A8 Quattro Sedan V8-4.2L (BGK) (2006)
Accumulator: Service and Repair
Pneumatic Level Control System
Pressure Reservoir
Special tools, testers and auxiliary items required
‹› Torque wrench (5-50 Nm) (VAG 1331)
‹› Torque wrench (5-60 Nm) (VAG 1783)
‹› Open end spanner insert AF 10 (VAG 1783/1)
Removing
‹› The pressure reservoir is installed above the left rear muffler.
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Place the vehicle on a hoist. Refer to => [ Positioning Vehicle on the Hoist and on its Wheels ] See: Service and Repair/Procedures/Positioning
Vehicle on the Hoist and on its Wheels.
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Vent the system. Refer to => [ System Venting or Filling ] See: Description and Operation/Level Control System.
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Remove the rear portion of the exhaust system.
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Remove the heat shield from the left of the vehicle underbody below the pressure reservoir.
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Slowly loosen the air line - 1 - on the pressure reservoir - 2 - and allow the air pressure to escape. When the air pressure has escaped, remove the
air line - 1 -.
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Remove the nuts - arrows - and the pressure reservoir - 2 -.
Installing
Installation is performed in the reverse order of removal. Observe the following when doing so:
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Install the pressure reservoir - 2 - and tighten the nuts - arrows - to 9 Nm.