Land Rover Discovery 2018 — technical service bulletin
Bulletin LTB01245NAS3 · NHTSA communication 10156841 · issued Feb 1, 2019
Technical service bulletin
communication type
Power Train
component
2018
model years
3
vehicle entries
Official summary
The engine MIL (Malfunction Indicator Lamp) may be illuminated with DTC (Diagnostic Trouble Code) P0191-85 stored in the Powertrain Control Module (PCM).
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.