2003 Mazda Protege5 Repair and Maintenance

A guide to problems, costs, maintenance and repair for your 2003 Mazda Protege5

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.

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Car runs fine and idles fine but vibrates in park and in drive, like when you stop and vibrates worse in reverse but also not moving.

broke alternator belt and timing sensor on crank replaced everything found 12 inches of black wire broken free from somewhere . now the car will not start i have have no spark
on the coil wires is there another sensor to tell the engine where the number one cylinder is

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Fun to drive. Wish it got better mpg...it is about 25 mpg.

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