E06
Leviton Overtemperature Shutdown

Charger displays E06 or indicates a temperature fault; charging stops unexpectedly, often during high current operation.

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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

Blocked ventilation around EVSE enclosure, High ambient temperature in garage, Failed internal temperature sensor on control board, Loose high-current connections causing localized heating

How to Fix / Troubleshooting

Safety first: Allow the unit to cool before touching the enclosure. Turn OFF power at the breaker if you suspect internal overheating.

Steps:

  • 1. Check installation location: Ensure the Leviton charger has the required clearance around it (per manual) and is not enclosed in a small, unventilated cabinet.
  • 2. Inspect for obstructions: Remove any items stored directly against or on top of the EVSE. Do not cover the unit.
  • 3. Ambient temperature: If the garage or mounting area is extremely hot, consider improving ventilation or scheduling charging for cooler times of day.
  • 4. Check for hot spots: After a cool-down, run a short charge and feel the front of the enclosure. Excessive localized heating near the cable entry or breaker panel may indicate loose connections; have an electrician check torque on all lugs.
  • 5. Internal sensor fault: If E06 appears immediately on power-up in a cool environment, the internal temperature sensor or its circuit on the control board may be defective. Board replacement is typically required.
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Repair Difficulty

Medium 3/5

Required Part

Leviton EVSE Main Control Board
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