Mazda CX-50 2023 — technical service bulletin
Bulletin 04-003-23 · NHTSA communication 10238665 · issued Jun 13, 2023
Technical service bulletin
communication type
Parking Brake
component
2023
model years
1
vehicle entries
Official summary
When entering the Emergency Parking Brake (EPB) maintenance mode, if only one side of the parking brake is fully released, the vehicle may be stuck in the EPB maintenance mode. To eliminate this concern, the control software of the DSC HU/CM has been modified.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.