E06
Chevrolet Temperature Sensor Fault / Overtemperature Protection

Charger shows E06 and the vehicle does not detect charging; often associated with very cold or very hot ambient temperatures.

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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

Failed internal temperature sensor on control board or heatsink, Blocked ventilation around charger, Installation in direct sunlight causing overheating, Fan failure (if equipped)

How to Fix / Troubleshooting

Safety first: Overheating can damage internal components. If the enclosure is extremely hot to the touch, turn OFF the breaker and allow it to cool.

  • Step 1 – Check ambient conditions: If the charger is installed in a closed garage or in direct sun, open doors or provide shade and allow the unit to cool for 30–60 minutes.
  • Step 2 – Clear obstructions: Ensure that vents on the sides or bottom of the Chevrolet home charger are not blocked by storage items, dust, or spider webs.
  • Step 3 – Power reset: Turn OFF the breaker for 5 minutes, then turn it back ON. Try charging again and monitor if E06 reappears.
  • Step 4 – Listen for fan (if present): Some higher-output Chevrolet chargers have internal cooling fans. If you never hear the fan run under load, the fan or its control circuit may have failed.
  • Step 5 – Sensor diagnosis: Persistent E06 even at normal temperatures usually indicates a failed temperature sensor on the control board or heatsink, requiring board or sensor replacement.
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Repair Difficulty

Hard 4/5

Required Part

Heatsink Temperature Sensor / Main Control PCB
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