2012 Mazda Mazda3 Mazda Mazda3 2012

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2012 Mazda Mazda3 repairs by problem area

Engine (24%)

Transmission and Drivetrain (11%)

Brakes and Traction Control (7%)

Suspension and Steering (12%)

Electrical and Air Conditioning (26%)

Paint, Rust, Leaks, Rattles, and Trim (9%)

Other (9%)

Chart based on 107 repairs.
See TSBs and recalls for the 2012 Mazda Mazda3.

2012 Mazda Mazda3 repair cost distribution

$2500+ (1%)

$1000 - $2499 (6%)

$500 - $999 (8%)

$100 - $499 (24%)

< $100 (61%)

Chart based on 84 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten 2012 Mazda Mazda3 repair histories. Log in or join us to see them all.

2012 Mazda MazdaSpeed3 4dr Hatch

turbocharged 263hp 2.3L I4 6-speed manual FWD

Mazda MazdaSpeed3 in Illinois, United States
Oct 2014 - Dec 2014
Dec 2014

35000 mi
valve body replaced and now getting terrible gas mileage 
Mazda MazdaSpeed3 in Florida, United States
Mar 2012 - Sep 2017
Jul 2014

22500 mi
Center console latch. It working 
Jul 2017

56000 mi
Recall replacement of the rear hatch supports 
Mazda MazdaSpeed3 in Indiana, United States
Jan 2015 - Sep 2017
May 2015

18000 mi

US $250
Wheel stud sheared while torquing wheel lug. Was not due to crossthreading. 
Mazda MazdaSpeed3 in Virginia, United States
Jun 2014 - Jul 2016
Oct 2014

23300 mi
Serpentine belt missing chunk. 
Mazda MazdaSpeed3 in Oklahoma, United States
Mar 2013 - Jun 2015
Feb 2014

28400 mi
Driving at dusk with the headlights on. Suddenly, the headlights turned off, along with all of the dash and interior lights, including dash lights that are on when headlights are off. Daylight sensor reprogrammed. Hasn't recurred, but doubt really fixed. 
Mazda MazdaSpeed3 in Florida, United States
Aug 2011 - May 2016
Sep 2014

48000 mi

US $450
Wheel hub began making rubbing noise at 45,000, gradually got worse. 
Mazda MazdaSpeed3 in Florida, United States
Jun 2012 - Sep 2017
Nov 2013

18000 mi
Head unit would intermittently not play stations. I could press a station and have it play fine, change to another station, come back to the first station and it would be silent. Head unit had to be replaced. 
Mar 2017

63000 mi

US $375
Complete failure of the horn. 
Mazda MazdaSpeed3 in Florida, United States
Aug 2012 - May 2015
Dec 2013

20000 mi

US $1300
HPFP was no longer delivering required fuel. Had to purchase and install upgraded pump. 
Mazda MazdaSpeed3 in Louisiana, United States
Dec 2014 - Jun 2017
Feb 2016

57900 mi

US $600
Replaced clutch,and flywaheel 
Jun 2017

85000 mi

US $5000
Cracked piston loss compression. Rebuild engine. The car is 450 whp, probably not fair to count this particular car in with stock mazdaspeed3's in my opinion. 
Mazda MazdaSpeed3 in California, United States
Sep 2011 - Sep 2017
Oct 2013

4200 mi
Satellite radio reception intermittent. Dealer says this is a common complaint and there is no fix. 
Jun 2014

5000 mi
Car had intermittent noise/vibration in right turns. Factory Rep advised dealer to replace left knuckle and bearing. 
Nov 2014

7000 mi

US $185
battery failure 
Mazda MazdaSpeed3 in Ontario, Canada
Nov 2012 - Sep 2017
Jun 2017

58900 mi

C $1700
Hole in washer fluid reservoir, reservoir replaced. lower control arm replaced rear brakes pads and rotors replaced Rear shocks replaced 
Sep 2017

