A4 Quattro Wagon V6-3.0L (AVK) (2002)
Hydraulic Control Assembly - Antilock Brakes: Service and Repair
Hydraulic Control Unit, Removing and Installing
Hydraulic control unit, removing and installing
Special tools and workshop equipment required
Location
The hydraulic control unit is installed on the left hand side of the engine compartment.
Removing
CAUTION: Brake lines must not be bent.
See Caution before beginning repairs on the electrical system
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Disconnect battery.
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Unlatch the connector from the control unit in the direction of the arrow and pull it off.
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Insert brake pedal depressor between brake pedal and driver's seat. Depress the brake pedal by at least 60 mm.
The brake pedal depressor must remain in position until all the brake lines have been reconnected to the hydraulic unit.
Note:
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Protect the engine compartment against escaping brake fluid.
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Unscrew brake line connections on hydraulic unit.