Cummins ISB CM850 (2003-06) Fault Code: 1697 PID: SPN: 3489 FMI: 3 Aftertreatment #1 Air Enable Actuator ? Voltage Above Normal, or Shorted to High Source. High signal voltage has been detected at the catalyst air solenoid circuit.
Cummins ISB CM850 (2003-06) Fault Code: 1697 PID: SPN: 3489 FMI: 3 Aftertreatment #1 Air Enable Actuator ? Voltage Above...