61380 mi

C $670
Wheel hub and wheel bearing 

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2012 Mazda Mazda3

Engine not specified

Mazda Mazda3 in Manitoba, Canada
Feb 2012 - Apr 2012

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2012 Mazda Mazda3 4dr Sedan

167-horsepower 2.5L I4 6-speed manual FWD

Mazda Mazda3 in Illinois, United States
Aug 2017 - Sep 2017
Sep 2017

68000 mi
Passenger door would not open from inside. Mechanism repaired. 
Mazda Mazda3 in Texas, United States
Oct 2014 - Mar 2017
Mar 2015

26000 mi

US $1100
Before I bought the car with 17,xxx miles, I was aware that the 2.5 L with a 6-speed has a notoriously weak clutch, at 26K miles it was gone. No harsh driving 
Dec 2015

34000 mi

US $1
The factory clutch wore out early, as is a known problem with this model / engine combo. I put a stage 1 aftermarket clutch in. It failed in 9000 miles. I went back to an OEM factory clutch setup 
Mazda Mazda3 in Florida, United States
Nov 2014 - Dec 2014
Dec 2014

48000 mi

US $360
loss of acceleration and power steering, multiple dashboard lights while driving. 

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2012 Mazda Mazda3 4dr Sedan

167-horsepower 2.5L I4 5-speed shiftable automatic FWD

Mazda Mazda3 in Mexico, Mexico
Nov 2011 - Mar 2017
Aug 2016

37080 mi

$1000
The dealer replaced the TCM module, because during normal driving of the car had warning signal "AT" in the control panel and occasionally stopped the car and the directions of the board were lost. It took one week to repair. 

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2012 Mazda Mazda3 4dr Sedan

155-horsepower 2.0L I4 6-speed shiftable automatic FWD

Mazda Mazda3 in Ontario, Canada
Aug 2012 - Jun 2016
Aug 2013

14880 mi
traveling on highway felt a bang heard a whining noise drove to nearest Mazda dealer misdiagnosed as wheel misalignment.drove to home dealer diagnosed as transmission replacement that was 10 days ago still waiting for new transmission!!!!! 
Oct 2013

15780 mi
transmission total failure took 7 1/2 weeks for tranny to come from Japan!!!! Dealer and Mazda don't care totally dissatisfied with repair job and total experience with this company,will purchase a Nissan or Honda next. 
Jan 2014

20460 mi
Drivers door inner door handle would not work, replaced entire door lock assembly under warranty, part was in stock at dealer must be a defect!!!!!! Drivers door inner door handle would not work, replaced entire door lock assembly under warranty, part was in stock at dealer must be a defect!!!!!! 
Jan 2015

19520 mi
engine was started @ -25 C went to red line would not idle down,dealer had for 1.5 days said mat held throttle down Checked prior to tow away and mat was fine.It would seem dealer could not find the problem and had to blame it on something. 
Mazda Mazda3 in Minnesota, United States
Jul 2015 - Sep 2017
Oct 2016

39300 mi

US $150
Check engine light, pulled code for small EVAP system leak. Brought to dealer who replaced gas cap. After a week and no CEL, the gas cap seems to have fixed the issue. 
Mazda Mazda3 in Arizona, United States
Jul 2017 - Sep 2017
Aug 2017

70000 mi

US $100
Replacing rear rotors and pads. General cleaning and service to caliper/hardware. 
Mazda Mazda3 in Minnesota, United States
Jul 2014 - Sep 2017
Mar 2017

114000 mi

US $300
Replaced front and rear shocks/struts due to some occasional clunking noises in suspension. 
Mazda Mazda3 in Massachusetts, United States
Sep 2015 - Sep 2017
Mar 2017

93000 mi

US $800
Pads and rotors replaced, front and back. $800 
Mazda Mazda3 in North Carolina, United States
Oct 2013 - Oct 2017
Aug 2016

50300 mi
Software Update to Re-Program voltage regulator. Symptom: Headlights dimming/flashing when brakes applied. 
Mazda Mazda3 in Michigan, United States
Jun 2013 - Jan 2017
Feb 2015

13300 mi
Computer required update. Known issue. Headlights would flash low/high when braking. 
Mazda Mazda3 in Pennsylvania, United States
Jan 2012 - May 2015
Jun 2013

