Cummins X15 CM2350 X116B Performance Series (2018 & Newer) Fault Code: 5866 PID: SPN: 520953 FMI: 3/3 Aftertreatment Diesel Exhaust Fluid Dosing Unit Relay Feedback – Voltage Above Normal or Shorted to High Source
Lamp:Amber Reason:A short to battery has been detected on the diesel exhaust fluid dosing unit relay feedback signal. Effect:Possible reduced...