2019 Mazda Cx-9 Safety Report

2019 Mazda CX-9: Excellent crash ratings, but significant engine reliability and recall concerns.

50Complaints
2Recalls
★★★★★Safety Rating
65/100Reliability Score
1Crash Reports
Most reported components: Engine (14)Unknown Or Other (6)Electrical System (4)Back Over Prevention (3)Suspension (2)Power Train (2)Electrical System,Unknown Or Other (2)Structure (2)Electrical System,Visibility/Wiper (1)Suspension,Engine (1)

AI Safety Analysis for the 2019 Mazda Cx-9

The 2019 Mazda CX-9 presents a mixed safety picture. While it boasts excellent crash test performance with an overall 5-star NHTSA rating, including 5 stars for side impact and 4 stars for frontal and rollover, there are significant concerns regarding engine reliability and specific component failures. With 50 total complaints, a notable 14 (28%) are related to the ENGINE, frequently citing coolant leaks, cracked cylinder heads, and engine overheating, sometimes leading to complete engine failure. These issues often manifest around 30,000-74,000 miles and can result in sudden power loss or stalling, increasing crash risk, as evidenced by one reported crash. Recall history includes two significant safety recalls. One addresses a potentially faulty low-pressure fuel pump impeller that could cause an engine stall, directly increasing crash risk. The other recall pertains to specific Sumitomo Falken tires that could experience tread detachment, leading to decreased vehicle stability and an increased risk of a crash. These recalls highlight manufacturing defects that could compromise safety. Beyond the engine, other recurring complaints include issues with the infotainment system (ghost touch, spider cracks, peeling), which, while not directly safety-critical, can be a significant distraction. There are also reports of electrical system malfunctions, including wipers turning on independently, and isolated incidents like a frozen backup camera, which contributed to a reported crash. The high number of engine-related complaints, often requiring expensive repairs or engine replacement, combined with the two safety recalls, suggests that while the vehicle performs well in controlled crash tests, its long-term operational safety can be compromised by component reliability issues.

Reliability Score

The 2019 Mazda Cx-9 receives a reliability score of 65 out of 100 based on analysis of NHTSA complaint data, recall history, crash reports, and safety ratings. This indicates average reliability — some notable concerns exist that prospective buyers should be aware of.

Known Issues for the 2019 Mazda Cx-9

The following issues have been identified from NHTSA complaint data and owner reports for the 2019 Mazda Cx-9:

IssueSeverityFrequencyTypical Mileage
Engine Coolant Leaks/Cracked Cylinder Head
Numerous reports of coolant leaks, often stemming from cracked cylinder heads, leading to engine overheating, power loss, and sometimes complete engine failure. Mazda TSBs exist for this issue.
High Common 30000-74000 miles
Infotainment System Malfunctions
Issues include 'ghost touch,' spider cracks, peeling, and white dots on the center display, as noted in Mazda Service Alerts (SA-001/23, SA-008/18) and warranty extension programs.
Medium Common variable miles
Low-Pressure Fuel Pump Failure
Subject of a recall (NHTSA Campaign Number: 20V121000) due to a faulty impeller that can cause an engine stall, increasing crash risk.
High Occasional N/A miles
Tire Tread Detachment
Subject of a recall (NHTSA Campaign Number: 19V699000) for specific Sumitomo Falken tires with incorrect rubber compound, potentially leading to tread detachment and decreased stability.
High Rare N/A miles
Electrical System Malfunctions (Wipers/Backup Camera)
Reports of windshield wipers turning on independently and a frozen backup camera display, which contributed to a crash.
Medium Occasional variable miles

Common Problems Reported by Owners

Based on NHTSA complaint data, the following components account for the majority of reported issues with the 2019 Mazda Cx-9:

Engine 28% of complaints

Frequent complaints about coolant leaks, cracked cylinder heads, overheating, and engine failure, often requiring expensive repairs or replacement.

Unknown Or Other 12% of complaints

A notable percentage of complaints fall into a general category, indicating various unspecified issues.

Electrical System 8% of complaints

Issues include infotainment screen defects (cracks, ghost touch) and erratic wiper operation.

Back Over Prevention 6% of complaints

Specific complaints related to backup camera malfunction, including a frozen display leading to a crash.

Power Train 4% of complaints

Reports of the vehicle jumping while driving and stalling.

Frequently Asked Questions About the 2019 Mazda Cx-9

Is the 2019 Mazda CX-9 safe?

Based on NHTSA data, the 2019 Mazda CX-9 received an excellent 5-star overall safety rating in crash tests. However, it has 50 total complaints, with a significant number (14) related to engine issues like coolant leaks and overheating, which can lead to sudden power loss and increase crash risk. There are also two safety recalls concerning fuel pump failure and tire tread detachment, both of which could compromise safety.

What are common problems with the 2019 Mazda CX-9?

The most reported issues for the 2019 Mazda CX-9 are engine-related, specifically coolant leaks and cracked cylinder heads, often leading to overheating and engine failure. Infotainment system malfunctions (cracks, ghost touch) are also common. Other problems include electrical system glitches and issues with the backup camera.

Are there any recalls for the 2019 Mazda CX-9?

Yes, the 2019 Mazda CX-9 has two safety recalls. One is for a faulty low-pressure fuel pump impeller that could cause an engine stall, and the other is for specific Sumitomo Falken tires that could experience tread detachment, both increasing the risk of a crash.

How does the 2019 Mazda CX-9 perform in crash tests?

The 2019 Mazda CX-9 performed very well in NHTSA crash tests, earning an overall 5-star safety rating. It received 4 stars for frontal crash and rollover, and a perfect 5 stars for side crash protection.

What should I look out for if buying a used 2019 Mazda CX-9?

If considering a used 2019 Mazda CX-9, pay close attention to the engine for any signs of coolant leaks, overheating, or unusual noises, as these are common and severe issues. Also, inspect the infotainment screen for cracks or touch responsiveness problems. Ensure all recall repairs have been completed.

Buyer Advice

Our recommendation: While offering strong crash protection, potential buyers should be aware of the significant engine reliability concerns and ensure all recall work has been performed, as these issues can lead to costly repairs and safety risks.

NHTSA Data Summary for 2019 Mazda Cx-9

This safety report is based on a comprehensive analysis of data from the National Highway Traffic Safety Administration (NHTSA) for the 2019 Mazda Cx-9. The data includes 50 consumer complaints filed by vehicle owners, 2 manufacturer-initiated safety recalls, 1 reported crashes, and safety rating assessments associated with this vehicle.

The NHTSA has assigned the 2019 Mazda Cx-9 an overall safety rating of 5 out of 5 stars, with a frontal crash rating of 4 stars, a side crash rating of 5 stars, and a rollover rating of 4 stars. These ratings are determined through controlled crash testing conducted by the NHTSA.

All data presented in this report is sourced from public NHTSA databases. Our AI analysis identifies patterns across complaint narratives, correlates them with recall history, and produces the safety assessment above. This analysis is updated as new complaints and recalls are filed with the NHTSA.

Consumers are encouraged to report vehicle safety problems to the NHTSA at nhtsa.gov. If your vehicle is subject to a recall, contact your dealer to schedule the free repair.