S5 Quattro Coupe V8-4.2L (CAUA) (2009)
Suspension Strut / Shock Absorber: Procedures
Rear Gas-Filled Strut, Venting
Rear Gas-Filled Strut, Venting
A - Venting Through Drill Holes
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Secure gas-filled shock absorber vertically in vise, with piston rod facing down.
CAUTION!
Wear protective eye wear while drilling.
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Drill a 3 mm hole - arrow A - through outer shock absorber tube.
‹› Gas escapes when drilling.
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Continue drilling until tube inside is drilled through (approximately 25 mm deep).
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Drill a second 6 mm hole - arrow B - through the outer and inner shock absorber tubes.
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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, testers and auxiliary items required
‹› Pipe cutter, commercially available
CAUTION!
Wear protective eye wear when drilling or sawing.
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Drill a 3 mm hole - arrow - through outer shock absorber tube or saw through tube wall.