2012 Mazda CX-9 Mazda CX-9 2012

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2012 Mazda CX-9 Problems and Repair Histories

2012 Mazda CX-9 repairs by problem area

Engine (19%)

Transmission and Drivetrain (25%)

Brakes and Traction Control (28%)

Suspension and Steering (6%)

Electrical and Air Conditioning (6%)

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

Other (6%)

Chart based on 32 repairs.
Non-members can see only ten 2012 Mazda CX-9 repair histories. Log in or join us to see them all.

2012 Mazda CX-9

Engine not specified

Mazda CX-9 in Oregon, United States
Sep 2013 - Jul 2014
Apr 2014

21000 mi
Car to dealer 6 times (start 6/2013) for toxic smell from engine entering cabin. Nothing found and disregard of Mazda. Car FAILS in 03/2014. Took to shop. Transfer case failure and smell was caused by it. Transfer case changed. 9 months lost 

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2012 Mazda CX-9 4dr Sedan

273-horsepower 3.7L V6 6-speed shiftable automatic AWD

Mazda CX-9 in Connecticut, United States
Sep 2012 - Feb 2016
Feb 2015

44000 mi
4 wheel drive system failed completely and dealer installed brand new(transfer case/transaxle) 
Dec 2015

61000 mi
Failure of valve cover gaskets, front engine seal, multiple engine seals all failed at same time. Emissions controls also failed and were replaced.  They obviously didn't do a good job because the valve cover gaskets and a seal on the side of the engine failed again a week later. I was told that the gaskets were installed improperly due to the lack of room, can't see what you're doing. 
Feb 2016

61000 mi
I had it with this car. The car would constantly stall while driving or in park or whenever. There are 6 codes currently showing on computer and with all the past issues we gave up on this car It's a lemon 

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2012 Mazda CX-9 4dr SUV

273-horsepower 3.7L V6 6-speed shiftable automatic FWD

Mazda CX-9 in Georgia, United States
Oct 2012 - Mar 2016
Dec 2012

2000 mi
Rubber seal surrounding headlight on driver's side was improperly installed; replacement required removal of bumper, grille and headlight assembly (4 hours to complete), loaner car provided 
Aug 2013

13000 mi
Windshield wipers got out of sync and crashed into each other. Driver side wiper arm bent and passenger side wiper arm stripped at base (where it attaches to motor). All parts of both wipers replaced, but one had to ordered. 
Mar 2014

24000 mi

US $290
Front brake rotors caused increasing pedal/steering wheel vibration, replaced with aftermarket rotors at 22k b/c dealer refused to replace under warranty. Paid $190 for the parts and my mechanic installed for $100. 
Oct 2014

32300 mi

US $80
High beams range and quality had significantly degraded since new. Replaced with Sylvania Ultra bulbs. Tried to replace bulbs myself but could not fit my hand in the tight space to insert and secure bulbs. 
Jan 2015

36700 mi
Front rotors had to be replaced with higher quality aftermarket rotors. OEM rotors had been resurfaced once and then replaced but started vibrating yet again. Warranty is now expired, so I had cross-drilled aftermarket parts installed. 
May 2015

42000 mi
Brake booster vacuum leak, brake booster replaced under warranty extension for that part. Had to order part but provided loaner. 
Jul 2015

45000 mi
Started hearing a loud, intermittent metallic rattling sound after last repair trip. Heat shield on exhaust was loose and the entire exhaust system is being replaced per an extended warranty on the parts. Six days and parts not here yet. 
Aug 2015

46000 mi
Repair of exhaust system noted in 7/15 were completed after waiting 22 days for parts. Noticed heat shield rattling when A/C kicked on a few days later and had to return to dealer for repair. 
Mazda CX-9 in Guatemala
Sep 2013 - Dec 2015
Aug 2014

15500 mi

$150
Steering wheel shimed when applying brakes 

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2012 Mazda CX-9 4dr SUV

273-horsepower 3.7L V6 6-speed shiftable automatic AWD

Mazda CX-9 in Pennsylvania, United States
Jun 2014 - Feb 2015
Nov 2014

35700 mi
Finish flaked off of steering wheel radio satellite controls for radio. 
Mazda CX-9 in Alberta, Canada
Feb 2013 - Mar 2016
Nov 2015

26660 mi
Suspension/steering recall repair. ball joints and lower control arms replaced under recall. 
Mar 2016

29140 mi
Removed and replaced oil seals on output shaft. Rear axle sears were leaking fluid. 
Mazda CX-9 in Washington, United States
Feb 2016 - Mar 2016
Mar 2016

26000 mi
Transfer case seal failed, transfer case replaced. 
Mazda CX-9 in New Jersey, United States
Jan 2015 - Mar 2016
Sep 2015

27000 mi
The brake booster completely failed making braking extremely difficult and dangerous. Brake booster was replaced under warranty. Parts in stock, known problem. 
Mazda CX-9 in New Jersey, United States
Sep 2012 - Jun 2015
Mar 2015

43000 mi
front wheel drive system leaking and replaced under warranty 
Mazda CX-9 in Colorado, United States
Sep 2012 - Mar 2016
Jul 2014

49000 mi
The brake booster failed. This possibility was mentioned in an extended warranty notice several months ago, but it was still a dangerous surprise when it happened while driving the car in heavy traffic. They replaced it all for free. 
Mazda CX-9 in New York, United States
May 2013 - Dec 2015
Jun 2013

6000 mi
Driver side mirror vibration 
Oct 2015

31000 mi

US $200
Loose from end 
Mazda CX-9 in North Dakota, United States
Sep 2012 - Mar 2016
May 2013

6000 mi
Manual lift plastic gate handle broke off and had to be replaced 
Mar 2014

13000 mi
Differential started to leak. Was replaced with a brand-new unit, which started to leak again. Another replacement of seals in the differential and the car appears fine. Tool altogether 3 trips within the span of a month. 
Aug 2014

16300 mi
Rattling at certain RPM during acceleration. Dealer replaced an exhaust pipe. The noise is still there after the repair. Because it is not a safety issue, this will be addressed during the next PM visit to the dealer. 
Mazda CX-9 in California, United States
Jan 2013 - Dec 2015
Jul 2013

21300 mi
Hiss or whistle from under dash when brake pressed and held. Pedal mushy but brakes still worked. Diagnosed as a failed vacuum booster for the master cylinder. Replaced by dealer under warranty. 
Mazda CX-9 in Quebec, Canada
Apr 2013 - Dec 2015
Mar 2014

6200 mi
Both front rotors needed replacement. Rust buildup between rotor and hub caused warping which in turn caused brake oscillation...very unconrfortable braking. 
Mazda CX-9 in California, United States
Oct 2012 - Dec 2015
May 2014

14000 mi
Transfer case output seal leaking causing burning oil smell due to proximity to exhaust system. The dealership replaced the seal and all seems fine now. 
Nov 2015

26000 mi
Replaced transfer case for ongoing burning smell when going uphill. Related to previous repair attempt of replacing output seal. 
Mazda CX-9 in Michigan, United States
Sep 2012 - Jan 2015
Mar 2013

6000 mi
TPMS light came on 

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2012 Mazda CX-9 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 CX-9 problems occur, check out our car reliability stats.