2001 7.3 PowerStroke DTC

My F-350 7.3 Power Stroke has a Diagnostic Trouble Code (DTC) of "PFFFF" It's also doing a lot of smoke beltching in 1st and 2nd gear (automatic trans) during medium to hard accelerations. What might the problem be? What is PFFFF? Thanks.

Reply to
flightleader
Loading thread data ...

MotorsForum website is not affiliated with any of the manufacturers or service providers discussed here. All logos and trade names are the property of their respective owners.