Tractor Forum banner

runaway engine

  1. Repair & Technical Discussion
    I have a ym2002 yanmar 3 cyl diesel that sat for a year, now when it cranks, it runs on 1 cyl,(#2) and builds up to runaway till I pull decompression to kill it. There is no fuel coming from the #1, or #3 at the fuel injector pump. I have talked to several tractor mechanics to no avail...(they...
Top