Attention! Another way of cleaning it – it is much simpler, but be careful not to lose any parts. Look below – the comment from Rod. Thank you Rod!
And here’s the video on how to clean valves without taking unit out:
Now – content of this video:
If you have one of these cars, and your car has fair bit of mileage, then you might get a common problem, so called week point of this model – CLIMATE CONTROL! It gives you full heat no matter what temperature you set…
When it goes wrong, you’re getting full heat, no matter what temperature is set on your dashboard.
I had same problem with this car, and I fixed it!
I won’t guarantee that this will solve everyone’s climate control problem, but I know for sure – this is common, so I believe majority of viewers will find this video helpful.
One more thing – if you can’t pull it out of bracket, without breaking it – undo the bracket… Have fun 
Here are some useful links to eBay:
If you are looking for new unit, you can find it here:
https://rover.ebay.com/rover/1/710-53481-19255-0/1?icep_id=114&ipn=icep&toolid=20004&campid=5338022028&mpre=http%3A%2F%2Fwww.ebay.co.uk%2Fsch%2Fi.html%3F_odkw%3Drear%2Blight%2Baudi%2Ba6%2Bc6%26_osacat%3D0%26_from%3DR40%26_trksid%3Dp2045573.m570.l1313.TR0.TRC0.H0.Xclimate%2Bcontrol%2Bvalve%2Baudi%2Ba6%2Bc6.TRS0%26_nkw%3Dclimate%2Bcontrol%2Bvalve%2Baudi%2Ba6%2Bc6%26_sacat%3D0
If you need tools for this job, you can find them here:
https://rover.ebay.com/rover/1/710-53481-19255-0/1?icep_id=114&ipn=icep&toolid=20004&campid=5338022028&mpre=http%3A%2F%2Fwww.ebay.co.uk%2Frpp%2Fgarage-tools-equipment
Post time: Jun-12-2017