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May 8, 2026 Service bulletin

A Check Control message displays for “Transmission oil service required” (ID 2120)

MINI technical service bulletin M280123 for 2024 MINI Cooper, 2024 MINI Cooper S and 2024 MINI Countryman and others.

Bulletin number
M280123
Component
Engine
Summary
A Check Control message displays for “Transmission oil service required” (ID 2120). This warning can be triggered: From 60,000 miles (95,000 km) to 78,000 miles (125,000 km) After six years: The time interval of “six years” starts from the production date of the vehicle, not on the day of the first registration or the completion of the pre-delivery check (PDI). If the vehicle is driven more than approx. 1900 miles (3,000 km) after the first CCM, then a second message will be display for “Transmission fault!” (ID 368).

Owners of these vehicles have filed 1 complaints in the engine category.

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