Engine And Engine Cooling Related Problems of the 2004 Audi S4

Table 1 shows eight common engine and engine cooling related problems of the 2004 Audi S4. The number one most common problem is related to the timing tensioner (six problems). The second most common problem is related to the engine failure (two problems).

Table 1. Engine And Engine Cooling related problems of Audi S4

Problem Category	Number of Problems
Timing Tensioner problems	6
Engine Failure problems	2
Engine And Engine Cooling problems	2
Engine problems	1
Check Engine Light On problems	1
Engine Exhaust System problems	1
Cooling Fan problems	1
Engine Rattling And Whining Sounds problems	1

Recently reported Engine And Engine Cooling problems of the 2004 Audi S4

The Timing Tensioner problem

Audi claims that the timing chain on those vehicles are lifetime and does not need to be service. Unfortunate the timing change tensioners are made of plastic which the wear out at about 50k miles, causing a start up rattle and eventually engine explosion from the chain coming of the guides and Read details...

The Engine Failure problem

2004 Audi S4. Consumer states vehicle failed while driving, engine, power brakes and steering locked up the dealer informed the consumer, the vehicle had suffered catastrophic engine failure, which was most likely due to the failure of the timing chain or adjusters. Read details...

The Engine And Engine Cooling problem

Car engine was misfiring - was informed a faulty coil pack was causing the issue. One week later the misfires started again. Two more coil packs were replaced. 2 weeks later another misfiring episode. Car died at intersection so was towed in for inspection. Camshaft adjuster/cam guides had failed. Read details...

Engine And Engine Cooling related problems in other Audi S4 model year vehicles:

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