Jaguar
Overheating / Component Degradation
Unusual burning smell from the Jaguar wallbox during or after charging, even if it still appears to work.
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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
Overheated contactor or terminals, Melting insulation on internal wiring, Failing power electronics module, Debris inside enclosure burning on hot components
How to Fix / Troubleshooting
Safety first: Immediately turn off the charger at the breaker. Do not use it until inspected.
- Step 1 – Isolate and cool: Leave the charger powered off until it has completely cooled.
- Step 2 – Visual inspection: With power OFF, open the enclosure and look for discolored, melted, or charred components or wiring.
- Step 3 – Tighten and clean: Tighten any loose terminals and remove any foreign objects or debris.
- Step 4 – Replace damaged parts: Replace any overheated contactors, terminal blocks, or wiring harnesses with Jaguar-approved parts.
- Step 5 – Professional test: Have a qualified EVSE technician perform a full safety and functional test before returning the charger to service.
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Repair Difficulty
Professional Required
5/5
Required Part
Jaguar Wallbox Main Contactor / Internal Wiring Harness
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