Cause:

• Sensor error I out of range (displayed on the main screen).
• No current in the circuit or offset measurement.

Action:

• Check if the issue occurs in both charge and discharge modes.
• Check the On/Off and C/D contactors.
• Check the control cables.
• Replace the contactors if necessary (tightening torque: 8.00 Nm).
• Check the consistency of the current measurement.
• Check the current sensor measurement cable.