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2001 Mazda 626 Misfires Under Load With V6

Vehicles with a V6 engine may develop an engine misfire under load (acceleration). This can be caused by a valve cover gasket leaking oil into a spark plug well, shorting the spark plug to the cylinder head . To repair this concern, the valve cover needs to be resealed and the spark plugs and wires should be replaced.

Affected Model Years

This issue affects Mazda 626 model years 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, .

12 people reported this problem

  • 2001 129,000 Miles
    Have not had it fixed. Had an estimate of $ 825. UGH!

Mazda 626 2001 Common Problems