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• Bring front wheels into straight-ahead position.
Steps for removal:
– Raise vehicle ⇒ page 7 .
– Remove front left wheel.
– Remove wheel housing liner and air cleaner housing ⇒ Rep.
gr. 48 ; Checking fluid level, bleeding steering system and
checking for leaks; Checking power steering fluid level (V8
diesel and V10 and W12 petrol engines only) .
Procedure:
– Unscrew filler cap with dipstick.
– Clean dipstick with a clean cloth.
– Screw cap on hand tight and unscrew again.
– Check fluid level according to scale on dipstick.
– If fluid level does not meet specification: Perform following
measures as appropriate:
Fluid level: Measure:
Above specified level Extract hydraulic fluid.
Below specified level Check hydraulic power steering system for leaks ⇒ Rep. gr. 48 ; Checking fluid
level, bleeding steering system and checking for leaks; Checking steering system
for leaks .
3.47 Cooling system: checking anti-freeze
protection and coolant level, and cor‐
recting if necessary
WARNING
Coolant expansion tank under pressure - risk of injuries!
♦ Only open coolant expansion tank when engine is cold.
Audi A8 2003 ➤
Maintenance - Edition 06.2014
3. Maintenance 87
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