⚠️ Safety Warning: Appliance repair involves electricity, gas, and moving parts. Always disconnect power before working on any appliance.
Error Code: D7 ILLUMINATED Difficulty: Hard
Problem: Main control board issue.
How to Fix D7 ILLUMINATED Error (Step-by-Step)
- Disconnect the refrigerator from the power source to avoid electrical shock.
- Locate the main control board, which is typically on the back of the refrigerator behind an access panel.
- Remove the screws securing the access panel and set it aside.
- Carefully disconnect all wire harnesses from the old control board, taking a picture beforehand can help with reassembly.
- Remove the screws or release the locking tabs holding the old control board in place and remove it.
- Install the new main control board, securing it with the screws or locking tabs.
- Reconnect all wire harnesses to the appropriate terminals on the new board, referencing your picture if needed.
- Replace the access panel and its screws, then plug the refrigerator back in.
Recommended Replacement Part
Still Not Working?
If the replacement part didn’t fix the issue, you may have a wiring problem or main board failure.
Most DIY parts are $50–$250. If you have a quote, use the total.
More options (for a better recommendation)
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Expert: Mike Sullivan
EPA Section 608 Certified Technician with 18+ years experience.
Read Editorial Standards →Browse all Amana error codes: Amana Error Codes


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