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2019 Mazda Mazda3

2019 Mazda3: brakes and powertrain top the complaint list

From 72 owner complaints filed with NHTSA, brake problems are the single most reported issue at 21% of reports, including one crash and one injury. Engine and powertrain issues (often jerky, low-power acceleration) and electrical glitches in the driver-assist systems each show up in about 15% of reports. No fires were reported, but two more crashes are tied to engine and forward-collision-avoidance complaints. Read the breakdown below to know what to check on a test drive.

Most reported areas

Service Brakes safety 21%
The most common complaint: 15 reports (21%), with 1 crash and 1 injury. Test the brakes carefully and listen for vibration.
Engine safety 15%
11 reports (15%), including 1 crash. Owners describe hesitation and lost power when accelerating from low speeds.
Power Train0 15%
11 reports (15%), no crashes or injuries. Watch for jerky, uneven response when pulling away from a stop.
Electrical System0 15%
11 reports (15%), no crashes or injuries. Owners report driver-assist features (blind-spot, lane-keep) cutting out with dashboard warnings.
Forward Collision Avoidance safety 13%
9 reports (13%), including 1 crash. Some owners say automatic brake assist triggered or held when it should not have.

Source: NHTSA owner complaints · 72 complaints

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General information compiled from public NHTSA complaint data, for reference only, not professional advice and not reviewed by automotive experts. Verify before acting; Studio AM is not responsible for decisions made from it.