Cummins ISB CM850 (2003-06) Fault Code: 2311 PID: SID 81 SPN: 633 FMI: 11 Fueling Actuator Number 1 Circuit Error Conditions Exists. Fuel pump actuator circuit resistance too high or too low.
Cummins ISB CM850 (2003-06) Fault Code: 2311 PID: SID 81 SPN: 633 FMI: 11 Fueling Actuator Number 1 Circuit Error...