SSM 46479

Service Bulletin Details

Public Details for: SSM 46479

Some 2017 f-super duty vehicles equipped with a 6.7l engine may exhibit an illuminated mil with dtc P259F only. If freeze frame data indicates the dtc occurred when engine coolant temperature (ect) was below 10 degrees c (50 degrees f) and


- 2017 -

Models from 2017
2017 FORD F-250 SD
2017 FORD F-350 SD
2017 FORD F-450 SD
2017 FORD F-550 SD
2017 FORD F-650 SD
2017 FORD F-750 SD 
SSM
46479
Some 2017 F-Super Duty vehicles equipped with a 6.7L engine may exhibit an illuminated MIL with
DTC P259F only. If freeze frame data indicates the DTC occurred when engine coolant temperature
(ECT) was below 10 degrees C (50 degrees F) and under 3 minutes of engine run time, clear the
DTC and perform a key on engine running (KOER) self test using the Integrated Diagnostic System
(IDS) or equivalent scan tool. If no turbocharger and charge air cooler (CAC) system DTCs return
during KOER self test, do not attempt any repairs at this time and release the vehicle. Engineering
is currently investigating this concern, monitor OASIS for updates regarding latest information and
diagnostic direction.

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