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-   -   76K Mile RS4 Carbon Cleaning. Worst We've Seen Yet! (https://teamspeed.com/forums/performance-series-audi-models/65595-76k-mile-rs4-carbon-cleaning-worst-weve-seen-yet.html)

Kai@EliteMotorsports Oct 17, 2011 02:56 PM

76K Mile RS4 Carbon Cleaning. Worst We've Seen Yet!
 
This is forum member Javi3r187's RS4. We did a standard CB service on it, oil & filter change, & a new fuel filter. He has recently done spark plugs as well.
Car being over 75K mile mark and never had a cleaning done we were assuming it to be pretty bad and we were right. :oh2:

Here are some pictures! Enjoy! If you want to do this cleaning on your direct injected motor let us know!

http://a7.sphotos.ak.fbcdn.net/hphot...38368405_n.jpg
http://a6.sphotos.ak.fbcdn.net/hphot...63198517_n.jpg
http://hphotos-iad1.fbcdn.net/hphoto...64493027_n.jpg
http://a2.sphotos.ak.fbcdn.net/hphot...14428291_n.jpg
http://a8.sphotos.ak.fbcdn.net/hphot...11921185_n.jpg
http://a7.sphotos.ak.fbcdn.net/hphot...34581408_n.jpg
http://a1.sphotos.ak.fbcdn.net/hphot...39788777_n.jpg
http://a8.sphotos.ak.fbcdn.net/hphot...83887336_n.jpg
http://a4.sphotos.ak.fbcdn.net/hphot...45360932_n.jpg

ADV.1 Matt Oct 17, 2011 05:43 PM

What does Audi (& others) suggest for this kind of carbon buildup on the new direct inject engines? I've heard nothing of this maintenance being covered under warranty and a lot of sub-30k cars with significant buildup causing problems the dealers aren't covering under warranty?

How often does it need to be done? What are the downsides to not doing it?

Kai@EliteMotorsports Oct 17, 2011 06:40 PM


Originally Posted by ADV.1 Matt (Post 1123530)
What does Audi (& others) suggest for this kind of carbon buildup on the new direct inject engines? I've heard nothing of this maintenance being covered under warranty and a lot of sub-30k cars with significant buildup causing problems the dealers aren't covering under warranty?

How often does it need to be done? What are the downsides to not doing it?

Depends on the dealer. I recommend doing it every 20-25K miles. As it builds up you lose horsepower/torque.

kraeburn Oct 17, 2011 06:52 PM

Is this something that occurs on the V10 S6 as well?

997carrerasblk06 Oct 17, 2011 08:26 PM

I would be really pissed if I spent 70k on an Audi RS4 and this is what I bought....

DrgnTmr Oct 17, 2011 09:40 PM

Is this fouling in any way ethanol related, or more a direct injection phenomena?

Kai@EliteMotorsports Oct 17, 2011 10:04 PM


Originally Posted by DrgnTmr (Post 1123808)
Is this fouling in any way ethanol related, or more a direct injection phenomena?

Mostly direct injection


Originally Posted by kraeburn (Post 1123617)
Is this something that occurs on the V10 S6 as well?

Unfortunately yes

nrz Oct 18, 2011 10:30 AM

Have you performed this service on a V10 S6? Do you have any pictures to share? Please PM me a price to perform the service. My fathers S6 is around 55k miles.

Kai@EliteMotorsports Oct 19, 2011 02:11 AM


Originally Posted by nrz (Post 1124375)
Have you performed this service on a V10 S6? Do you have any pictures to share? Please PM me a price to perform the service. My fathers S6 is around 55k miles.

PM sent!

LRDog Oct 19, 2011 01:16 PM

Kia, would it be safe to assume that EVERY Audi built V8/V10 will suffer from this problem? Or, on a larger scale; is EVERY engine with direct injection going to have an issue with carbon build up no matter who built it?


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