25000 mi
faulty door lock. 
Feb 2014

34000 mi
Electric lock makes a zzzzzit noise when locking. Waiting for part to come in. 
Mar 2014

35000 mi
Lock motor was replaced. 
Mazda Mazda3 in Alaska, United States
Jun 2013 - Jul 2014
Jun 2014

33000 mi
The belts shredded near the dealership and I managed to get into the parking lot before the engine died completely. The belts shredded again three weeks later. The repairs took almost a week with no reason provided as to why the belts broke two separate times. 
Mazda Mazda3 in Pennsylvania, United States
Jul 2012 - Sep 2017
Dec 2015

30000 mi

US $220
Faulty tire pressure sensor replaced 

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2012 Mazda Mazda3 4dr Sedan

155-horsepower 2.0L I4 6-speed manual FWD

Mazda Mazda3 in New Hampshire, United States
Aug 2012 - Jun 2015
Nov 2012

4100 mi
Check engine light. Reset, no further issues. 
Mazda Mazda3 in British Columbia, Canada
Jul 2012 - Sep 2017
Nov 2015

46540 mi
Driver seat back became detached from seat bottom. Passenger seat belt latch became stuck. 
Aug 2016

57660 mi
Front passenger side wheel bearing became excessively noisy, was replaced. 
Feb 2017

68200 mi
Excessive noise, vibration, and tire wear. Driver side wheel bearing went and was replaced. 
Mazda Mazda3 in Saskatchewan, Canada
Oct 2012 - Mar 2015
Feb 2015

46040 mi
Ecm problem, car running in limp mode.Dealer said cannot fix the problem. Tried a different flash onto ecm 
Mazda Mazda3 in Ontario, Canada
May 2016 - Sep 2017
Aug 2016

54020 mi

C $80
Clogged air filter. Replaced with upgrade. K&N air filter. 
Feb 2017

78120 mi

C $1600
Burnt clutch and assembly. New clutch kit and gear oil. 
Sep 2017

99820 mi

C $450
Brake on passenger rear making noises. Wear assessed as cause. Replacement of rear Pads and rotors required and I performed. 

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2012 Mazda Mazda3 4dr Sedan

148-horsepower 2.0L I4 5-speed shiftable automatic FWD

Mazda Mazda3 in California, United States
May 2017 - Sep 2017
Aug 2017

61000 mi
Transmission started making loud whirring noises at all speeds. New transmission required. Covered under extended warranty. 
Mazda Mazda3 in New South Wales, Australia
Aug 2013 - Jun 2017
Aug 2013

6200 mi
Coolant leakage 
Mazda Mazda3 in Nova Scotia, Canada
Mar 2012 - Jul 2013
May 2013

5060 mi
Traction control light intermittently stays on. Replaced ang sensor code U0428:62-68 invalid data received from SASM Brakes feel spongy at times. problem since new. Told they were normal. Still not convinced 

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2012 Mazda Mazda3 4dr Sedan

148-horsepower 2.0L I4 5-speed manual FWD

Mazda Mazda3 in Pennsylvania, United States
Mar 2012 - Mar 2014
Nov 2012

5500 mi
Power door locks ceased functioning from interior buttons. Body Control Module needed to be reprogrammed. Not successful, back in the shop. Power door locks finally fixed. Problem was a faulty body control module. Was replaced and problem fixed. 

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2012 Mazda Mazda3 4dr Sedan

Mazda Mazda3 in Texas, United States
Jun 2017 - Sep 2017
Jul 2017

68200 mi

US $20
Added some refrigerant because it was low and not cooling. I used one of the cheap $20 kits from Wal-mart and did it myself, it took 5 minutes 
Sep 2017

73000 mi

US $82
Sunroof switch broke and would not close the sunroof. Upon removing the dome light assembly it broke apart in my hands (presumably because of heat damage) so the whole assembly had to be replaced. 

