Audi Workshop Service and Repair Manuals

Removing four-wheel drive control unit -J492- Special tools and workshop equipment required

t  Torque wrench -V.A.G 1331-

t  Drip tray for workshop hoist -VAS 6208-   Note

The cover -2- and the dished spring -5- are removed together when removing the control unit -1-. The pressure sensor -4- and the valve -3- are removed separately. –  Switch off ignition.

–  Unplug connectors -1- and -2- at top of control unit. –  Position drip tray under final drive.

–  Unscrew bolts -arrows-. Make sure that no parts drop to the ground when removing the control unit. –  Carefully detach control unit -A-.

–  Carefully take hold of control valve for degree of clutch opening -N373--A- at metal housing -arrow- using pliers, and pull out. –  Remove pressure sensor -B-.

–  Remove oil seal for control valve for degree of clutch opening -N373--arrow- from housing.