Cummins X15 CM2450 X124B (2018 & Newer) Fault Code: 4244 PID: SPN: 4337 FMI: 2 Aftertreatment 1 Diesel Exhaust Fluid Dosing Temperature- Data Erratic, Intermittent, or Incorrect
Circuit DescriptionThe aftertreatment diesel exhaust fluid dosing unit heater is used to defrost and/or prevent freezing of the diesel exhaust...