Forum Discussion
wolfe10
Sep 05, 2017Explorer
Older diesel engines are just fine on the 500 PPM sulfur.
DPF and DEF coaches do require ULSD (15 PPM sulfur).
Look at the dash and/or by the fuel fill. If it requires ULSD, it will say so.
DPF and DEF coaches do require ULSD (15 PPM sulfur).
Look at the dash and/or by the fuel fill. If it requires ULSD, it will say so.
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