Interior lights are not working

Check the fuses, battery connections, and the master light switch's power supply - if that doesn't fix it, your Retailer can help further. Worth knowing: the interior lights won't work while the motorhome's engine is running.

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Elddis • Lighting

Covers: Autoquest APEX, Avalon, Avalon Evolve

+2 more

Whirlwind GT, Whirlwind GT Evolve

Whirlwind GT models: 105, 115, 120, 150, 155, 185, 194, 196, 196+

Whirlwind GT Evolve models: 105, 115, 120, 150, 155, 185, 194, 196, 196+

Autoquest APEX models: 105, 115, 120, 150, 155, 185, 194, 196+

Avalon models: 250, 255, 285, 295

Avalon Evolve models: 250, 255, 285, 295

Elddis Lighting

(Motorhome, 2026 Model Year)

Master Troubleshooting & Diagnostics Matrix

Error Code / Indicator	Symptom / Meaning	Possible Cause	Step-by-Step DIY Fix	Suggested Actions
`N/A`	Interior lights are not working	—	Check the fuses, battery connections, and the master light switch's power supply - if that doesn't fix it, your Retailer can help further. Worth knowing: the interior lights won't work while the motorhome's engine is running.	DIY Check / Tech Fallback