A P0303 code in your 2022 Mazda CX-30 indicates the engine control module has detected persistent misfires at cylinder 3. The CX-30 offers the Skyactiv-G 2.5L naturally aspirated four-cylinder (186 horsepower) and Skyactiv-G 2.5 Turbo four-cylinder (227-250 horsepower). Understanding your powertrain ensures accurate diagnosis.
Cylinder 3 in Skyactiv Engines
Mazda's Skyactiv-G engines are inline four-cylinders with cylinder 3 positioned third from the front. This compact crossover shares its platform and engines with the Mazda3.
Engine Options
The naturally aspirated 2.5L provides efficient performance for daily driving. The 2.5 Turbo adds forced induction for increased power. Both feature Mazda's high-compression technology.
Common P0303 Causes at Two to Three Years
At this relatively young age, most misfires stem from ignition component issues or fuel quality problems. Manufacturing variations cause early failure. Carbon buildup begins developing.
Compact Crossover Segment
The CX-30 provides engaging driving in a practical package. Any misfire affects the driving enjoyment Mazda is known for.