I had it looked at and was told a sensor needed to be replaced. 700 miles later the code comes back. Takes a longtime for engine to start and on getting 5.5mpg with lost of power. Has anyone had this issue?
2012 Mack cxu613 code spn1127 fmi 18?????
Discussion in 'Heavy Duty Diesel Truck Mechanics Forum' started by LILLOU600, Mar 22, 2017.