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Toyota Bz4x Electrical Problems

8 owner complaints filed with NHTSA across 1 model years.

Complaints by Year

Worst year: 2024. Best year: 2024.

Owner Reports

A representative sample of complaints filed with NHTSA.

Electrical · 2024 4

Driver sustained severe hand injuries due to airbag deployment while the hand was on the horn pad. Possible over-aggressive deployment or module failure. Incident occurred on [XXX], while driving a 2024 Toyota BZ4X (VIN: [XXX] ). Request...

Electrical · 2024 2

What component or system failed or malfunctioned, and is it available for inspection upon request? The HVAC system, specifically the electric A/C compressor, has failed. The system produces a loud grinding/buzzing noise and has been diag...

Electrical · 2024 2

I am writing to formally report ongoing issues with my Toyota bZ4X that raise serious safety concerns. The vehicle has been inspected twice by authorized Toyota service centers, and each time I have been told that no problems were found....

Electrical · 2024 2

The 12 volt battery does not maintain a charge. I have had it replaced twice. I purchased new January 2025; first battery replaced on March 20, 2025; second battery replaced August 13, 2025. I am currently having the same issue with the ...

Electrical · 2024 2

The air conditioner/heat pump has went out twice in 5 months. AC compressor failure poses several safety risks, including the potential for fires, refrigerant leaks leading to health hazards, and increased humidity fostering mold and mil...

Electrical · 2024 1

I LEASED A TOYOTA BZ4X THE PARKING BRAKE LIGHTS AND OTHER LIGHTS COME ON AND OFF WHILE I AM DRIVING AND FOB IS NOT TOUCHED. I TOOK CAR IN TO BE SERVICE FOR REGULAR MAINTENANCE AND WAS TOLD I HAD TO PAY $295 AND I AM UNDER WARRANTY. I W...

Electrical · 2024 1

The contact owns a 2024 Toyota BZ4X. The contact stated that the battery failed to retain a charge, resulting in the doors not unlocking as needed. The contact stated that the dealer had previously replaced the battery, but the failure p...

Electrical · 2024 1

On two occasions in the last month, when attempting to start the car, it doesn’t start, the interior dash lights start flickering, and a notification displays stating, “Parking brake cannot be applied”. I then have to “jump” th...

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