2004 Audi S4 Q&A
2004 Audi S4 Question: cold start
check your coolant temp sensor readings with your tester to see if it reads correct before starting. test your residual fuel pressure. if your fuel pressure is dropping too fast or too low when shut off this can cause this type problem. and keep you reciept for the coil you replaced, you may be able to be reimbursed from audi it your car falls in to the upcoming recall. by the way, my answer to "engine" was worth 5 star rating...not 3 - some guy
my b6 s4 has been taking a long time to start in cold weather when i turn key the car does nothing all the normal ligts appear on the dash but the motor does not turn over. and after about a minute...