Do it yourself
Frequently asked questions about cars and motorcycles
Car tutorial (Do it yourself) Motorcycle tutorial (Do it yourself) Frequently Asked Questions

Instructions for Replacing Spark Plugs

Model: Audi A6 MK 1, C4 - Years 1994-1997
Part: Spark plugs

It is recommended to perform this maintenance with the engine cold to handle the spark plugs without risking burns; once you open the hood, locate the cover on top of the engine under which the ignition coils and boots are attached; then, unscrew the cover's fastening screws and remove it along with the boots; before unscrewing the spark plugs, blow into their respective sockets to remove any dirt residue and unscrew the plugs, then install the new ones without exceeding the torque specifications; finally, reposition the cover with the boots.

Updated on 18 February 2026 by ScegliAuto

Video tutorial

Related tutorials

How to remove the spark plugs on an Audi A6
How to remove the spark plugs on an Audi A6
Audi A6 (1994-1997 / MK 1, C4) Let's see how to remove the spark plugs on an Audi A6: pull the lever of the engine compartment opening and lift the front hood, put it in safety wit…
Replacing the Cabin Air Filter
Replacing the Cabin Air Filter
Audi A6 (2004-2012 / MK 3, C6) Changing the cabin air filter in your car is very important. The filter protects against external agents that enter the cabin. It is crucial to repla…
How to replace the key battery of an Audi A6?
How to replace the key battery of an Audi A6?
Audi A6 (2011-2018 / C7, MK 4) First of all, we will have to disengage the physical key from the electronic key of our Audi A6, simply by pressing the release button located in the…

Other guides you may be interested in

How to Replace the Trunk Handle on an Audi A4

The first step, after lifting the hood, is to remove the panel covering the inside of the trunk. Once removed, you can access the entire handle mechanism. Now, disconnect the connector that powers the trunk. This will allow you to disengage the various mechanisms that operate the handle. Next, remove all the cables that move the parts. After that, unscrew all the bolts securing the handle from the inside and follow this procedure for removing the outer part as well.

Watch the video!


by ScegliAuto

More videos