| 1 | 0 | 3 | 4 | 3 | 4 |
2010 Mazda CX-9 repairs by problem area
Engine (15%)
Transmission and Drivetrain (20%)
Brakes and Traction Control (14%)
Suspension and Steering (22%)
Electrical and Air Conditioning (20%)
Paint, Rust, Leaks, Rattles, and Trim (2%)
Other (7%)
Chart based on 95 repairs.
2010 Mazda CX-9 repair cost distribution
$2500+ (3%)
$1000 - $2499 (12%)
$500 - $999 (16%)
$100 - $499 (27%)
< $100 (43%)
Chart based on 77 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
2010 Mazda CX-9
Engine not specified
| Mazda CX-9 in Texas, United States Oct 2010 - Jun 2011 | |||
| Dec 201016000 mi | the right window on the passenger side could not fully come down if I press the button. | ||
2010 Mazda CX-9 4dr SUV
273-horsepower 3.7L V6 6-speed shiftable automatic FWD
| Mazda CX-9 in Arizona, United States Nov 2010 - Nov 2017 | |||
| May 201231800 mi | A/C condensate drain line became clogged and water built up in reservoir behind glove box. | ||
| Mazda CX-9 in California, United States Jul 2016 - Sep 2016 | |||
| Aug 201676500 miUS $330 | Had to replace driver's side rear wheel bearing. | ||
| Mazda CX-9 in North Carolina, United States Sep 2010 - Jul 2011 | |||
| Oct 201016000 mi | TCS Off(Traction Control System) and the symbol were lit a couple of times in the initial weeks of purchase as Certified Pre-Owned. Took to service as a preemptive measure. The codes came up okay and was told to forget about them. | ||
| Mazda CX-9 in Florida, United States Jul 2014 - Aug 2015 | |||
| Jul 201457000 miUS $800 | Master cylinder, booster. | ||
| Jun 201564000 mi | brake cylinder | ||
| Mazda CX-9 in Ohio, United States May 2014 - Jun 2018 | |||
| Dec 201455000 mi | Whine noise at low rpm at 40-50mph. Transmission replaced under warranty | ||
| Oct 201568200 mi | throttle body replacement front lower arms two days later | ||
| Sep 201791000 miUS $100 | break vacuum booster replaced (extended warranty) | ||
| Mazda CX-9 in Minnesota, United States Apr 2013 - Jul 2022 | |||
| Jun 201550000 miUS $200 | Tie rods replaced | ||
| Jun 201886000 miUS $450 | Front rotors and pads | ||
| Jul 2021114000 miUS $200 | Coolant fan relay failed. It was replaced. | ||
| Mazda CX-9 in Tennessee, United States Oct 2012 - Nov 2012 | |||
| Nov 201226000 miUS $390 | Very noticable grindingperiodic noise from the front end. Dealer checked the bearings, brake pad and rotor, rotate tires but the same noise from front end still there. Dealer claimed it is the tires make the "noise". | ||
| Mazda CX-9 in Florida, United States Jul 2011 - Aug 2013 | |||
| Jun 201235000 mi | Motorized tailgate latch began malfunctioning - wouldn't close shut all the way (like something was in the way of the tailgate, but there wasn't). | ||
| Mazda CX-9 in Florida, United States Jan 2011 - Apr 2012 | |||
| Jun 201115000 mi | DOME LIGHT BUT THE CAR HAS TO BE IN THE SHOP ALL DAY SINCE THEY HAVE TO TAKE THE HEADLINER OFF, NO BIGGIE GOT A LOANER FOR A DAY | ||
| Mazda CX-9 in Florida, United States Oct 2010 - Nov 2011 | |||
| Nov 201128000 mi | check engine lite came on. stopped by dealer. light reset. lite came back on again IN THREE DAYS. went back to dealer. diagnosed as bad fuel pressure sensor. part ordered. will install next week.....all warranty! | ||
| Mazda CX-9 in Texas, United States Jul 2010 - Jan 2015 | |||
| Sep 20107000 mi | Trim screw in wheel well fell out, replaced by dealer. | ||
| Oct 20107800 mi | Leak from damaged oil filter and missing drain plug gasket from poorly performed dealer oil change. Replaced oil filter myself and dealer replaced drain plug/gasket. | ||
| May 201232000 mi | Gas cap warning light would come on intermittently. Cap was tested and found to be leaking. Replaced under warranty. | ||
