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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  • Engine
  • Electrical and Air Conditioning

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

2018 Mazda CX-9 electrical repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (0%)

$100 - $499 (0%)

< $100 (100%)

Worried about potential repair costs? An extended warranty can provide peace of mind.

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

23000 mi faulty ECU causing multiple failures. Vehicle would go into a limp mode. Replacing the ECU remedied the issues 
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? 
14000 mi same as prior,all alarms and warning lights ...shop checked wiring,connections,and reprogrammed 
200 mi Second row USB ports inop 
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. 

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2018 Mazda CX-9 Electrical Problems

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.