Control Module, Removing And Installing: Installing

Install in the reverse order of removal while noting the following:

• Tightening specifications. Refer to OVERVIEW - ALL-WHEEL DRIVE CLUTCH .

-- Install the All-Wheel Drive Control Module -- as follows:

Courtesy of AUDI

• Replace the O-rings -1- and -2-.
• Coat the o-ring with ATF.
• The flattened driver -3- must be guided into the groove on the actuator shaft -4-.

-- Tighten the bolts -arrows-.

-- Connect the connector -3- to the All-Wheel Drive Control Module -- -4-.

Courtesy of AUDI

-- Secure the cable to the all-wheel drive clutch -arrow-.

-- If equipped, secure the heat shield -2- with the bolts -1-.

-- If equipped, install driveshaft heat shield -1-.

Courtesy of AUDI

If the control module was replaced:

• If the AWD Control Module -J492- was replaced then additional work is now necessary. Refer to ADDITIONAL WORK FOR VEHICLES WITH "quattro ultra" .