Campaign 22V-829

Interlock override switch was not installed during production

Defect summary

Proterra Operating Company, Inc. (Proterra) is recalling certain 2022 ZX5 transit buses. The interlock override switch was not installed during production.

Consequence

Without the switch, the driver may be unable to override the interlock system and move the bus, necessitating the transfer of passengers to another bus and increasing the risk of injury.

Remedy

Proterra will provide installation instructions and an interlock override switch, free of charge. Owner notification letters were mailed January 9, 2023. Owners may contact Proterra customer service at 1-864-438-0000.

Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.

Source: NHTSA ODI recalls file, campaign 22V829000. Text as published by NHTSA.

Vehicles covered

One product line is covered

Owner complaints filed with NHTSA about electrical system on these vehicles: 0, of which 0 involved a crash, fire, injury or death. Complaints are not verified by NHTSA.

Vehicles covered by campaign 22V-829
Make	Model	Model years	Complaints on this component
Proterra	ZX5	2022	0

Source: NHTSA ODI recalls and complaints files. Equipment, tire and child-seat campaigns list products, not vehicles.

Investigation

No NHTSA investigation is linked to this recall

Most recalls are started by the manufacturer. This one lists "Manufacturer" as its origin.

Before the recall

11 service bulletins on this component came first

Distinct manufacturer communications on the same component group, make, model and model year in the 24 months before the report date.

Source: NHTSA manufacturer communications file.

Service bulletins

23V-697 Oct 17, 2023
Transistor inside the inverter may overheat and fail, which can result in a loss of power steering and drive power
22V-887 Nov 30, 2022
One or more battery packs may allow liquid to leak into and accumulate in the battery pack enclosure
22E-065 Jul 29, 2022
Insufficient connection in the battery pack may cause the battery management system to shut down unexpectedly
22E-052 Jun 21, 2022
High voltage battery cable may not be properly connected, which can cause a loss of electrical power or a ground short circuit