Chain sprocket, removing and installing

WARNING: This page is about a different car, the 2009 Audi A4, 2008 Audi A4, 2007 Audi A4, 2006 Audi A4, and 2005 Audi A4. However, it is still accessible from the selected car via links, so may be relevant.

Special tools, testers and auxiliary items required

Fig 1: Press Tube 30 - 100

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Press tube 30 - 100

Fig 2: Identifying Thrust Piece 40-105

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Thrust piece 40 - 105
Two-arm puller, commercially available
Protective gloves

Removing

Remove oil pan with oil pump → Oil pan, removing and installing .
Remove front sealing flange → Front sealing flange, removing and installing .

Fig 3: Pulling Off Chain Sprocket From Crankshaft

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Pull off crankshaft chain sprocket with claw puller - 2 - e.g. Kukko 44-1, while protecting end of crankshaft with thrust piece 40 - 105.

Installing

Installation is in reverse order of removal, note the following:

CAUTION: Wear protective gloves!

Heat up chain sprocket in an oven for approx. 15 minutes at 220 °C.

NOTE:

Installed location: Wider shoulder of chain sprocket faces toward engine.

Fig 4: Installing Chain Sprocket Onto Crankshaft Up To Limit Stop Using Press Tube 30-100

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Using pliers, install chain sprocket on crankshaft end and slide onto crankshaft to stop using press tube 30 - 100.
Install oil pan with oil pump → Oil pan, removing and installing .