A8 Quattro Sedan V8-4.2L (AUX) (2001)
Axle Shaft: Service and Repair
Replacement
WARNING: The flanged bolt must be loosened only with the vehicle standing on its wheels. Otherwise, there is risk of accident
Removal
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Pull cap off disc wheel using suction cup 3208.
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Loosen flanged bolt (item -2- in illustration below).
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Remove wheel.
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Pull ABS wheel speed sensor a small distance out of swing arm (steering knuckle).
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Remove drive axle bolts -1-.
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Remove flanged bolt -2-.
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Push inside end of drive axle forward while pulling outer CV joint out of wheel hub.
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Remove drive axle.
NOTE: To remove the right drive axle, slide the inner end rearward while pulling the outer CV joint out of the wheel hub.
Installation
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Install drive axle in swing arm (steering knuckle).
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Connect inner CV joint to transmission, tighten bolts.
Tighten to: 77 Nm (57 ft lb)
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Press wheel speed sensor into swing arm (steering knuckle) to stop.
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Install flanged bolt.
Tighten to: 200 Nm (148 ft lb) plus additional 1/4-turn (90°)
WARNING: The flanged bolt must be tightened only with the vehicle standing on its wheels. Otherwise, there is risk of accident.