Audi A8 2003 Maintenance Manual page 90

Audi A8 2003 ➤
Maintenance - Edition 06.2014
Hydraulic fluid temperature: Fluid level specification:
Hydraulic fluid at operating
temperature (approx. 80°C)
The hydraulic fluid reservoir is located in the engine compartment.
Checking the hydraulic system for leaks is a repair measure and
should be charged separately.
Requirements:
• Engine switched off
• Bring front wheels into straight-ahead position.
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:
Above specified level
Below specified level
3.46.2 10-cylinder petrol engine, 12-cylinder
petrol engine and 8-cylinder diesel en‐
gine
Table of test values and procedure guidelines:
Hydraulic fluid temperature: Fluid level specification:
Ambient temperature (ap‐
prox. 20℃)
Hydraulic fluid at operating
temperature (approx. 80°C)
The hydraulic fluid reservoir is located below the air cleaner hous‐
ing (left-side).
Checking the hydraulic system for leaks is a repair measure and
should be charged separately.
Requirements:
• Engine switched off
86
3. Maintenance
Fluid level between MIN and MAX markings
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Measure:
Extract hydraulic fluid.
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 .
Fluid level close to MIN marking (up to 2 mm above or below marking)
Fluid level between MIN and MAX markings