Clutch Valve Or Clutch Valve 2: Installing

• The ball -5-, the guide -4- (the smaller diameter faces the spring) and the spring -3- must be installed in the opening inside the housing -6- for the clutch valve -- -2-.
  Fig 1: Identifying Clutch Valves

  Courtesy of AUDI OF AMERICA, LLC

-- Coat the new O-rings -arrows- with ATF and install the clutch valve --.

-- Pre-tighten the bolts -1- evenly hand-tight. Then tighten them to the tightening specification, refer to item  13.

Further installation is in the reverse sequence to removal. Note the following when doing this:

NOTE:

Connector allocation for the oil pressure/temperature sensor -- and the clutch valves -- :

Fig 2: Oil Pressure/Temperature Sensor Connector

Courtesy of AUDI OF AMERICA, LLC

-1- = oil pressure/temperature sensor 2 -G640- connector

-2- = oil pressure/temperature sensor -G437- connector

-3- = AWD clutch valve 2 -N446- connector

-4- = AWD clutch valve -N445- connector

-- Attach the wiring harness bracket to the rear final drive. See Figure.

-- Fill the ATF in the rear final drive. Refer to ATF IN REAR FINAL DRIVE 0BF AND 0BE, FILLING .

-- Install the rear section of the exhaust system free of tension. Refer to the appropriate service information .