench 1783 - 2-10Nm - VAG1783-
♦ Standard socket open end 12 mm
Remove front pressure reservoir at underbody
– Place vehicle on hoist, refer to
⇒ “4 Positioning Vehicle on Hoist and Wheels”, page 10 .
– Perform pressure reservoir system vent using -Vehicle Diag‐
nostic Tester- , refer to
⇒ “3.9 System, Venting or Filling”, page 221 .
– Remove left underbody trim, refer to ⇒ Rep. Gr. 50 .
– Slowly loosen air line -1- on pressure reservoir -2- and allow
air pressure to escape. When air pressure has escaped, re‐
move air line -1-.
– Remove screw -3- and guide out pressure reservoir -2- and
remove,
Pressure Reservoir in Luggage Compartment, Removing
– Place vehicle on hoist, refer to
⇒ “4 Positioning Vehicle on Hoist and Wheels”, page 10 .
– Perform pressure reservoir system vent using -Vehicle Diag‐
nostic Tester- , refer to
⇒ “3.9 System, Venting or Filling”, page 221 .
– Remove the luggage compartment floor covering and the
compressor on the left side.
– Slowly loosen air line -1- on pressure reservoir -2- and allow
air pressure to escape. When air pressure has escaped, re‐
move air line -1-.
– Remove screws -3- and pressure reservoir -2-.
Front pressure reservoir, installing on underbody
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
– Place vehicle on wheels, refer to
⇒ “4 Positioning Vehicle on Hoist and Wheels”, page 10 .
Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
4. Pneumatic Level Control System 233
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