E010
Atlas Copco Start Failure / No-Start Condition

The generator fails to start, and the controller displays E010 Start Failure after several crank attempts.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Insufficient cranking speed, No fuel delivery, Faulty start relay or starter motor, Engine ECU not enabling fuel

How to Fix / Troubleshooting

Safety first: Avoid repeated, prolonged crank attempts to prevent damage to the starter and battery. Allow the starter to cool between attempts.

  • Listen and observe: Note whether the engine cranks but does not fire, or if it does not crank at all. This observation guides the diagnosis.
  • If there is no crank:
    • Check battery voltage and connections.
    • Verify that the start relay in the control panel clicks when a start is commanded. Replace it if inoperative.
    • Test the starter solenoid for voltage during cranking. If voltage is present but the starter does not engage, replace the starter motor.
  • If it cranks but does not start:
    • Confirm the fuel level and ensure that fuel isolation valves are open.
    • Bleed the fuel system at the filter and injector pump if air is suspected.
    • Check if the engine stop solenoid or fuel actuator is energizing during cranking.
    • Inspect the engine ECU fuses and power supply.
  • Review active alarms: Other active shutdown alarms (e.g., low oil pressure, E-STOP) can inhibit starting. Clear root causes first.

If E010 persists after basic checks, a deeper engine diagnostic using OEM tools may be required.

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Repair Difficulty

Hard 4/5

Required Part

Starter Motor
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