2012 Mazda Cx-9: Reliability Data

Source: NHTSA — 263 complaints
263
Total Complaints
55,000mi
Median Mileage
SERVICE BRAKES
Top Issue
14
Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

35,060 25th Percentile
55,000 Median Mileage
77,900 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES
139
ENGINE
25
AIR BAGS
23
POWER TRAIN
18
VEHICLE SPEED CONTROL
11
SUSPENSION
9
STEERING
7
UNKNOWN OR OTHER
6
ELECTRICAL SYSTEM
5
EXTERIOR LIGHTING
3

Severity Assessment

14
Crashes
0
Fires
10
Injuries
0
Deaths

Sample Complaint Reports

"BOTH MY TAIL LIGHTS FORM CONDENSATION. I CONTACTED BOTH THE DEALER AND THE CORPORATION SEVERAL TIMES. THE CORPORATION MAINTAINS THIS IS A NORMAL OCCURRENCE THAT COMES AND GOES DEPENDING ON THE WEATHER CONDITIONS. CONSEQUENTLY THEY DON'T CONSIDER THIS A WARRANTY ISSUE, AS A RESULT THEY WON'T DO AN..."
"TL* THE CONTACT OWNS A 2012 MAZDA CX9. THE CONTACT STATED THAT THE HEADLIGHTS WOULD PROVIDE MORE THAN 15 FEET OF ILLUMINATION UNLESS THE HIGHBEAMS WERE TURNED ON. THE CONTACT HAD TAKEN THE VEHICLE TO THE DEALER TWICE AND THE CONTACT WAS TOLD THERE WAS NOTHING WRONG WITH THE HEADLIGHTS. THE VIN WAS N..."
"I HAD AN INCIDENT YESTERDAY RESULTING IN A MINOR COLLISION. MY ACCELERATOR STUCK, MY ENGINE KEPT REVVING, AND I COULD NOT STOP. I KEPT APPLYING THE BRAKES BUT IT FELT AS IF EVERYTHING LOCKED UP. I REARENDED THE PERSON IN FRONT OF ME NO DAMAGE TO THEIR CAR AND ONLY MINOR TO MINE. I AM NOW AFRAID TO..."

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28