Cavin
LED Light Assembly or Door Switch Failure
Interior light not working but cooling is normal
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Possible Causes
Burned-out LED light module, Failed door switch, Loose light harness connector, Faulty light driver on PCB
How to Fix / Troubleshooting
Safety first: Unplug the unit before removing light covers or panels.
Steps:
- Door switch test: Open and close the door while observing the display or any indicator that responds to the door. If nothing changes, the door switch may be faulty.
- Access light module: Remove the interior light cover (usually clipped or screwed in). Inspect the LED module and connector.
- Connector check: Reseat the light connector and check for corrosion or loose pins.
Repair: Replace the LED light assembly if it remains dark with a known-good door switch. If multiple lights fail simultaneously, the light driver circuit on the main PCB may be defective and require board replacement.
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Repair Difficulty
Easy
2/5
Required Part
LED Light Assembly or Door Switch
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