YearToAvoid

2016 Mazda CX-9 Reliability Data: Problems & Recalls

Caution The 2016 Mazda CX-9 has a complaint index of 63, ranking 7th worst of 17 model years, and carries a Caution verdict. Engine complaints dominate at 67% of the 105 total complaints, with a median failure mileage of 40,000 miles, but NHTSA lists zero recalls for this year.

Based on NHTSA complaints per model-year, not a reliability rating. Methodology

YearToAvoid Scorecard

Complaint Index
63/100
#7 of 17 CX-9 years
Verdict
Caution
vs. other years of this model
Complaints
105
unique NHTSA reports
Recalls
0
distinct NHTSA campaigns
Crashes
3
reported in complaints
Fires
1
Injuries
3
Top issue
Engine
Best nearby year
2017
rated Best
NHTSA overall rating
Not rated
EPA combined MPG
23.5
21.5 city / 27 hwy
Injuries / deaths
3 / 0

Top 2016 Mazda CX-9 problems

Share of this year’s NHTSA complaints by component group. Groups with 15+ complaints have their own page.

  1. Engine70 (67%)
  2. Electrical System14 (13%)
  3. Brakes11 (10%)
  4. Transmission & Powertrain9 (9%)
  5. Fuel System8 (8%)
  6. Structure & Body7 (7%)
  7. Other6 (6%)
  8. Suspension, Wheels & Tires6 (6%)
  9. Airbags2 (2%)
  10. Collision Avoidance & Cameras2 (2%)

A complaint can list more than one component, so shares add up to more than 100%. Shares are % of complaints.

What owners report

  • Smart brake system and front radar malfunction and trigger sudden, forceful braking at 35-50 mph.
  • Infotainment screen showing the backup camera image goes blank repeatedly starting from low mileage.
  • Sunroof reportedly shattered or exploded while driving at highway speed with no impact.
  • Steering makes a cranking noise at slow speeds such as turning, reversing, or crossing speed bumps.
  • Front seat rocks side to side after a minor collision, with the dealership saying this is normal.
  • Rear wheel became extremely hot with smoke and a burning smell after a tire pressure warning.
2016 Mazda CX-9 complaints: complaints filed per quarter112016 Q32018 Q22019 Q42021 Q12022 Q32023 Q42025 Q2
105 complaints filed with NHTSA from 2016 Q3 to 2026 Q3; peak 2024 Q2 (11).

2016 Mazda CX-9 recalls

No safety recalls on record for this model year.

2016 Mazda CX-9 fuel economy and fuel cost

City
21.5 MPG
Highway
27 MPG
Combined
23.5 MPG
Annual fuel cost (EPA)
$2,750
15,000 mi/yr
Fuel
Regular
Current regular gas
$4.32/gal
national avg.

EPA figures; median across configurations of this model year. Estimate your own cost with the fuel cost calculator.

2016 compared with other CX-9 years

Complaint Index by model year (0 = fewest issues, 100 = most)0255075100’07’08’09’10’11’12’13’14’15’16’17’18’19’20’21’22’23
Complaint Index: 0 = fewest issues, 100 = most, relative to other years of this model. Avoid Caution Good Best
YearVerdictIndexComplaintsRecallsMPG
2014Caution25543 !19
2015Caution31352 !19
2016Caution63105023.5
2017Best1961023.5
2018Avoid75128223.5

All Mazda CX-9 years: best and worst →

Frequently asked questions

Is the 2016 Mazda CX-9 reliable?
Based on NHTSA owner complaints, the 2016 CX-9 has a complaint index of 63 and ranks 7th worst out of 17 model years, earning a Caution verdict relative to other CX-9 years.
What is the biggest problem with the 2016 Mazda CX-9?
Engine problems are the top complaint area, making up 67% of the 105 total complaints, with a median failure mileage of 40,000 miles.
Does the 2016 Mazda CX-9 have any recalls?
NHTSA lists zero recalls for the 2016 Mazda CX-9.
How does the 2016 CX-9 compare to other CX-9 years?
The 2016 model's complaint index of 63 is worse than the 2017 (19), 2019 (38), 2020 (6), 2022 (0), and 2023 (13) model years, which rank as Best or Good, but better than 2010, 2011, and 2012, which are rated Avoid.

Sources: NHTSA Office of Defects Investigation complaint and recall databases; U.S. EPA fuel economy data; NHTSA 5-Star Safety Ratings. Complaints are unverified owner reports.

Data updated Sep 24, 2026. Read the methodology and data sources. The Complaint Index is based on NHTSA owner complaints and recalls; it is not a reliability rating.