Erratic turn signal operation can be a result of a failing turn signal flasher relay which will require replacement.
Resources for the Repair and Maintenance of your 2003 Audi TT
2003 Audi TT
2003 Audi TT Problems
Vacuum leaks, oxygen sensor failure, and catalytic converter efficiency faults can cause the Check Engine Light to illuminate.
A creaking type noise may be noted from the front suspension. Replacement of the front sway bar may be required to correct this issue.
Engine oil leaks are common from the valve cover gaskets and camshaft chain tensioner gasket.
To avoid sludge accumulation inside the engine, our technicians recommend using the proper synthetic oil with the appropriate oil filter.
2003 Audi TT Questions and Answers
03 TT 180 frt wheel drive
I took my car in for a new axle, when it came back the transmission was bad. Could they have caused a problem when they put on the axle?
when first start in the morning to reverse, car has very rough idle and no brake vacumm. also have lost throttle acceleration when driving
Does it have to be welded or do I have to replace that whole first section? It appears that it connects the manifold to the rest of the exhaust and just that one small section is the problem the re...
The car was being driven with out the splash guard/skid plate, ran into some wet weather, the instrument panel fuses went. After shutting down the engine it now starts but does not stay running. Do...