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Mci - Motor coach industries

Official notice

8 Sept 2025

Last checked

8 Sept 2025

High riskHealth Canada

An official Health Canada notice concerns Mci - Motor coach industries. Issue: On a small number of electric buses, a bus bar inside the high-voltage battery may not have been welded properly. As a result, the bus bar could overheat and/or there could be electrical arcing (sparks). Safety Risk: A bus bar that overheats and/or electrical arcing can create the risk of a fire. Corrective Actions: Motor Coach Industries will notify owners by email and arrange for a service technician to update the battery management system (BMS) software. The software will monitor the high-voltage battery and warn you if it detects a problem. If you see this warning, you should contact Motor Coach Industries to arrange for a service technician to inspect and, if necessary, replace the high-voltage battery module(s). Published 2025-09-08.

What to do now

Please see corrective actions section below

Recall number

78044

Official notice

2025-09-08

The hazard

Issue: On a small number of electric buses, a bus bar inside the high-voltage battery may not have been welded properly. As a result, the bus bar could overheat and/or there could be electrical arcing (sparks). Safety Risk: A bus bar that overheats and/or electrical arcing can create the risk of a fire. Corrective Actions: Motor Coach Industries will notify owners by email and arrange for a service technician to update the battery management system (BMS) software. The software will monitor the high-voltage battery and warn you if it detects a problem. If you see this warning, you should contact Motor Coach Industries to arrange for a service technician to inspect and, if necessary, replace the high-voltage battery module(s).

How to check if you're affected

Compare the VIN on your vehicle against the official list. If your VIN is listed, follow the official notice.

Recall Numbers

78044

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Affected products

Product 1

Year: 2023, Make: MCI, Model: J4500e

Risk / hazard

Issue: On a small number of electric buses, a bus bar inside the high-voltage battery may not have been welded properly. As a result, the bus bar could overheat and/or there could be electrical arcing (sparks). Safety Risk: A bus bar that overheats and/or electrical arcing can create the risk of a fire. Corrective Actions: Motor Coach Industries will notify owners by email and arrange for a service technician to update the battery management system (BMS) software. The software will monitor the high-voltage battery and warn you if it detects a problem. If you see this warning, you should contact Motor Coach Industries to arrange for a service technician to inspect and, if necessary, replace the high-voltage battery module(s).

Where it was sold

The source does not list specific retailers. See the official notice for where affected products were sold.

Location 1

CA · Canada

Affected area 1

CA · Canada

Company & contacts

Manufacturer

Not provided

Phone

Not provided

Brand: Mci, Motor Coach.

Source & status

Source

Health Canada

Tier

official

Category

VEHICLES

App estimate

high

Recall details

Recall number

78044

Source tier

official

Documents, notices & source

See the official notice and source documents for full details.

View full official notice
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