Finally solved mysterious clunking noise from my Audi

Car being repaired

I’ve had a clunking noise in my Audi A4 that only appeared in certain circumstances and was very difficult to narrow down. For about 2 years it’s bugged me and despite visits to various mechanics and having been put through a couple of MOTs in the meantime, no one has been able to identify the problem or what the solution might be. The problem turned out to be very different from what I expected and very cheap to fix.

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How much performance has my Audi lost after 200,000 miles?

Audi A4 Mileage

Anyone who cares about their car wants to know that it is running efficiently and performing as it should. This can’t last forever though. Time will eventually take it’s toll: the engine parts will wear down the turbo will lose efficiency, fuel lines will clog up, air intakes become choked and even electric parts can deteriorate over time, all causing losses of precious horse power as well as fuel economy and emissions. Figures such as 1 BHP loss per year have been claimed. It’s now August 2019; my Audi A4 was first registered in Sep 2006 and has done almost 200,000 miles. Surely by now it will have experienced a considerable drop compared to when it was new. How much has it lost and what can I do about it?

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Fixing Audi A4 B7 wing mirror

Broken Wing Mirror

This was pretty annoying. I had more or less put my door back together following my speaker upgrade, all I was waiting for was some replacement clips I’d ordered to arrive and it would be done. I went out to my car to take a trip to the shops and discovered that someone had deprived me of the driver’s side wing mirror! I’ll never know who did it unfortunately. I made a temporary repair with some cable ties and an old sock believe it or not. I decided to repair it properly myself using parts from eBay. This article describes the procedure.

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3D printing a car speaker mount!

Various Stages Of Tweeter Assembly

Recently I installed new speakers in the car and came across a challenge when attempting to mount the tweeters. The Woofers, Tweeters and crossovers came as a set which I explained how to install in another post. The woofers were relatively straight forward to install as there was a hole cut in a flat section of door for the mounts to attach to and the fact that the new speaker mounts were the same shape as the originals. The tweeters however were not so simple and required a little bit of customisation.. with help from a 3D printer! 

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Replacing door speakers on an Audi A4 B7

JBL Door Speaker

The speaker on the driver’s side door of my A4 stopped working so it was time to replace it. The sound quality from the standard speakers is not great so I saw this as an opportunity to do little bit of an upgrade. I am a bit of a novice at this sort of thing but after a lot of research I managed to achieve a very satisfactory outcome. This article describes the solution I went for and roughly the process of making the upgrade.

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