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Mazda MPV Rough Idle

Learn if it's a simple fix or time to seek out a trusted technician.

What are common reasons my Mazda MPV has a rough idle?

While there are a variety of reasons your Mazda MPV has a rough idle, the most common 3 are a vacuum leak, an issue with the spark plugs, or a problem with the ignition coil.
34%
of the time it's
Vacuum Leak
21%
of the time it's
Spark Plugs
15%
of the time it's
Ignition Coil

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Related Mazda MPV Problems

Find the most common driver-reported problems that are to blame when a Mazda MPV has a rough idle.
The pcv valve can crack open and create a vacuum leak and lean fuel mixture, which can result in surging and/or engin...
Defective or worn out ignition coils can cause engine misfires and check engine light illumination. if the problem is...
Mazda MPV Repairs and Prices
All costs based on RepairPal Fair Price Estimate™ averages. Actual prices may change depending on final diagnosis.

Mazda MPV Rough Idle Repair Symptoms

A failing ignition coil can create several symptoms: Check engine light comes on Engine runs poorly or stall Increased emissions Reduced fuel economy Car won’t start I...Read More
As we discussed, spark plugs are necessary for any gasoline engine to run. When they fail, the engine is in a constant state of attempting to ignite air and fuel, but cannot. Th...Read More