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2014 Mazda Mazda3: engine and transmission complaints

NO ELEVATED SIGNAL
29%
38 of 138 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2014 Mazda Mazda3. Engine, transmission and fuel system account for 29% of relevant complaints.

Better than 71% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
38
engine, transmission, fuel
Total complaints
138
this model year
Fires reported
1
owner-reported
Recall campaigns
4
10 crashes · 5 injuries

Complaints by component

UNKNOWN OR OTHER27 · 20%
ELECTRICAL SYSTEM27 · 20%
SERVICE BRAKES22 · 16%
FUEL/PROPULSION SYSTEM21 · 15%
ENGINE13 · 9%
BACK OVER PREVENTION11 · 8%

The years either side

2010
11%
68 of 686
2011
20%
18 of 132
2012
42%
75 of 226
2013
40%
28 of 117
2014
29%
38 of 138
2015
17%
20 of 129
2016
20%
19 of 102
2017
14%
11 of 83
2018
19%
20 of 108
2019
41%
26 of 74
2020
13%
4 of 32
2021
50%
22 of 49
2022
too few complaints
2023
too few complaints

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

POWER TRAIN,VEHICLE SPEED CONTROL07/11/2016CRASH1 INJURED
AS I WAS TURNING INTO A PARKING SPOT TO PARK MY CAR, THE CAR ACCELERATED ON ITS OWN AND RAN INTO A CONCRETE WALL. I HAVE HAD ISSUES WITH THIS CAR'S PROGRAMMING, INCLUDING WHEN I TOOK MY CAR IN TO GET FIXED AFTER THE SAFETY RECALL IN JANUARY '16. AS I REALIZED THE CAR WAS ACCELERATING - AND PUSHING ON THE BRAKE WOULD NO…
ENGINE05/17/2015CRASH1 INJURED
IN PARKING GARAGE, TURNING INTO PARKING SPOT. CAR ENGINE REVVED UP, AND CAR ACCELERATED INTO THE GUARD RAIL, SMASHING THE FRONTEND OF THE VEHICLE AND DAMAGING THE RADIATOR. DRIVER DID NOT PUT FOOT ON THE GAS; CAR LUNGED FORWARD ON IT'S OWN. THE AIRBAG DEPLOYED, AND DRIVER HAD DARK BRUISES ON ABDOMEN, LEFT ANTERIOR TH…
FUEL/PROPULSION SYSTEM06/14/2026
The fuel tank leaks fuel at a full tank and smells of gas in the cabin until about 3/4 tank. Car was dripping a large puddle of gas inside of a parking garage. Problem has been reproduced by my mechanic even after replacing the fuel pump retaining ring. It has not been inspected by the manufacturer or police. CEL did n…

Three of 38 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (4)

FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
Mazda Motors North American Operations (Mazda) is recalling certain model year 2014-2016 Mazda3 vehicles manufactured January 4, 2014, to September 18, 2015. The fuel ta…
PARKING BRAKE
Mazda North American Operations (Mazda) is recalling certain 2014-2015 Mazda6 and 2014-2016 Mazda3 vehicles. Water could possibly enter the brake caliper causing the par…
ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR
Mazda North America Operations (Mazda) is recalling certain model year 2014 Mazda3 vehicles manufactured June 12, 2013, through December 18, 2013, and model year 2014-201…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2014 Mazda Mazda3

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.