surging at idle and check engine light on?

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As the car reaches operation temp. from a cold start it suddenly starts to surge and run rough at idle.

Feb 5, 2011

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What is your question?

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surging at idle and check engine light on?

What is your question?

As the car reaches operation temp. from a cold start it suddenly starts to surge and run rough at idle.

kirkpatterson in Lafayette CA

Feb 5, 2011

1 Reply

Popular Answer

Hal Dortonon Feb 5, 2011

Check engine light on? IAC Valve (Idle air control) is a possibility. Volyage should checked and the MAF (Mass Air Meter.) Let me know. Good luck.

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Popular Answer

What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 2001 Mercedes-Benz E55 AMG. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.