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2012 Mazda Mazda3 4dr Hatch

167-horsepower 2.5L I4 6-speed manual FWD

Mazda Mazda3 in Alberta, Canada
May 2012 - Oct 2017
Apr 2014

16720 mi
Power steering rack was leaking and was replaced under warranty 

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2012 Mazda Mazda3 4dr Hatch

167-horsepower 2.5L I4 5-speed shiftable automatic FWD

Mazda Mazda3 in Rhode Island, United States
Feb 2017 - Jun 2017
Mar 2017

93000 mi

US $65
The blower resistor was burnt out. I replaced with a new genuine Mazda one I found on eBay for $65. It took less than 15 minutes. 

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2012 Mazda Mazda3 4dr Hatch

155-horsepower 2.0L I4 6-speed shiftable automatic FWD

Mazda Mazda3 in Ontario, Canada
Mar 2017 - Oct 2017
Apr 2017

66960 mi

C $60
Replace rear shocks 
Mazda Mazda3 in Alabama, United States
Oct 2016 - Sep 2017
Aug 2016

34481 mi

US $593
Replaced Entire (Bose) Sound System 
Mazda Mazda3 in California, United States
Dec 2011 - Nov 2012
Jun 2012

10000 mi
Armrest developed an indent from normal use. Part replaced under warranty. 
Mazda Mazda3 in Virginia, United States
Dec 2011 - Aug 2016
Oct 2013

35800 mi
Transmission slow going into reverse. Reprogrammed per TSB. 
Mazda Mazda3 in British Columbia, Canada
Apr 2017 - Jul 2017
May 2017

55800 mi

C $450
Timing belt broke while driving and battery was drained due to engine trying to keep engine safe. 
Mazda Mazda3 in Arizona, United States
May 2016 - Sep 2017
Aug 2016

43500 mi

US $65
Headlights flickering when braking. Per TSB this is due to insufficient alternator output and a software update is needed to correct the problem. 
Mazda Mazda3 in California, United States
Jun 2012 - Jun 2017
May 2017

68000 mi
While I was driving about 70 mph the car suddenly downshifted and wouldn't go more than about 25 mph or less and couldn't go up hills. Got towed - turned out to be a software glitch? The dealer reset and didn't charge me. 
Mazda Mazda3 in Maryland, United States
Dec 2011 - Jun 2017
Jan 2015

56300 mi

US $461
My wheels were bent, but no abnormal cause was apparent (like an accident or collision). 
May 2015

48000 mi
Piece of under body trim was loose. 
Feb 2017

71000 mi

US $200
There was a leak through the tire pressure monitor sensor. 
May 2017

76000 mi
My headlights would pulsate when I was decelerating. The shop applied a known software fix to rectify the problem. 
Mazda Mazda3 in Washington, United States
Mar 2012 - Mar 2016
Jul 2015

48000 mi
traction control light on and then car would go into manual mode but not respond to shifting 
Mazda Mazda3 in Maryland, United States
Dec 2012 - Jun 2017
Aug 2016

51000 mi

US $50
Replaced Horn that was going bad, did not made a loud noise anymore 
Mazda Mazda3 in California, United States
Jun 2013 - Jun 2017
Jul 2014

25000 mi
"Airbag off" warning light inconsistently illuminates when adult in front passenger seat. Noise from front wheel area since last tire rotation (other auto shop noticed cupping on tires.) Requested suspension be checked while under warranty. Visor clip (unusually difficult to use) failed in first few months. 
Jan 2015

30500 mi
Interior driver door handle (silver color coated black plastic)lost silver coating beginning at 4 months of ownership. Also steering wheel control buttons for radio/phone/cruise control losing markings also at 4 months of ownership. 
Mazda Mazda3 in Arizona, United States
Aug 2012 - Sep 2017
Dec 2016

46000 mi

US $75
cracked front crank seal 
Jan 2017

46240 mi

US $297
VVT actuator o-ring 
Mazda Mazda3 in New Jersey, United States
Sep 2012 - Apr 2016
Sep 2013

7000 mi
defective valve assembly replaced 
Mazda Mazda3 in Florida, United States
Mar 2016 - Sep 2017
Mar 2016

44000 mi

US $80
Fog lights relay went faulty at 18k miles. Replaced at 44k miles. 
Apr 2016

