Inall engines, issues are unavoidable. These can be caused by a variety of things, including inadequate upkeep, unsafe driving practices, and normal wear. For the

2011A4 2.0 TFSI I started having a rough idle and misfires at idle. You can hear a whine coming out the engine bay. All of this goes away when driving. ( the whine is probably still there but can't hear it from inside) The first codes I had were: p2279 leak in air system p0506 rpm lower than expected all cylinders misfire Classic PCV valve failure right?

. #1. Audi A4 2.0 TFSI B8 CDNC engine. Symptoms: · misfiring and rough idling, accompanied with white smoke. · The exhaust smells of unburnt fuel. I had to recently change the oil and fuel filter as the oil was too contaminated with fuel and I could see the oil gauge sensor rise over time due to fuel mixing with the oil.

Todiagnose bad fuel injectors in your Audi A4, start by performing a fuel pressure test. This test helps you determine if the issue is related to fuel injectors, a fuel pump, or a fuel filter. Connect a fuel pressure gauge to the rail and check the pressure. If the pressure is within the specified range, you can rule out the fuel pump and
Oneof the most common faults on the 2.0 TFSI engine is the failure of the pressure control valve (PCV). Audi A4 B7 2.0 TFSI 2005-2008. Audi TT 2.0 TFSI & 2.0 TTS BWA, AXX, BPY, CDLA, CDLC, engines. 2007 to 2013. CAWB engines. 2009 onwards. VW 2.0 litre TFSI engines. Belt cam EA113 engine: VW Golf Mk5 GTI 200bhp 2004-2006. VW Golf
Ijust recently bought a used Audi A4 2009 2.0 TFSI and have done around 74k kms It wont hurt to talk to Audi to see if they can fix it under some sort of good faith as it was a known issue and there seems to be some original owners that have had theirs fixed. hs2QBi.
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