Check Engine light ON & scanner tool displays P03 cylinder Leak?

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My car runs rough when at stopped at red light, idle speed is very rough. Check Engine light is ON. Scanner tool displays P03. Mechanic says #3 exhaust manifold is leaking air causing rough idle. What repair job is required to fix this problem? Is this exhaust manifold gasket replacement? Thanks Bill

billkim in Los Angeles CA

Jan 17, 2011

What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 1999 Mercedes-Benz C230. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.

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What is your question?

Check Engine light ON & scanner tool displays P03 cylinder Leak?

What is your question?

billkim in Los Angeles CA

Jan 17, 2011

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What are the best Mercedes-Benz repair shops?

RepairPal Certified shops can diagnose and repair your 1999 Mercedes-Benz C230. They provide transparent pricing with a minimum 12-month or 12,000-mile warranty on repairs and services.