Cummins ISL CM850 (2003-06) Fault Code: 297 PID: 223 SPN: 1388 FMI: 3 Auxiliary Pressure Sensor Input 1 Circuit – Voltage Above Normal, or Shorted to High Source. High signal voltage detected at the OEM pressure circuit.
Cummins ISL CM850 (2003-06) Fault Code: 297 PID: 223 SPN: 1388 FMI: 3 Auxiliary Pressure Sensor Input 1 Circuit – Voltage Above Normal, or Shorted to High Source. High signal voltage detected at the OEM pressure circuit.
Possible causes:
1)Open return circuit in the harness, connectors, or sensor.
2)signal circuit shorted to sensor supply or battery voltage.
Possible repairs:
1)Replace the OEM pressure sensor.
2)Replace the ECM.
![JOHN DEERE PARTS ADVISOR & HITACHI 2.24.2 [2023.07] - ECUFORCETRUCK EPC](https://i0.wp.com/www.ecuforcetruck.com/wp-content/uploads/2023/09/1.png?resize=300%2C300&ssl=1)
![JOHN DEERE PARTS ADVISOR & HITACHI 2.24.2 [2023.07] - ECUFORCETRUCK EPC](https://www.ecuforcetruck.com/wp-content/uploads/2023/09/2.png)
Related products
-
-
-
Allison 1000 & 2000 Gen 5 Fault Code:U0100 Lost Communication With ECM A
1000 & 2000 Gen 5 -
-
-
-
-
-
-
Allison 1000 & 2000 Gen 5 Fault Code:U0073 CAN Communication Bus 1 Off
1000 & 2000 Gen 5 -
-
-
-
-
