Positive Crankcase Ventilation Valve

4.0 V8 40v biturbo TFSI - 553 bhp
4.0 V8 40v biturbo TFSI - 597 bhp (Performance)
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N11LS_J
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Positive Crankcase Ventilation Valve

Post by N11LS_J » Mon Aug 24, 2020 1:34 am

Hi guys

So my 2013 RS6 started whistling after a long 300 mile drive as I pulled into my destination, this may have happened long before my arrival and I may not have noticed the sound, however I did notice a lack in power for the last 50 odd miles.

There were no warning lights either until the day after when the engine management light popped up.


Having had a quick google search, I came across a possible PCV valve failure, anyone experienced this?

If so, any ideas on the location of this valve and work involved?

Nils
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Golfather
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Re: Positive Crankcase Ventilation Valve

Post by Golfather » Mon Aug 24, 2020 1:08 pm

Full front end strip down Nils
Do the oil screen as well whilst you are in there
This was a recall over in the states, so you maybe able to argue the case using the technical bulletin at your local stealer.

https://testing-public.carmd.com/Tsb/Do ... 35/A171562

N11LS_J
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Re: Positive Crankcase Ventilation Valve

Post by N11LS_J » Mon Aug 24, 2020 1:11 pm

Ah legend, thought this may be the case, thanks for that 🙏🏽
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Hop along scott
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Re: Positive Crankcase Ventilation Valve

Post by Hop along scott » Tue Aug 25, 2020 9:41 pm

My old RS6 c7 had it changed. I believe it's under the turbos somewhere. Big job. So glad that car got returned and refunded.

Tadass910
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Re: Positive Crankcase Ventilation Valve

Post by Tadass910 » Wed Aug 26, 2020 9:16 pm

Do all c7 Rs6 have this problem?

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Golfather
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Re: Positive Crankcase Ventilation Valve

Post by Golfather » Thu Aug 27, 2020 1:05 am

Common to all 4.0T

Tadass910
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Re: Positive Crankcase Ventilation Valve

Post by Tadass910 » Thu Aug 27, 2020 9:13 pm

Golfather wrote:
Thu Aug 27, 2020 1:05 am
Common to all 4.0T
:audibash:

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