Audi A6 (C5) Specifications & General Maintenance
This section features General articles to help you understand your Audi A6 (C5). We have important information, like your car's scheduled maintenance how to deactivate the anti theft system, in guides and diagnostics. Learn about aftermarket and performance modifications, too.
An online VIN decoder offers a fast and free way to obtain valuable information about your Audi.
The warning lights that flash across your Audi provide vital information about your vehicle.
How to Make Audi Windshield Washer Fluid
Replicate the Audi windshield washer fluid you receive at the dealership using these simple and inexpensive hacks.
How to Reprogram Key Fob
If your key fob has stopped working, it might need to be reprogrammed.
General Information and Recommended Maintenance Schedule
While we acknowledge every vehicle is different, there is some information on the Audi A6 C5 that will help you to achieve the greatest number of miles on the odometer as possible.
Every vehicle comes with some problems. Keep reading to discover the most common problems the Audi A6 C5 faces.
Why Won't the Key Come Out of the Ignition
If the key to your Audi becomes stuck in your ignition, you'll need to take steps to ensure the problem does not pertain to a larger issue.
Why is My Check Engine Light (CEL) Light On?
Is your Audi A6 is trying to tell you something? Check out our Rosetta Stone inside.