| Jul 201234700 mi | Driver's side HID low beam stopped working. Bulb was OK, dealer had to replace HID control unit. Gas cap warning light started coming on again. Fuel tank solenoid valve replaced under warranty. | ||
| Mazda CX-9 in Pennsylvania, United States Oct 2018 - Oct 2018 | |||
| Oct 201896000 miUS $750 | Check engine light on. Coded for bad injectors on one cylinder. Changed all 6 of them | ||
| Mazda CX-9 in Georgia, United States Aug 2010 - Dec 2013 | |||
| Oct 201011700 mi | Verizon cell phone charger was stuck in power outlet. Dealer said that it was a known problem, and a TSB had been issued. | ||
| Jan 201234000 mi | Bad Sunroof Motor | ||
| Mazda CX-9 in Virginia, United States Jun 2010 - Sep 2013 | |||
| Jun 201115000 mi | Automatic tailgate would not close. Could not close rear hatch, manually or otherwise. | ||
| Jul 201341000 miUS $600 | Had to replace rear driver side wheel bearings | ||
| Mazda CX-9 in Guanajuato, Mexico Oct 2010 - Jan 2022 | |||
| Sep 201756420 mi$300 | The brake booster and brake master cylinder had to be replaced. The guys from the warranty department covered around 40% of the cost. | ||
2010 Mazda CX-9 4dr SUV
273-horsepower 3.7L V6 6-speed shiftable automatic AWD
| Mazda CX-9 in Pennsylvania, United States Sep 2013 - Jun 2018 | |||
| Sep 201347000 mi | Wheel hub bearing was replaced | ||
| Mazda CX-9 in Washington, United States Sep 2013 - Jun 2022 | |||
| Jun 2022123000 miUS $2000 | Inner tie rod replaced on one side. All four differential mounting bushings (rubber) were badly deteriorated and replaced. The rear two are a difficult and costly repair. | ||
| Mazda CX-9 in Washington, United States Aug 2013 - Dec 2016 | |||
| Aug 201655000 miUS $350 | Torque convertor hesitation | ||
| Dec 201657000 mi | Torque Convertor was failing requiring a new transmission and torque convertor. | ||
| Mazda CX-9 in Washington, United States Jul 2011 - Jun 2018 | |||
| Mar 201755000 miUS $220 | TCS system switch failed, and needed to be replaced. | ||
| Mazda CX-9 in Texas, United States Dec 2011 - Sep 2014 | |||
| Mar 20118000 mi | replace abs module and reflash TCS | ||
| Jan 2014US $15 | Replaced front/rear blower relay (part L1Y1-67-730) because AC/heater blower came on when taking key out of ignition. | ||
| Mazda CX-9 in Ontario, Canada Feb 2014 - Jun 2016 | |||
| Mar 201450220 miC $150 | Engine light came on for second time in 3 months. First issue said to be fuel pressure sensor. This time was ignition coil and spark plug for cylinder # 4. After both repairs, car ran fine. | ||
| Jul 201454440 miC $350 | Tire light came on, due to slow leak. Had to replace TPMS for affected tire as it was corroded and leakef air. | ||
| Jan 201561380 miC $200 | Fuel tank sensor replaced. Was told by dealer that the sensor was "gummed up" by the coating used at Krown rustproofing. Have not yet gone back to Krown to ask them if possible. | ||
| Apr 201563640 miC $400 | TPMS replaced in one tire | ||
| Jun 201678120 miC $500 | Cracked wheel bearing replaced. Leaking water pump replaced. | ||
| Mazda CX-9 in Massachusetts, United States Jun 2014 - Oct 2021 | |||
| Dec 201458000 miUS $600 | Rear suspension gave out Power transfer unit cracked and needed to be replaced | ||
| Aug 201668400 miUS $500 | Back calipers were stuck | ||
| Feb 201879000 miUS $100 | Needed a relay replaced | ||
| Dec 2020109000 miUS $600 | Both rear wheel bearings needed replacing | ||
| Mazda CX-9 in Indiana, United States Apr 2014 - Jul 2017 | |||
| Jun 201440000 mi | leaking transfer case | ||
| Mazda CX-9 in New York, United States Sep 2011 - Sep 2018 | |||
