Do it yourself
Frequently asked questions about cars and motorcycles

Removal and Replacement of the Main Seal

Model: Audi A4 B6 - Years 2000-2004
Part: Engine

This video shows how to remove and replace the main seal of our car's engine. The main seal acts as a seal between the end of the engine's transmission. Before proceeding with the removal, adjust the camshaft to the top dead center position. Next, for the removal of the seal, you will need a specific tool that ensures the proper installation of the new replacement part, thus avoiding unpleasant leaks in the future. Once the new main seal is installed, reassemble everything and check for proper operation.

Updated on 11 February 2026 by ScegliAuto

Video tutorial

Related tutorials

Audi A4 (2007-2016 / B8) This guide outlines the procedure to remove and replace the crankshaft seal on the Audi A4 2.0 TDI. To access and remove the seal, you need to detach…
Audi A4 (2000-2004 / B6) If you need to replace the timing belt, you must remove the entire front cover of the vehicle because the timing components are located at the front,…
Audi A4 (2000-2004 / B6) The video provides an overview of the steps to take for replacing the timing belt, although it all stems from a poorly executed repair that caused a …

Other guides you may be interested in

How to Replace the Diesel Filter of the Peugeot 3008 1.5 BlueHDI

Briefly, we will see the main instructions for dismantling and replacing the diesel filter of the Peugeot 3008 1.5 BlueHDI. First, locate the diesel filter under the vehicle, so it will be necessary to lift it; then disconnect the electrical connector and the fuel lines from the filter, unscrewing the side screws to remove the cartridge, as shown in the video. At this point, replace the diesel filter with the new one, as well as with the original one; then reconnect the pipes and the electrical connector, following the video tutorial to the end!

Watch the video!


by ScegliAuto

More videos