The Lemon Index

All cars · Mazda CX-9 · 2021

2021 Mazda CX-9. Advanced data.

The raw numbers: engines, recall campaign numbers, failure mileage and manufacturer communications.

Lemon Index93100 = average car
Complaints31NHTSA, first 3 years
Sold34,493U.S. model year
Per 100K sold90complaints
Year rank#8 of 10#1 = fewest complaints

Engines and drivetrains 2

EngineTransmissionDriveCity / hwy / combinedFuelFuel cost/yr
2.5L 4-cyl turboAuto (S6)FWD22 / 28 / 24Regular$2,600
2.5L 4-cyl turboAuto (S6)4WD20 / 26 / 23Regular$2,700

EPA test versions for this model year. Fuel cost is the EPA's current estimate, not the price in that year.

Complaints by system

SystemShare of complaints
Engine52%
Brakes13%
Automatic emergency braking10%
Airbags6%
Steering3%

One complaint can name more than one system, so shares can add to more than 100%.

Severity, all complaints

TotalCrashesFiresInjuriesDeathsTows
4070105

As reported by owners to NHTSA. Not verified.

Recall campaigns 1

  • 21V750000 Sep 2021 Seats / Mid/Rear Assembly

    Defect. Mazda North American Operations (Mazda) is recalling certain 2020-2021 CX-9 vehicles equipped with 60/40 split bench second-row seats. The left-side second-row seat may unexpectedly slide forward during a crash. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 210, "Seat Belt Assembly Anchorages."

    Risk. A seat that slides forward during a crash can transfer excessive force onto a belted occupant, increasing their risk of injury.

    Remedy. Dealers will replace the internal parts of the affected second-row seats, free of charge. Owner notification letters were mailed November 4, 2021. Owners may contact Mazda customer service at 1-800-222-5500, Option 4. Mazda's number for this recall is 5221I.

Manufacturer communications 428

Mazda filed 428 service communications for this car with NHTSA.

  • Some customers may complain about high engine oil consumption
  • CHECK ENGINE LIGHT ON with DTC P2610 and P2507 stored in memory after engine
  • If you encounter any type of electrical concern (e.g, dead battery, engine no start, DTC(s)…

Crash ratings by version

VersionOverallFrontSideRollover
Mazda CX-9 SUV AWD★★★★★★★★★☆★★★★★★★★★☆
Mazda CX-9 SUV FWD★★★★★★★★★☆★★★★★★★★★☆

Safety equipment

Electronic stabilityForward collision warningLane departure warning
StandardStandardStandard

Nearby model years

YearLemon IndexComplaintsSoldTop system
2018561628,257Brakes
2019541526,861Electrical
202031827,638Engine
2021933134,493Engine
202216734,580Automatic emergency braking

Sources: NHTSA complaints, recalls, investigations and manufacturer communications; EPA fuel economy data; YouTube video titles. Complaints are owner reports, not proof of a defect.

Updated

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