| Dec 2017127000 miUS $500 | Needed to replace the ballast on the HID headlights. | ||
| May 2018134000 miUS $5500 | Replaced with a used engine with 64 K miles and the water pump. A time up was also done. | ||
| Mazda CX-9 in Indiana, United States May 2013 - Jul 2013 | |||
| Jul 201335000 mi | Torque convert was not coming out of lockup properly. Dealer changed transmission fluid under warranty and problem seems to be gone. | ||
| Mazda CX-9 in Georgia, United States Feb 2015 - Apr 2020 | |||
| Apr 2016102200 miUS $1100 | Left Front Brake Caliper was sticking, had to be replaced. Rear Wheel bearing failed, entire hub assembly had to be replaced. | ||
| Jun 2016108000 mi | A/C drain line became clogged. Used shop vac and attachment to suck out obstruction. Appears build up of water may have affected blower fan. | ||
| Feb 2018157000 miUS $650 | Alignment attempted by dealership. Broke bolt and back toe adjuster was seized so needed to be replaced. | ||
| Mazda CX-9 in Massachusetts, United States Dec 2011 - Oct 2016 | |||
| Mar 201234000 miUS $70 | Car would not start in the morning. I had thought something was draining the battery at night, but after taking the car to a dealer (they said the battery was fine), the second dealer replaced the battery. | ||
| Dec 201367000 miUS $1400 | Noise when accelerating from transmission. Replaced transfer case. Not covered under warranty, as my car is over 60k miles and no longer covered under powertrain warranty. | ||
| May 201593000 miUS $180 | TPMS sensor on the rear left wheel no longer working. The tire pressure light went on. When I took the tire pressure on the left rear wheel, the valve blew in, and the air pressure leaked. | ||
| Jan 2016103700 miUS $400 | Tire pressure valve blew out on front right tire and caused tire to blow out. Plastic key knob broke off. | ||
| Mar 2016107000 miUS $200 | Control arm recall. Outer right front tie rod replaced. 4 external bulbs needed to be replaced | ||
| Mazda CX-9 in Massachusetts, United States Jul 2010 - Jun 2015 | |||
| Oct 201347500 mi | Transfer case failed. Able to drive to dealer. 4 hour repair. | ||
| Mazda CX-9 in New Hampshire, United States Jul 2010 - Mar 2016 | |||
| Jun 201358000 mi | Wheel Bearings | ||
| Jul 201584500 miUS $1050 | Leak, wouldn't hold AC coolant. Major repair, several hours to replace worn parts. Wheel bearing, driver front | ||
| Mazda CX-9 in California, United States Nov 2010 - Oct 2016 | |||
| Sep 201551000 mi | Hissing noise when brake pedal pressed. Brake booster replaced part of the warranty campaign | ||
| Mazda CX-9 in Connecticut, United States Jun 2010 - Sep 2017 | |||
| Aug 201669400 mi | Driver's window is off track for the second time and needs a costly repair which we are currently considering. | ||
| Sep 201780000 miUS $3100 | AWD Transfer case failed and also damaged transmission. Very disappointed to say the least. | ||
| Mazda CX-9 in Wisconsin, United States Jul 2010 - Aug 2011 | |||
| Sep 20103000 mi | Scratches/Dents caused by dealer delivery, plus painted door for poor paint issue from manufacturer | ||
| Mazda CX-9 in Ontario, Canada Mar 2011 - Apr 2013 | |||
| Mar 201337820 mi | required new transfer case | ||
| Mazda CX-9 in Kentucky, United States Jun 2010 - Mar 2015 | |||
| Jan 201225000 mi | Accessory outlet - blown Fuse. Also light bulb driver side map light, took less than ten minutes to change. Clunking sound applying and releasing brakes | ||
| Mazda CX-9 in Minnesota, United States Nov 2010 - Jul 2022 | |||
| Jan 201136000 mi | Seat heaters for both seats, recalled but mine had already failed. | ||
| Mar 201641000 miUS $400 | Control rod bushing. | ||
