- The problem
- Phoenix Motorcars (Phoenix) is recalling certain 2019-2021 800V Catalyst and 2020-2022 ZX5 transit buses. The vehicle controller software may allow the electrical circuit for the radiator fan to overheat.
- The risk
- Electrical circuits that overheat increase the risk of a fire.
- The fix
- Dealers will update the vehicle software, free of charge. Owner notification letters were mailed October 15, 2024. Owners may contact Phoenix customer service at 1-909-987-0815.
Electrical system
2021 Proterra Catalyst Electrical problems
Owners have filed 1 complaint about the 2021 Proterra Catalyst's electrical system with NHTSA - 100% of all its complaints, most recently on September 25, 2024. Dead batteries, warning lights, wiring, alternators, infotainment and electronic module failures.
- Complaints
- 1
- Recalls
- 2
- Crashes
- 0
- Fires
- 0
- Injuries
- 0
- Deaths
- 0
Electrical recalls for the 2021 Proterra Catalyst
- The problem
- Proterra Operating Company, Inc. (Proterra) is recalling certain 2019-2022 40' and 35' Catalyst 800V transit buses equipped with ProDrive 1.0, and 40' and 35' ZX5 800V transit buses equipped with ProDrive 1.0. A transistor inside the inverter may overheat and fail, which can result in a loss of power steering and drive power.
- The risk
- A loss of power steering and/or drive power increases the risk of a crash.
- The fix
- Dealers will replace the inverter, free of charge. Owner notification letters were mailed December 16, 2023. Owners may contact Proterra customer service at 1-864-438-0000.
Electrical complaints
The contact called on behalf of the University that owns several 2021 Proterra Catalyst Transit Bus. The University received notification of NHTSA Campaign Number: 23V697000 (Electrical System); however, the part to do the recall repair was unavailable. The local dealer was contacted, and it was confirmed that the part was not available. The contact stated that the manufacturer had exceeded a reasonable amount of time for the recall repair. The manufacturer was made aware of the issue. The contact stated that there...
Read the full complaint
was an unstated electrical failure with one of the buses, rendering the bus inoperable. The cause of the failure was not yet determined. The vehicle was not repaired. The contact stated that there were seven additional buses included in the fleet. The failure mileage was 15,000. Parts distribution disconnect.
Proterra Catalyst electrical complaints by year
Catalyst electrical problems, every yearSource: U.S. National Highway Traffic Safety Administration (NHTSA) complaints and recalls, checked . Complaints are owners' own reports and are not verified. How we use the data