Cummins: in some chassis, fault codes 555 and 556 for high crankcase pressure, are found to cause worn or...
Ford technical service bulletin TSB-140117 for 2012-2013 Ford F-650 and 2012 Ford F-750.
- Bulletin number
- TSB-140117
- Component
- Engine
- Summary
- Cummins: in some chassis, fault codes 555 and 556 for high crankcase pressure, are found to cause worn or broken piston rings due to dust/debris entering at connection point between turbocharger compressor inlet and clean air intake hose. Model 2012-13 f650/f750.
Vehicles covered
- Ford F-650 2012-2013 20122013
- Ford F-750 2012 2012
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