2002 Audi A4 Quattro Q&A
2002 Audi A4 Quattro Question: sludgeing
Those engines have big lubrication problems if the engine oil is not changed frequently. I only use synthetic oil and OE oil filters. - patrick mannion
These engines are known to have sludging problems. This occurs when the oil is not changed frequently. First, the oil pressure system needs to be checked. Depending on results from the pressure test, we may recommend cleaning the oil system by removing the pan and cleaning the pick-up screen. I can't stress this enough, oil changes are extremely important for these vehicles. - marque motors
is this a joke? Steve i thought you worked on imports - Honest1autocare
To avoid sludge accumulation inside the engine, our technicians recommend using the proper synthetic oil with the appropriate oil filter.
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