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2003 Mazda Protege5 Problems

RepairPal has identified the most common problems with the 2003 Mazda Protege5 based on complaints from actual vehicle owners. We'll tell you what the problem is and what it'll take to fix it.

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1
Known Problem

The passages for the Exhaust Gas Recirculation (EGR) system can become restricted or clogged causing the Check Engine Light to illuminate. The EGR valve will need to be inspected and the passages cleaned.