A4 Quattro Sedan L4-2.0L Turbo (CAEB) (2009)
Wheel Speed Sensor: Service and Repair
Front ABS Wheel Speed Sensors
Front ABS Wheel Speed Sensors
‹› The sensor ring/rotor is installed in the respective wheel bearing unit and cannot be replaced.
Removing
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Raise vehicle.
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Remove wheels.
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Release connector - 1 - on speed sensor and disconnect.
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Remove bolt - 2 -.
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Remove speed sensor from wheel bearing housing.
Installing
Installation is in reverse of removal, with special attention to the following:
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Before inserting speed sensor, clean hole inner surface and coat speed sensor all-round with Polycarbamide grease G 000 650.
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Turn steering completely left and right after installation, making sure the speed sensor wiring has sufficient clearance.
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Install wheels.
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Lower vehicle.