WebCustomer: i have 550 isx cummins that was remaned by cummins 60000 miles ago. ever since new engine was installed the truck has low oil pressure,oil gets 250 on pull,engine temp stays normal. truck wi … WebCould be a crack in the cylinder head from the fuel return passage to a coolant passage. As others have suggested, it’s a cylinder head problem, either a crack, or pitting around the injector cups. It’s pushing coolant into the fuel return, and it’s getting returned to the tank and sucked back up, and caught by the separator filter.
Cummins ISX 15 Coolant In Fuel : r/Diesel - Reddit
WebMay 11, 2011 · 05/10/2011 8:29 AM. I have a cummins qsx15 in a farm tractor and I am getting oil in the water and excess coolant pressure in my radiator. I have replaced the oil coolers (cores), which I have to do every 2500hrs, and I still have the problem. I had the head off 2500 hrs ago and I don't think we used new head bolts when we put it back on. WebDec 26, 2024 · Cummins ISL has engine oil in coolant and is hydrolocked. Answered in 55 minutes by: Ask Your Own Heavy Equipment Question Daniel Wilson 15,288 Satisfied Customers Owner at DJ Wilson Daniel Wilson is online now Continue Related Heavy Equipment Questions Just dropped all coolant out of my 3.3l Cummins diesel on a fitgirl repack counter strike
Cummins Oil Cooler Trouble Anyone? - iRV2 Forums
WebCummins Inc. recommends the use of fully-formulated antifreeze or coolant containing a precharge of supplemental coolant additive (SCA) for the ISX15 CM2350 X101. The … WebMay 18, 2015 · The oil pressure on a good motor runs between @40 to 60 lbs. The coolant pressure is @17lbs depending on the cap you have on the radiator. If there is a leak between the coolant and an oil port feed, that is the way it will travel. If the leak involves an oil return port or the actual cylinder it will go the other way. WebMar 24, 2024 · I have 2013 pete 386 with isx15. Im at 589k miles. This trip i got low coolant light on, pulled over, checked and noticed the engine covered all in coolant. I noticed my primary tank was half way empty and secondary coolant tank was full to the neck of the cap, so i figured the coolant is coming out from pressure cap. fitgirl repack correct site