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Mercedes-Benz SLK32 AMG Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Mercedes-Benz SLK32 AMG has a rough idle?

While there are a variety of reasons your Mercedes-Benz SLK32 AMG has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil

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This is a very unusual problem and really don't know the cause: There are a few occassions when I experience random ...

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Find the most common driver-reported problems that are to blame when a Mercedes-Benz SLK32 AMG has a rough idle.
Failed spark plug wires and/or ignition coils can cause intermittent misfires (rough running); the Check Engine Light...

Mercedes-Benz SLK32 AMG Rough Idle Repair Symptoms

A failing ignition coil will create misfires in the engine, and lead to hesitation, extreme power loss, engine stalling, poor fuel mileage, and illumination of the check engine ...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More