All-Wheel Drive Clutch Valve -N445- OR All-Wheel Drive Clutch Valve 2 -N446-, REMOVING AND INSTALLING, 0BE AND 0BX: Installing

Fig 1: Identifying Clutch Valves

Courtesy of AUDI

• The ball -5-, the guide -4- (the smaller diameter faces the spring) and the spring -3- must be installed in the housing opening -6- for the Clutch Valve -- -2-.

-- Coat the O-rings with ATF and install the new Clutch Valve -- with the new O-rings -arrows-.

-- Tighten the bolts -1- evenly until stop by hand. Then tighten to the tightening specification  OVERVIEW - HYDRAULIC CONTROL UNIT 0D3 AND 0BX.

Further installation is performed in reverse order of the removal. Note the following.

Allocation of the connectors for the Oil Pressure/Temperature Sensor -- and Clutch Valves -- :

Fig 2: Identifying Oil Pressure/Temperature Sensor Connectors

Courtesy of AUDI

• -1- = Oil Pressure/Temperature Sensor 2 -G640- Connector
• -2- = Oil Pressure/Temperature Sensor -G437- Connector
• -3- = All-Wheel Drive Clutch Valve 2 -N446- Connector
• -4- = All-Wheel Drive Clutch Valve -N445- Connector

-- Attach the wiring harness bracket to the rear final drive. Refer to the appropriate Service Information. .

-- Fill the ATF in the rear final drive. Refer to ATF, FILLING, 0D3 AND 0BX "quattro sport" .

-- Install the rear section of the exhaust system on the body and align it so it is free of tension. Refer to OVERVIEW - MUFFLER - 2.0L , OVERVIEW - MUFFLER - 3.0L .