Land Rover Defender 2020–2023 — technical service bulletin
Bulletin N815v3 - 28APR25 · NHTSA communication 11017739 · issued Apr 28, 2025
Technical service bulletin
communication type
Unknown OR Other
component
2020–2023
model years
17
vehicle entries
Official summary
Near Field Sensing Module (NFSM) Wired Updates
Vehicles covered
- 2020 Land Rover Defender
- 2021 Land Rover Defender
- 2022 Land Rover Defender
- 2023 Land Rover Defender
- 2021 Land Rover Discovery
- 2022 Land Rover Discovery
- 2023 Land Rover Discovery
- 2021 Land Rover Discovery Sport
- 2022 Land Rover Discovery Sport
- 2023 Land Rover Discovery Sport
- 2022 Land Rover Range Rover
- 2023 Land Rover Range Rover
- 2021 Land Rover Range Rover Evoque
- 2022 Land Rover Range Rover Evoque
- 2023 Land Rover Range Rover Evoque
- 2023 Land Rover Range Rover Sport
- 2021 Land Rover Range Rover Velar
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.