2012-2013 Mazda3 Misfire Issue

2013 Mazda3 sedan (5).jpg 2013 Mazda3 | Manufacturer image

CARS.COM — Vehicles affected by service bulletin:

  • 2012 Mazda3
  • 2013 Mazda3

Equipped with SkyActiv engines.

The problem: Misfire conditions may be found throughout the engine. This could be due to carbon deposits forming around the intake valves. The carbon deposits result in unstable engine combustion and the misfiring.

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Corrective action: Dealers will decarbonize the engine.

Warranty info: This service bulletin is being performed free of charge under the new-vehicle, extended or federal emissions warranty, whichever applies.

What owners should do: Call your local dealer with your vehicle’s identification number to determine if it’s involved in this service bulletin. You can call Mazda at 800-222-5500 or NHTSA at 888-327-4236. Reference TSB No. 0102015.

Need to find a dealer for service? Go to Service & Repair to find a local dealer.

Editor’s note: This is only one of dozens of service bulletins issued each month by automakers. Please check your automaker’s website to see if your vehicle has any service bulletins pending.

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