According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Mazda Mazda3 has 2 documented known issues. No issues are rated critical, indicating generally reliable ownership. DIY maintenance guides at au7o.io.
On the 2012-2013 Mazda Mazda3 2.0L SKYACTIV-G, mazda bulletin 01-020/15 covers some 2012-2013 Mazda3 vehicles with SKYACTIV whose check-engine light stores P0300, P0301, P0302, P0303, or P0304 during accelerated warm-up. Mazda says carbon may be deposited around the intake valves and destabilise combustion under a specific cold-start freeze-frame pattern: high calculated load, coolant below 100 degrees Fahrenheit, engine speed above 1,300 rpm, vehicle stopped, specified ignition timing, and less than 45 seconds of run time. The bulletin does not establish routine intake-valve cleaning for every 2012-2025 Mazda3.
P0300, P0301, P0302, P0303, or P0304 with the bulletin's freeze-frame pattern
How to Fix
Do not diagnose intake-valve deposits from rough idle or a misfire code alone. A Mazda technician should preserve and compare freeze-frame data with bulletin 01-020/15. If the exact pattern matches, the bulletin directs removal of the intake manifold and spark plugs, visual confirmation and cleaning of deposits using Mazda's controlled intake-valve procedure, reassembly, and PCM programming to the latest applicable calibration. If the freeze-frame pattern does not match, follow normal misfire diagnosis for ignition coils, plugs, injectors, compression, vacuum leaks, fuel quality, and other causes. A catch can or retail intake spray is not the stated repair.
Owner tips & cautions
TipAsk the repairer to save the original freeze-frame data before codes are cleared; the Mazda bulletin uses that data to decide whether its deposit procedure applies.
WarningDo not treat every Mazda3 misfire as carbon buildup. Mazda published a separate 2014-2016 Mazda3 bulletin for certain ignition-coil failures with the same P0300-P0304 family.
On the 2012-2016 Mazda Mazda3, mazda bulletin 05-005/19 covers specified early-production Mazda3 six-speed manual vehicles. The documented symptoms are hard shifting into 3rd, 4th, 5th, or 6th gear; the shifter jumping out of 3rd over a road bump while accelerating after deceleration at about 25-40 mph; or shift-lever vibration in 3rd or 4th. Mazda attributes these conditions to specific internal transmission parts and defines several production modifications. This is not a clutch-engagement judder bulletin and does not identify the clutch disc, pressure plate, or flywheel as the repair.
Shifter jumps out of 3rd over a road bump during the bulletin's driving condition
Shift lever vibrates in 3rd or 4th gear
How to Fix
Verify the exact symptom, VIN, build plant/date, and transaxle number against bulletin 05-005/19. The transaxle must be removed, and the technician then uses Mazda's symptom-and-modification tables plus the current EPC to select the applicable 3-4 or 5-6 clutch hub, gear, synchronizer-ring, and related service parts; some configurations require a complete transmission instead. Because the parts differ by symptom, gear ratio, VIN, and internal modification, do not order LF01-16-460B, MZK1012, a flywheel, or any clutch kit from this card.
Owner tips & cautions
TipRecord which gear is affected and whether the lever jumps out, resists engagement, or vibrates; Mazda's parts table uses those distinctions.
WarningThe bulletin's clutch hubs are internal synchronizer assemblies, not the engine-to-transmission clutch disc. A retail clutch kit does not address this verified condition.
Mazda North American Operations (Mazda) is recalling certain 2016-2018 Mazda3 vehicles. A defective windshield wiper relay may cause the windshield wipers to become inoperative, reducing the driver's visibility.
Campaign #19V27200004/04/2019
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 tank of the affected vehicles may have been improperly handled during manufacturing and, as a result, the welded attachment of the Inlet Check Valve (ICV) may fail and allow fuel to leak.
Campaign #16V68400022/09/2016
FUEL SYSTEM, GASOLINE:STORAGE
Mazda North American Operations (Mazda) is recalling certain model year 2016 Mazda3 vehicles manufactured September 24, 2015, to October 16, 2015. During manufacturing, the fuel tanks for the affected vehicles may have deformed, resulting in a fuel leak from the recirculation pipe welded connection.
Campaign #16V68500023/09/2016
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 parking brake actuator shaft to corrode and possibly bind.
Campaign #17V39300022/06/2017
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
Mazda North American Operations (Mazda) is recalling certain model year 2015-2016 Mazda3 vehicles manufactured May 21, 2015, to August 25, 2015. The affected vehicles are equipped with a fuel tank with a shut-off valve that can allow fuel to enter into the fuel tank emissions systems. If enough fuel enters the emission system it may leak out onto the ground or result in an engine stall.
According to Au7o's research across NHTSA recalls, manufacturer TSBs, and owner forum reports, the 2013 Mazda Mazda3 has 2 documented issues. The most frequently reported are: 2012-2013 Mazda3 SKYACTIV Cold-Start Misfire from Intake-Valve Deposits, 2012-2016 Mazda3 Six-Speed Manual Hard Shifting or Shift-Lever Vibration. None are rated critical, but regular maintenance is recommended.
Is the Mazda Mazda3 reliable?
The 2013 Mazda Mazda3 has 2 known issues compiled from NHTSA recalls, manufacturer TSBs, and owner forum reports. No issues are rated critical, suggesting generally good reliability. Regular maintenance following the manufacturer's schedule helps prevent many common problems.
What is the 2012-2013 Mazda Mazda3 2012-2013 Mazda3 SKYACTIV Cold-Start Misfire from Intake-Valve Deposits?
Mazda bulletin 01-020/15 covers some 2012-2013 Mazda3 vehicles with SKYACTIV whose check-engine light stores P0300, P0301, P0302, P0303, or P0304 during accelerated warm-up. Mazda says carbon may be deposited around the intake valves and destabilise combustion under a specific co… Severity: medium.
What is the 2012-2016 Mazda Mazda3 2012-2016 Mazda3 Six-Speed Manual Hard Shifting or Shift-Lever Vibration?
Mazda bulletin 05-005/19 covers specified early-production Mazda3 six-speed manual vehicles. The documented symptoms are hard shifting into 3rd, 4th, 5th, or 6th gear; the shifter jumping out of 3rd over a road bump while accelerating after deceleration at about 25-40 mph; or shi… Severity: medium.
Content on this page was compiled with AI assistance using NHTSA complaints, TSBs, owner reports, and public automotive data. While we strive for accuracy, this information may contain errors. Always verify repair procedures and specifications with your vehicle's service manual or a qualified mechanic.