2018 Mazda CX-9 Mazda CX-9 2018

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2018 Mazda CX-9 repairs by problem area

Engine (17%)

Transmission and Drivetrain (0%)

Brakes and Traction Control (0%)

Suspension and Steering (0%)

Electrical and Air Conditioning (83%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (0%)

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Chart based on 6 repairs.
See TSBs and recalls for the 2018 Mazda CX-9.

2018 Mazda CX-9 repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (100%)

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Chart based on 5 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2018 Mazda CX-9 4dr SUV

turbocharged 250hp 2.5L I4 6-speed shiftable automatic AWD

Mazda CX-9 in Virginia, United States
Dec 2020 - Dec 2021
Jun 2020

23000 mi
faulty ECU causing multiple failures. Vehicle would go into a limp mode. Replacing the ECU remedied the issues 
Mazda CX-9 in Maryland, United States
Jan 2018 - Jun 2018
Mar 2018

200 mi
Second row USB ports inop 
Mazda CX-9 in Oregon, United States
Sep 2017 - May 2021
Jun 2018

4000 mi
Battery died for no known reason. Dealer had to clear a smart key fault after jumping the vehicle. No issue with vehicle while the fault was present. 
Mazda CX-9 in Pennsylvania, United States
Jan 2018 - Jun 2019
Jun 2018

3000 mi
Computer, software upgrade, reprogram 
Sep 2018

7000 mi
2x all warning and indicator lights,alarms etc,came on during driving. vhe running fine at the time,and all warnings ,alarms etc,were unfounded. dealer along with Mazda,checked all wiring systems, connections ecm etc,tested and drove vhe.see what happens in future?according to dealer and Mazda NOT a common occurrence!? do not know if repair is successful? 
May 2019

14000 mi
same as prior,all alarms and warning lights ...shop checked wiring,connections,and reprogrammed 

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2018 Mazda CX-9 Repair Histories

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2018 Mazda CX-9 problems occur, check out our car reliability stats.