| Mar 201743000 mi | Control arm recall due to possible rusting and failure. | ||
| Jan 201955000 miUS $1100 | Rear wheel bearings. | ||
| Jul 202270000 miUS $1150 | Tie rod and control arm. | ||
| Mazda CX-9 in Connecticut, United States Dec 2010 - May 2017 | |||
| Aug 201467000 mi | Transfer case failing - covered by Mazda up to 100k miles per recent mfg letter | ||
| Mazda CX-9 in Saudi Arabia Jul 2012 - Jan 2014 | |||
| Sep 201322940 mi | Engine light came on. Loss of power and transmission disfunction. Gears not shifting properly. | ||
| Mazda CX-9 in California, United States Dec 2012 - Jun 2013 | |||
| Jun 201336000 miUS $900 | Leak in master cylinder caused problem with vacuum in booster brake. Both have had to be replaced. Very premature and a problem reported for 2008 model but not recall. | ||
| Mazda CX-9 in Washington, United States Jul 2012 - Sep 2012 | |||
| Aug 201266700 miUS $1300 | replaced steering rack assumed new, but used part installed. still too much play in the steering. | ||
| Mazda CX-9 in Pennsylvania, United States Jun 2010 - Dec 2020 | |||
| Dec 201010500 mi | Experienced a severe sulfur/burning smell once the car was warmed up and on the road. Dealer could not replicate; we were told it was normal and provided a TSB for several different Mazda models regarding the catalytic converters. Sulfur smell was caused by a bad AWD transfer case; the smell was the oil inside burning up. Dealer replaced the transfer case under warranty; problem is resolved. Replaced bad AWD transfer case under warranty. We experienced a bad sulfur smell for several weeks, which was finally diagnosed as the oil in the transfer case burning up. | ||
| Sep 201229000 mi | Experienced hesitation under light load, and manual shifting was not working. Bad driveshaft identified; did not fix the problem. Dealer replaced the driveshaft, transmission, and ignition coils under warranty. | ||
| Dec 201342000 mi | Passenger side front axle came unseated under hard acceleration. Dealer re-seated. Did not require replacement this time but might if it reoccurs. | ||
| Jul 201772000 miUS $100 | Vacuum booster had torn membrane and was not reliably holding pressure. This was a known issue and Mazda had extended the warranty for that part. Our vehicle was ~6 months beyond the warranty, but the dealer worked with us an charged us only $100 for the repair, which otherwise would have been ~$700. | ||
| Mazda CX-9 in Illinois, United States Jan 2011 - Sep 2017 | |||
| Mar 201274000 miUS $200 | Removed rusted bolts from heat shield and put in new ones Removed rusted bolts from heat shield and put in new ones | ||
| May 201282300 miUS $735 | new computer for locking system, module under the dash was bad | ||
| Oct 2012104500 miUS $1700 | transfer case went bad replaced with new one | ||
| Jul 2015266200 miUS $600 | Needed new wheel bearings | ||
| Mar 2016297000 miUS $1000 | New struts ,cv joints and brakes over a period pf three trips !!! And yes we are still driving it! I gave it to my son who lives in Chicago I dont expcet it to last terribly long now. We do keep oil changed but.. | ||
| Mazda CX-9 in Michigan, United States Apr 2011 - Jun 2014 | |||
| Aug 20116500 mi | Minor leak from rear differential oil seal (right side). Oil seal replaced. | ||
| Mazda CX-9 in Connecticut, United States Jan 2013 - Jun 2015 | |||
| Feb 201348800 mi | all wheel drive not operating. in snow car will not move only front tires spin and truck seems to lose power and go nowhere dealer says computer firmware needed or bad transfer case will be taking car back to dealer 2/21/2013 keep you posted | ||
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