09-14-2019, 06:20 AM
you will need a code reader or a vmspc silverleaf to read it. no other way.
if you are going into limp mode, you should most likely have had a check engine light. what you are describing is exactly what i have seen in the derating mode
tom
if you are going into limp mode, you should most likely have had a check engine light. what you are describing is exactly what i have seen in the derating mode
tom
2014 Haulmark 40' Super C on Freightliner Cascadia ISX15 Easton 13 speed
Former Owner 1990 38' Newell Coach 236 8V92
Former Owner 1999 45'8" Newell Coach 526 Series 60
Former Owner 2002 45'8" Newell Coach 608 Series 60