Fastener Tightening Specifications

Center Differential Housing - Tightening Specifications and Sequence

Fig 1: Tightening Center Differential Housing

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the center differential housing bolts in three steps as follows:

-- Tighten the bolts -1 and 2- to 3 Nm.

-- Tighten the bolts to 8 Nm in the following sequence: -1 to 6-.

-- Tighten the bolt in the following sequence: -1 through 6- plus 90° additional turn.

Front Final Drive Cover - Tightening Specifications and Sequence

Fig 2: Removing Front Final Drive Cover

Courtesy of AUDI OF AMERICA, LLC

-- Tighten the bolts -1 and 2- to 3 Nm.

-- Tighten the bolts to 23 Nm in the following sequence: -1 through 11-.