44700 mi

US $296
Mass air flow sensor died. Car was stranded. Diagnosed and replaced same day. 
Mazda Mazda3 in Alabama, United States
Apr 2012 - Nov 2017
Jul 2012

15700 mi
Driver side mirror glass developed a vibration. 
Jun 2013

34000 mi

US $100
During an inspection as part of a service, a large amount of buildup was discovered on the throttle body, and it was cleaned. Technician noted that due to the aggressive EGR system on this engine, this is not uncommon. 
Aug 2013

37700 mi

US $115
AT, check engine, traction control 'slip' lights lit. Restart cleared all but check engine. Dealer, at Mazda's recommendation, reflashed transmission and traction control modules. Problem has not recurred. Tow recommended but not required. Transmission service, check engine, and traction control fault lights. All but check engine cleared by restart. Dealer contacted Mazda, advised to reflash transmission control and traction control modules. Problem has not reoccurred. 
Apr 2014

45700 mi

US $600
Two left door lock solenoids replaced for intermittent failure to lock. Dealer at 8k mi said resultant noise was not a problem, and performed repair under 'good will'. 
Sep 2015

71000 mi

US $25
Condensation forming on the vents after the AC was turned off. Replaced low-beam headlight bulbs. 
May 2016

83800 mi

US $199
A clunking noise was noticed going over a speed bump at an angle, as well as unusual handling. Replaced rear stabilizer bar end links. 
Nov 2016

96300 mi
Pending misfire stored fault code, with flashing CEL on power-on. Cleared code, inspected and cleaned throttle body. 
Jun 2017

111000 mi
Liftgate struts corroded. Performed recall 9916H. 
Oct 2017

117000 mi
Bluetooth module for OE stereo failed to remain paired to phone. Replacing the radio was cheaper than replacing the Bluetooth module. 
Nov 2017

120000 mi
During an inspection as part of a recall service, the transmission pan gasket was found to be leaking, and was replaced. 
Mazda Mazda3 in Florida, United States
Jul 2015 - Oct 2015
Jul 2015

66000 mi

US $150
AC clutch bearing making rattling noise. Have to replace entire AC compressor to fix. 
Sep 2015

67000 mi

US $650
Replaced AC compressor to stop rattling noise from clutch bearing. 
Mazda Mazda3 in Alabama, United States
Feb 2012 - Sep 2017
May 2015

71000 mi

US $600
Both wheel bearings had to be replaced. 
Mazda Mazda3 in Kentucky, United States
Mar 2015 - Sep 2017
Jul 2016

38300 mi
Oil pan gasket developed leak - fixed at no cost by repair shop 

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2012 Mazda Mazda3 4dr Hatch

155-horsepower 2.0L I4 6-speed manual FWD

Mazda Mazda3 in Alberta, Canada
Feb 2012 - Mar 2013
Oct 2012

11160 mi
The carpet was loose in the passenger foot-well near the kick panel. The carpet was secured by the dealer. 
Mazda Mazda3 in Pennsylvania, United States
Jul 2012 - Jun 2014
Nov 2013

22600 mi
Squeaky clutch, apparently there was a service advisory from Mazda. Did not affect performance. 
Mazda Mazda3 in Texas, United States
Aug 2012 - Mar 2015
Aug 2013

8900 mi
Engine light was on. Computer needed firmware update. 
Jan 2014

5000 mi
Have to turn key twice to start car. 
Mazda Mazda3 in Alberta, Canada
Jun 2015 - Sep 2017
Jun 2016

53940 mi
Replaced failed engine mount. 
Mazda Mazda3 in Minnesota, United States
Jun 2012 - Sep 2017
Sep 2015

30000 mi
Rear hatch electric latch was not working properly (failed to latch randomly). Dealer replaced mechanism under warranty after holding/testing overnight. 
Mazda Mazda3 in Colorado, United States
Dec 2013 - Sep 2017
Apr 2017

103000 mi

US $120
Replace drivers side window lock assembly. Cable had frayed and broken, making drivers side door lever inoperative. 

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See TrueDelta's information for all Mazda models.

2012 Mazda Mazda3 Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2012 Mazda Mazda3 problems occur, check out our car reliability stats.