Whenfound in 2005-2008 Audi A4 and A6 with BKH 3.2L FSI engines: Some vehicles may have a vacuum solenoid valve (N335 or V63) located under the air filter housing. Failure of this solenoid or the vacuum lines may cause insufficient vacuum and cause P2006, P2007 and P2070 fault codes. TSB 24-08-76, 01-14-76 or TPI 2019485 has some information 14 TFSI Not Starting. Hi all. Long time lurker, first time poster. I have an Audi A3 8P 1.4 TFSI CAXC, that developed some gearbox issues. Whilst I was in the process Atfirst glance it might seem that the new 1.4 TSI is a modified version of the 1.4 TSI EA111 engine because they have similar power output, look, and displacement, but it is an Asyou can probably guess I have taken delivery of a brand new Audi A3 1.5 35 TFSI (petrol) company car and I have similar issues to the ones mentioned in this thread. The car was built & registered last month (June 2019). I've spent the last 4 years driving an Audi A4 2.0 diesel which I loved and my wife drives an Audi A1 petrol so we love Audi's! Theassertion that oil consumption is a typical aspect of a car’s operation is one that Audi, BMW, and Subaru steadfastly uphold. Every 1,000 to 1,200 miles, Subaru deems a quart of fuel burned to be acceptable. According to the requirements for some Audi and BMW vehicles, a quart of fuel should be burnt every 600 to 700 miles. Forthe gas engines, there is a 35 TFSI (1.4TFSI/2.0TFSI) that puts down 148hp and 184lb-ft of torque, 40 TFSI (2.0TFSI Ultra) that puts down 187hp and 263lb-ft, and a 45TFSI (2.0TFSI) that puts down A4B9 TFSI engines long term reliability. Hi all. I am thinking of buying a used 2016-2017 A4 B9. Due to planned diesel ban in the city I live in I am going for a petrol engine next. This narrows down the choice to 1.4TFSI 150HP and 2.0TFSI 190HP. Obviously I prefer the more powerful 2.0l engine but I test drived both and they are ok (I may A31.4 tfsi tapping problem – 11-06-2018, 09:23 PM. Hi all, This is my first post and I’m hoping for some help. Have been researching this problem for a while and I’m pretty convinced I have a problem with the high pressure fuel pump. Very noticeable tapping sound coming from the back on the engine on the right side around the camshaft. mPju.