Ford Ecosport 2018–2019 — technical service bulletin
Bulletin TSB19-2164 · NHTSA communication 10160814 · issued May 24, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2018–2019
model years
2
vehicle entries
Official summary
Some 2018-2019 EcoSport vehicles equipped with a 1.0L EcoBoost engine build on or before 16-May-2019 may exhibit an illuminated malfunction indicator lamp (MIL) with diagnostic trouble code (DTC) P051B. This may be due to sensor drift on the crankcase ventilation sensor thresholds. To resolve the condition, follow the Service Procedure to reprogram 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.