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What 13 owners told NHTSA about the 2025 Mazda Cx-90 Phev

These are the actual owner complaints behind this car’s reliability verdict, filed with the federal government, unedited. They’re unverified reports, not confirmed defects: read them as leads for your pre-purchase inspection, not a diagnosis.

All (13)Crash / fire / injury (1)Electrical system (6)Engine (3)Driver assistance (2)Fuel system (2)Steering (2)Transmission & drivetrain (2)Lane Departure (1)Speed control (1)Suspension (1)

2 of 13 complaints match · Fuel system · clear filters

Feb 22, 2025Electrical systemFuel system

After backing out of my driveway, I put the vehicle in drive and the dash illuminated with malfunction errors. "Hybrid system malfunction", "Hybrid system electrical leakage detected stop the vehicle" and " I-activ sense partially disabled". I pulled back into my driveway, shut off the car for about 5 minutes and tried restarting. The car was disabled. Lights were still illuminated and then I couldn't get the car to move out of park. I called the dealership immediately and we arranged a tow for them to look at it. Day 2 at the shop and no answer as of yet. If my car went into limp mode and disabled my vehicle as I was driving, I could have caused an accident posing risk to myself as well as my children and other drivers. This malfunction has been happening to other CX90 and CX70 owners regardless of PHEV or MHEV vehicles. Please look into this. This is concerning with a brand new vehicle!

NHTSA ODI 11644303

Dec 21, 2024Transmission & drivetrainElectrical systemFuel system

The day after purchase, with 216 miles on the odometer, a major failure of the hybrid electrical system occurred. The car immediately shut down, not allowing the car to be moved (it could not be shifted out of "Park"). The message indicated that a high voltage leakage was detected and that the system was hazardous. It required a tow to the dealer. The dealer's service center cleared the error and refused to take further action. If this should happen again, on a busy street, serious injury could result.

NHTSA ODI 11631954

Working with the data? Download all 13 complaints as CSV · fetched from NHTSA July 18, 2026

How to use these: a complaint is one owner’s report, filed voluntarily and published unverified. Patterns matter more than any single story. If several owners describe the same failure at similar mileage, put that system at the top of your pre-purchase inspection list. Back to the full 2025 Mazda Cx-90 Phev verdict →