dL — / dU — Door/Lid Lock Fault
The washer cannot lock the lid (dL) or unlock it (dU) at the start or end of a cycle. Safety interlock won't let the cycle proceed.
- Keep using it?
- Yes, with caution
- DIY difficulty
- Easy
- Verified against
- amana.com ↗
How to fix it
- Unplug washer for 1 minute to reset.
- Clear any obstructions and confirm the lid closes flush.
- Open the console and reseat the lid lock connector.
- Test the lid lock with a multimeter (solenoid coil ~60-100 Ω typical).
- Replace the lid lock assembly if it fails the test.
- Replace the ACU only if a new lid lock doesn't fix it.
Why it happens
Typical signs: dL or dU on display · Lid lock clicks repeatedly · Cycle won't start or finish · Lid won't open after cycle
- Obstruction under the lid Clothing or detergent residue prevents the lid from seating fully.
- Failed lid lock assembly Solenoid, switch, or thermal fuse inside the lock has failed.
- Loose harness to lid lock Connector under the top panel backed out.
- Main control output failure ACU no longer drives the lock solenoid.
Parts you may need
If diagnosis points to a failed part, these are the common replacements. As an Amazon Associate we earn from qualifying purchases.
- Lid lock / latch assembly Common replacementAmazon →
More Amana washer codes
Always unplug an appliance before servicing it. This guide is for informational purposes and is not a substitute for a qualified technician. Verified against manufacturer documentation: amana.com.