C2250

InfoCooling

What This Code Means

Rough running; Power imbalance between banks; Injector fault codes; Reduced boost pressure; Excessive exhaust smoke; Turbo bearing wear; Coolant temperature exceedances; Radiator capacity issues at high ambient temperature; Filter clogging; Hard starting; Injector fouling; Slow crank; Failed start

Possible Causes

  • •Fuel injection system (MCRS) fault
  • •Turbocharger system (dual turbo) fault
  • •Cooling system (V-16 dual-circuit) fault
  • •Fuel quality degradation
  • •Tank degradation
  • •Stagnant fuel
  • •Starting system (24V battery bank) fault
  • •Infrequently exercised units
  • •Turbo bearing wear
  • •Radiator capacity issues at high ambient

ASK RUDY ABOUT THIS FAULT

Get a diagnosis walkthrough for C2250 on your specific Cummins unit — cited to the OEM manual, not a forum guess.

GET THE ANSWER

Free account required — we'll bring your question with you.