"How reliable is the 2014 Mazda Cx-9?"

"Based on 73 NHTSA complaints, the 2014 Mazda Cx-9 has a median complaint mileage of 52789 miles. The most common issue is Engine."

"What are common problems with the 2014 Mazda Cx-9?"

"The most frequently reported component in NHTSA complaints for the 2014 Mazda Cx-9 is Engine, accounting for a significant portion of the 73 total complaints filed."

2014 Mazda Cx-9: Reliability Data

Source: NHTSA — 73 complaints

Total Complaints

52,789mi

Median Mileage

Engine

Top Issue

Crash Reports

When Do Complaints Happen?

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

17,000 25th Percentile

52,789 Median Mileage

80,750 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

Engine

Unknown Or Other

Service Brakes

Power Train

Suspension

Fuel/Propulsion System

Steering

Seats

Air Bags

Electrical System

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"TL* THE CONTACT OWNS A 2014 MAZDA CX-9. THE CONTACT STATED THAT THE DUAL EXHAUST MUFFLER, THE BOLTS, THE CLIPS, AND THE ASSEMBLY WERE COVERED WITH RUST. THE VEHICLE WAS NOT DIAGNOSED OR REPAIRED. THE MANUFACTURER WAS NOTIFIED OF THE FAILURE. THE FAILURE MILEAGE WAS 800."

"REAR WINDOW EXPLODED WHEN I TOOK MY FOOT OFF THE BRAKE? NEVER EVEN TOUCHED THE ACCELERATOR. *TR"

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

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

When Does Each Component Fail?

Median mileage at complaint for top components.

Engine 19 complaints

25th: 78,250 mi Median: 91,675 mi 75th: 109,500 mi

Unknown Or Other 9 complaints

25th: 38,500 mi Median: 54,500 mi 75th: 65,000 mi

Service Brakes 9 complaints

25th: 15,000 mi Median: 48,000 mi 75th: 71,000 mi

Power Train 7 complaints

25th: 52,225 mi Median: 83,900 mi 75th: 109,500 mi

Suspension 5 complaints

25th: 51,091 mi Median: 69,394 mi 75th: 88,250 mi

Where Are Complaints Coming From?

Top states by complaint count.

FL: 5 CA: 5 PA: 5 CT: 5 MA: 5 NJ: 4 TX: 4 LA: 4 WA: 4 MD: 3

Mazda Cx-9 — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
2007	98	94,500	Suspension	3
2008	229	104,000	Suspension	14
2009	65	80,000	Service Brakes	2
2010	193	71,000	Service Brakes	6
2011	206	75,200	Service Brakes	10
2012	263	55,000	Service Brakes	14
2013	79	53,000	Engine	7
2015	45	65,000	Engine	1
2016	140	32,200	Engine	6
2017	76	33,500	Engine	0
2018	162	18,500	Engine	6
2019	69	28,000	Engine	1
2020	23	-	Engine	0
2021	41	51,093	Engine	10

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