The PowerCommand is a generator-set controller. It is used on generator sets from Cummins/Onan and MQ Power, including the 1250DFLE, 1500DFLE, 1800 DQKC and 2000 DQKC.
Used across brands: Cummins/Onan, MQ Power
Also fitted to: Cummins/Onan 250 MOH (KTA 19GC), Cummins/Onan C2000N6C, QSV91G single turbo, Cummins/Onan PowerCommand PCC 1302, Cummins/Onan PowerCommand PCC 2300, Cummins/Onan TA Luft – EU Stage.
| Code | Meaning | Remedy |
|---|---|---|
| 101 | Engine continues to operate at reduced RPM. | |
| 101 | IDLE MODE | |
| 102 | EMERGENCY STOP | To reset the local/remote Emergency Stop button: Pull the button out. Move the Run/Off/Auto switch to Off. Press the Reset switch. Select Run or Auto, as required. |
| 102 | Engine shuts down and will not crank. | Indicates local or remote Emergency Stop. To reset the local Emergency Stop button : Pull the button out or turn the switch clockwise (button with arrow) and allow it to pop out. Move the Run/Off/Auto switch to Off. Press the Reset switch. Select Run or Auto, as required. |
| 1123 | A shutdown occurs immediately after moving the customer installed Battle Short switch to OFF with an active but overridden shutdown fault or a shutdown fault that was overridden at any time. | |
| 1123 | Shutdown After Battle Short | |
| 1124 | Delayed Shutdown | |
| 1131 | Battle Short Active | |
| 1131 | Battle Short mode is enabled. | |
| 121 | Speed Signal Lost | |
| 121 | Speed Signal Lost fault. | |
| 1244 | Engine Normal Shutdown | |
| 1245 | CAN - Engine Shutdown | |
| 1246 | CAN - Unknown Engine Fault | |
| 1247 | CAN - Engine Unannounced Fault | |
| 1248 | CAN - Engine Warning Fault | |
| 1311 | Customer Inputs #1 | |
| 1311 through 1318 | Customer Defined Fault | |
| 1312 | Customer Inputs #2 | |
| 1317 | Customer Inputs #3 | |
| 1318 | Customer Inputs #4 | |
| 1334 | Crit Scaler OR | |
| 1335 | Non-Crit Scaler OR | |
| 135 | Oil Pressure Sensor High | |
| 141 | Oil Pressure Sensor Low | |
| 1416 | An overridden shutdown fault occurs, but the genset does not shut down. | |
| 1416 | FAIL TO SHUTDOWN | Status ï indicates that the “Fault Bypass” mode is enabled. This mode is primarily used by service personnel for troubleshooting purposes. |
| 1416 | Fail To Shut Down | |
| 1416 | Fail to Shutdown | |
| 1417 | POWER DOWN ERROR | Possible drain on battery. Contact an authorized service center for service. |
| 1417 | Power Down Failure | |
| 143 | Pre-Low Oil Pressure Sensor | |
| 1433 | Emergency Stop | |
| 1433 | Emergency Stop fault. | |
| 1433 / 1434 | EMERGENCY STOP ï LOCAL / EMERGENCY STOP ï REMOTE | To reset the local/remote Emergency Stop button: Pull the button out. Move the O/Manual/Auto switch to O (off). Press the front panel Fault Acknowledge button. Select Manual or Auto, as required. |
| 1434 | Remote Emergency Stop | |
| 1434 | Remote Emergency Stop fault. | |
| 1435 | Low Coolant Temperature | |
| 1438 | FAIL TO CRANK | A. Poor battery cable connections. Clean the battery cable terminals and tighten all connections. b. Discharged or defective battery. Recharge or replace the battery. |
| 1438 | Fail to Crank | |
| 1439 | FUEL LEVEL LOW IN DAY | Check fuel supply and replenish as required. |
| 144 | Coolant Temperature Sensor High | |
| 1442 | Weak Battery | |
| 1443 | Battery Failed | |
| 1444 | KW Overload | |
| 1445 | Short Circuit | |
| 1446 | High AC Voltage | |
| 1447 | Low AC Voltage | |
| 1448 | Under Frequency | |
| 1449 | Over Frequency | |
| 145 | Coolant Temperature Sensor Low | |
| 146 | HIGH COOLANT TEMP WARNING | A. Reduce load if possible by turning off non-critical loads. b. Check air inlets and outlets and remove any obstructions to airflow. If engine can be stopped, follow 151 High Coolant Temp Alarm procedure. |
| 146 | Pre-High Cool Temp | |
| 1461 | Loss of Field | |
| 1466 | Modem Failure | |
| 1468 | Network Error | |
| 1469 | Speed/Hz Match | |
| 1471 | Over Current | |
| 1472 | Over Current | |
| 151 | HIGH COOLANT TEMP ALARM | A. Check jacket water coolant level and replenish if low. Look for coolant leakage and repair if necessary. b. Check for obstructions to cooling airflow and correct as necessary. c. Check fan belt and repair if necessary. d. Reset control and restart after locating and correcting problem. |
Fault codes and symptom→remedy steps extracted from this controller’s service/owner documentation; verify against the official manual before servicing. Aggregated from the service documentation of generator sets built on this controller.