Cummins ISM CM870 (2003-06) Fault Code: 1119 PID: P110 SPN: 110 FMI: 0/16 Engine Coolant Temperature – Data Valid but Above Normal Operating Range – Moderately Severe Level. Engine coolant temperature signal indicates coolant temperature is above the engine coolant temperature engine protection warning limit.

Beginning with engine serial number (ESN) first 14039654, the temperature sensor RETURN circuit was separated from the pressure sensor RETURN circuit. For engine serial numbers (ESNs) prior to this and with engine wiring harness Part Number 3682854, see the common pressure/temperature sensor RETURN circuit above. For this engine serial number (ESN) and greater or for any other engine wiring harness part number, see the separate pressure/temperature sensor RETURN circuit above.