2022 Mercedes-Benz CLA

Issue: 
On certain vehicles, there could be a problem inside the high-voltage battery. As a result, the battery modules could overheat and short circuit. 
Note: This recall replaces Transport Canada recall no. 2025-041. Vehicles that were repaired under that recall don't require this repair. 

Safety Risk: 
A short circuit in the high-voltage battery can create a fire risk. 

Corrective Actions: 
To reduce the safety risk, Mercedes-Benz recommends that you set the maximum charge setting of your vehicle at 80% until the recall repairs are completed. Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to update the battery management system software.

Issue: 
On certain vehicles, a connection in the high-voltage battery may not have been tightened properly. As a result, there could be a loss of power to the wheels. 

Safety Risk: 
A sudden loss of power to the wheels could increase the risk of a crash. 

Corrective Actions: 
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to inspect and, if necessary, replace the high-voltage battery.

Issue: 
On a small number of vehicles, the driver's seat belt may not have been installed properly. Over time, the seat belt could become loose and detach. 
 
Safety Risk: 
A seat belt that detaches in a crash could increase the risk of injury. 
 
Corrective Actions: 
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to inspect and, if necessary, reinstall the safety cap on the driver's seat belt.

This recall was replaced by Transport Canada recall no. 2025-527. 

Issue: 
On certain vehicles, there could be a problem inside the high-voltage battery. As a result, the battery modules could overheat and short circuit. 

Safety Risk: 
A short circuit in the high-voltage battery can create a fire risk. 

Corrective Actions: 
To reduce the safety risk, Mercedes-Benz recommends that you set the maximum charge setting of your vehicle at 80% until the recall repairs are completed. Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to update the battery management system software.

Issue: 
On certain vehicles equipped with 4-wheel drive (4Matic), the transmission wiring harness may not be routed correctly. As a result, water could enter the wiring harness connector and cause a short circuit.  
Note: This recall is an expansion of Transport Canada recall no. 2024-342. 

Safety Risk: 
A short circuit can create the risk of a fire, even while the vehicle is parked and turned off. 

Corrective Actions: 
Mercedes-Benz will notify owners by mail and advise you to take your vehicle to a dealership to replace the transmission wiring harness.