AWD Control Module -J492-, Rear Final Drive 0BR, 0BS And 0BY (HALDEX-Clutch Generation IV)
Special tools and workshop equipment required
- 4 mm Allen wrench
- Torque Wrench V.A.G 1783
- Drip Tray for VAS 6100 VAS 6208
-- Turn off the ignition.
-- Disconnect the harness connectors -1 and 2- at the upper control module.
-- Place drip tray under final drive.
It is useful to have large enough tool trolley and some cloths nearby on which removed parts can be placed.
-- Remove the bolts -arrows-.
-- Carefully remove the control module -A-.
-- Remove the cover List Item:Cover from the Haldex clutch housing if necessary. Continue holding the valve -arrow-.
-- Cover the Haldex clutch control valve -N373- -arrow- with a cloth; grab the valve body with pliers and remove it.
Installing
Installation is performed in the reverse order of removal while observing the following:
The valve sealing rings have different internal diameters.
- -1- internal - diameter 10 mm
- -2- internal - diameter 11 mm
- -3- internal - diameter 12 mm
- -4- sealing ring on the valve body
-- First coat the sealing ring -1- with Haldex oil and mount it on the Haldex clutch control valve.
-- Then sealing ring -2, 3 and 4-.
-- Press the centering lips (quantity 4) of the sealing ring -4- into the groove.
-- Place the new cover -2- on the control module -1-.
The cover fits in one position only.
-- Insert the Haldex clutch control valve -3- into the control module -1-.
The valve only fits in one position.
-- Carefully position the control module -A- and tighten the bolts -arrows- to the tightening specification List Item:Bolt.
-- Check oil level in Haldex clutch, refer to HALDEX CLUTCH OIL LEVEL, CHECKING OR FILLING .