Land Rover Range Rover Velar 2018–2019 — technical service bulletin
Bulletin SSM74117 · NHTSA communication 10147477 · issued Oct 10, 2018
Technical service bulletin
communication type
Equipment
component
2018–2019
model years
2
vehicle entries
Official summary
A customer may raise a concern with the instrument pack displaying ?DEF Dosing Malfunction No Restarts in 250 Miles?. A Technician may find Diagnostic Trouble Code P203B-31 stored as a result.
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.