It has a revolution limiter to keep the engine at low a low RPM speed when it is not pulling a load. It is a safety device to keep engine from destroying itself. My 1999 Cummins had the same set up.
I have a 2015 with the same issue. Cannot find a leak, has gone up to 240*. I filled up the overflow tank with the engine cold and it sucked up over a gallon of H2O. It is back to normal usually between 188 - 195. Beats me. I have 75K on mine. It may be time for a back flush and a new...
I have been pulling tree roots and small stumps with the winch. On four different occasions, the front left lug nuts have come loose. I have re-torqued them every time to 130-140 ft/lb, but still they have come loose again. I park the truck on my paved driveway, tranny in park, t-case in...
How are you checking your MPG? On a recent trip to Frankenmuth, Michigan, I clocked 27.2 MPG going and 27 MPH coming back. I was elated. It took 24 gallons. But that did not sound right. 27 x 25 is 675 miles. But I drove only 570. If you divide 570 miles by 25 gallons you get 22.8. So I...
Sometimes the "Check Engine" light will come on if you have been driving it around town at lower speeds for a while. I have had that light come on on me several times. It has something to do with carbon or some other shit accumulating in a sensor or something. Eventually, it will start...
No! With or without tune, if you run out of DEF it will run about 30 to 40 miles after the "EMPTY" notice and will stop cold. To repeat; Ecodiesel rams will not run without DEF.