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– Check drive shaft boots -arrows- for damage and make sure
they are seated correctly.
– If faults are found on any of the above components: Renew
relevant component.
3.21 Engine, gearbox, final drive and steer‐
ing: checking for leaks and damage
Procedure:
– Check engine and engine ancillaries from below for leaks and
damage.
– Check radiator and cooling circuit for leaks and damage.
– Check refrigerant circuit for damage (check air conditioner
compressor, condenser and refrigerant lines including con‐
nections).
– Check gearbox, final drive and steering for leaks and damage.
– If faults are found: repair or renew relevant component.
3.22 Underbody: checking trim, wheel hous‐
ing liners, side members and pipes/wir‐
ing for damage, and checking that they
are properly secured
Procedure:
– Check all underbody trim panels and wheel housing liners for
tears and cracks.
– Use your hands to check that all underbody trim panels and
wheel housing liners are secured correctly and check for miss‐
ing fasteners.
– Inspect side members for deformations.
– Check visible area of pipes/wiring and connections for dam‐
age and ensure they are secured correctly.
– If faults are found: Renew missing fastener or damaged com‐
ponent.
3.23 Roof insert: checking operation
Only applies to equipment version with sliding/tilting sunroof.
Cleaning and lubricating the roof insert is a repair measure and
should be charged separately.
Procedure:
– Open and close roof system completely and check for unusual
noises and stiffness/sticking.
– If there is unusual noise or stiffness/sticking: Clean and lubri‐
cate roof insert ⇒ page 42 .
Audi A8 2003 ➤
Maintenance - Edition 06.2014
3. Maintenance 41
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