2000 Audi S4 Q&A

2000 Audi S4 Question: Starting erratically and takes forever to turn over to establish a normal idle

Any idea root cause of this phenomena on a 180,000 engine? Spark plugs replaced, Fuel system tuned up recently, replaced Fuel pressure regulator and still erratic. -
Answer 1
There should be some codes to trace down for this type of problem, that should really help you. Other wise you are pretty much guessing as the S4 is a VERY complex engine and turbo system. -
Comment 1
which leads to my next question-Is an Audi dealer the best place to bring this type of problem? I prefer another trusted mechanic, but, when I mentioned the type of problem I was having he seemed puzzled... -