2004 Audi S4 Q&A
2004 Audi S4 Question: engine
if someone told you there is a fault stored for an engine mount (which does not set a check engine light) it means the electrical dampening characteristics of the motor mount is probably not working. the mounts are liquid filled and recieve power at idle to soften the feel of idle. as long as the mount is not leaking or seperated (eng jumps on hard accel) and you can live with the minor difference in idle feel, no work is needed. - some guy
...e thermostat may erratically stick open or closed. The can result in illumination of the Check Engine Light and/or engine overheating.
...um leaks, oxygen sensor failure, and catalytic converter efficiency faults can cause the Check Engine Light to illuminate.
Engine oil leaks are common from the valve cover gaskets and camshaft chain tensioner gasket.
every so often more so when sitting idling the coolant temp warning light flashes up on the cluster folowed by the washer warning light an the oil pressure,i no that i have a leaking washer bottle ...
2000 audi s4 ? i started my car when it was raining, but had already driven it beforehand in the rain that day. anyway the car would turn over but had trouble getting it to stay on and idle. after ...