Misfires Under Load on Mazda MX-3

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.

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Average mileage: 117,000 (117,000–117,000)
Engine affected: 1.6L 4 Cylinder
4 model years affected: 1992, 1993, 1994, 1995
5 people reported this problem
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1994 Mazda MX-3 - 1.6L 4 Cylinder 117,000 mi,
Misfired under a load.chicken pecks at 50mph.