Ford Focus 2017 — technical service bulletin
Bulletin SSM 46705 · NHTSA communication 10115955 · issued Jul 18, 2017
Technical service bulletin
communication type
Engine
component
2017
model years
1
vehicle entries
Official summary
Some 2017 Model Year Focus vehicles equipped with 1.0L gasoline turbocharged direct injection(GTDI) engines may exhibit illuminated malfunction indicator light(MIL) with DTC P04DB (crankcase ventilation system disconnected) stored in powertrain control module(PCM) memory. Inspect positive crankcase ventilation (PCV) tube assembly for O-Ring damage or partial disconnect. PCV tube connects to air induction system(AIS) and camshaft cover port. PCV tube assembly also includes crankcase pressure sensor(Reference 303-14 electronic engine controls). Engineering is currently investigating. To assist w
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.