Land Rover Discovery Sport 2020 — technical service bulletin
Bulletin UPS00120-2BNAS1 · NHTSA communication 10171126 · issued Jan 22, 2020
Technical service bulletin
communication type
Electrical System
component
2020
model years
2
vehicle entries
Official summary
A potential issue has been identified on certain Land Rover vehicles within the listed Affected Vehicle Range where updated DCDC Invertor software has been released to update the functionality of the Field Effect Transistors (FET) for vehicles manufactured prior to October 1, 2019.
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.