Land Rover Range Rover 2019–2022 — technical service bulletin
Bulletin Range Rover_N861 02-20-20 · NHTSA communication 11029857 · issued Feb 20, 2026
Technical service bulletin
communication type
Electrical System
component
2019–2022
model years
11
vehicle entries
Official summary
The 48V Mild Hybrid Electric Vehicle (MHEV) battery enters an offline state and no longer communicates or functions as intended. This can result in illumination of the Malfunction Indicator Lamp (MIL), loss of start/stop functionality and no communication during diagnostic sessions.
Vehicles covered
- 2020 Land Rover Range Rover
- 2021 Land Rover Range Rover
- 2022 Land Rover Range Rover
- 2019 Land Rover Range Rover Evoque
- 2020 Land Rover Range Rover Evoque
- 2021 Land Rover Range Rover Evoque
- 2022 Land Rover Range Rover Evoque
- 2019 Land Rover Range Rover Sport
- 2020 Land Rover Range Rover Sport
- 2021 Land Rover Range Rover Sport
- 2022 Land Rover Range Rover Sport
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.