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2 Oil- and Gas-Filled Component Dis‐
posal
⇒ “2.1 Front Shock Absorbers, Venting and Emptying”,
page 3
⇒ “2.2 Rear Gas-Filled Strut, Venting”, page 4
⇒ “2.3 Front Air Suspension Strut, Emptying”, page 5
⇒ “2.4 Pressure Reservoir, Emptying”, page 6
2.1 Front Shock Absorbers, Venting and
Emptying
A - Venting Through Drill Holes
– Secure gas-filled shock absorber vertically in vise, with piston
rod facing down.
WARNING
Wear protective eyewear while drilling.
– Drill a 3 mm hole -arrow A- through outer tube of shock ab‐
sorber.
Note
Gas escapes when drilling.
– Continue drilling until tube inside is drilled through (approxi‐
mately 25 mm deep).
– Drill a 6 mm hole -arrow B-, through outer and inner strut tubes.
– Hold shock absorber over appropriate container for catching
oil and move piston rod repeatedly through entire stroke until
no more oil flows out.
B - Open with Pipe Cutter
Special tools and workshop equipment required
♦ Pipe cutter
WARNING
Wear protective eyewear when drilling or sawing.
Audi Q7 2007 ➤
Suspension, Wheels, Steering - Edition 01.2014
2. Oil- and Gas-Filled Component Disposal 3