Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 3422 PID: SPN: 4344 FMI: 3 Aftertreatment Diesel Exhaust Fluid Line Heater 3 Circuit- Voltage Above Normal or Shorted to High Source
Circuit DescriptionThe aftertreatment diesel exhaust fluid line heaters are used to defrost and/or prevent freezing of the diesel exhaust fluid...
