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Cummins ISX CM870 (2003-06) Fault Code: 2277 PI...

Turbocharger Control Valve Command can be monitored with the INSITE? electronic service tool. This parameter represents the ECM command to the turbocharger control valve which in turn controls the variable...

Cummins ISX CM870 (2003-06) Fault Code: 2274 PI...

The EGR differential pressure sensor shares supply and return wires in the engine harness with other sensors. Opens and shorts in the engine harness can cause multiple fault codes to...

Cummins ISX CM870 (2003-06) Fault Code: 2273 PI...

The EGR differential pressure sensor shares supply and return wires in the engine harness with other sensors. Opens and shorts in the engine harness can cause multiple fault codes to...

Cummins ISX CM870 (2003-06) Fault Code: 2272 PI...

The EGR valve position sensor shares supply and return wires in the engine harness with other sensors. Open circuits and shorts circuits in the engine harness can cause multiple fault...

Cummins ISX CM870 (2003-06) Fault Code: 2271 PI...

The EGR valve position sensor shares supply and return wires in the engine harness with other sensors. Opens and shorts in the engine harness may cause multiple fault codes to...

Cummins ISX CM870 (2003-06) Fault Code: 227 PID...

High voltage on the (+) 5 volt supply line can be caused by a short to battery voltage in the engine harness or connectors, or a malfunctioning ECM. Possible repairs:...