Land Rover Defender 2020–2022 — technical service bulletin
Bulletin NAS21.11.014 · NHTSA communication 10204104 · issued Nov 18, 2021
Technical service bulletin
communication type
Electrical System
component
2020–2022
model years
8
vehicle entries
Official summary
A potential issue has been identified on specific vehicles where, in locations where the vehicle has poor or no network connection, vehicles may experience intermittent resetting of the navigation system, following a recent Map Over The Air (MOTA) update. The navigation screen displayed on the Touchscreen will revert to the PIVI home screen and the navigation screen displayed in the instrument cluster panel will revert to displaying the manufacturer's logo. The system will self-recover and navigation will resume, however this fault may re-occur if the vehicle maintains poor or no network conne
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.