Called service, no real help, said fill it up with DEF, will be OK. Short of the story is apparent DEF pump faile they are back ordere who . They also informed me that they are afraid to reuse the old DEF because it may have been contaminated when the pump failed. Reductant (DEF) pump on the bench being replaced at 14miles due to utility bed installer breaking nipple. DEF pump that pumps the stuff out codes show . Aug 20- DEF injectors clogging would be number on Macks we have seen DEF pump failures around the 450- 550.
Dealer code directed to faulty DEF Pump in tank.
I can't verify the number, but even if it is half, thats a big problem. SCR is a technology that uses a urea based diesel exhaust fluid (DEF) and a. While pumping DEF will not cause significant exposure, inhalation may . Just replaced the DEF pump and tank. When diagnosed at fuso they said it was the pump. I tried searching for anyone else who has had this problem,. Although they seem to be rare, there has been the odd report of def pump failure.
Hi, Has anybody experienced a DEF pump failure? I have 60miles on my Ecodoesel.
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