Heidelberg
Intermittent Charging Interruption
Charger randomly stops charging before the vehicle battery is full, no error code is displayed, charging can be restarted manually.
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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
Loose pilot signal connection, Intermittent contact in Type 2 plug, Overheating causing temporary derating, Unstable grid voltage causing protective pauses
How to Fix / Troubleshooting
Safety first: Frequent interruptions may indicate an underlying fault. Monitor for heat or smell.
- 1. Check cable and plug:
- Inspect the Type 2 plug and cable for movement when connected; excessive play can cause intermittent CP contact.
- 2. Monitor temperature:
- During charging, periodically feel the charger housing and plug for excessive heat.
- If hot, see overheating guidance and consider reducing current.
- 3. Inspect CP wiring:
- With power off, check the control pilot conductor terminations inside the charger.
- 4. Grid stability:
- If interruptions coincide with other heavy loads switching, have an electrician check supply quality and breaker sizing.
- 5. Replace worn components:
- If mechanical wear is found, replace the Type 2 socket or tethered cable.
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Repair Difficulty
Medium
3/5
Required Part
Type 2 Socket Assembly
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