A4 Quattro Wagon L4-2.0L Turbo (BPG) (2005)
Wheel Speed Sensor: Service and Repair
Rear Wheel Speed Sensor, AWD, Removing and Installing
Speed sensor on rear axle, removing and installing
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Loosen wheel bolts.
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Raise vehicle.
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Remove wheel.
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Switch off ignition.
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Remove hex bolt - 1 -.
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Pull speed sensor out of wheel bearing housing.
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Loosen Torx bolt - 3 - and pull out cable bracket.
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Remove hex bolt - 1 -.
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Loosen Torx bolt - 2 - and remove cable bracket.
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Unclip speed sensor wiring from retainers.