Misfires Under Load on Mazda Protege
Problem overview
Misfires under load (acceleration) can be caused by leaky spark plug boots. When a spark plug boot leaks, it allows the spark to arc, or jump, to the cylinder head. New spark plug wires will be needed.
34 people reported this problem
7 commentsMazda Protege vehicles with this problem
14 model years affected
Average mileage: 136,434 miles
(75,000 - 235,000)
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