Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher AE Error Fix: Internal Communication Error

Communication failure between the main control board and the sub-control board or display panel. The control boards cannot exchange data properly. Check the ribbon cable or wire harness between the boards for damage, loose connections, or corrosion. Reseat all connectors firmly. Disconnect power for 5 minutes and restore to attempt a reset. If the error persists, inspect both boards for moisture damage, burned traces, or component failure. Replace the main control board.

critical2 fixes available✨ Free fix available

Quick Answer

Error AE on the Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher means: Internal Communication Error. The top-ranked community fix is “Replace Main Control Board” (hard difficulty, ~90 min, DIY cost: $0-$20). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · dishwasher

Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.

When to Call a Professional

While many dishwasher repairs can be done safely at home, consider hiring a qualified technician if:

The repair involves electrical wiring, gas lines, or refrigerant
You've tried the top-ranked fix and the error persists
You smell gas, see sparking, or notice water leaking
The repair requires specialized tools you don't have
Your appliance is still under manufacturer warranty

Average professional repair cost for this issue: $200-$350.

Other Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher Error Codes

Water Level Sensor Error

2 fixes

Wash Pump Motor Error

2 fixes

Water Supply Error — Not Filling

2 fixes

Drain Error — Not Draining

2 fixes

Low Water Level Error

2 fixes

Button or Key Stuck

2 fixes

Heater Error — Water Not Heating

2 fixes

Leak Detected — Leak Sensor Activated

2 fixes

People Also Ask About Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher Error AE

What does error code AE mean on a Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher?

Error code AE on the Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher means: Internal Communication Error. Communication failure between the main control board and the sub-control board or display panel. The control boards cannot exchange data properly. Check the ribbon cable or wire harness between the boards for damage, loose connections, or corrosion. Reseat all connectors firmly. Disconnect power for 5 minutes and restore to attempt a reset. If the error persists, inspect both boards for moisture damage, burned traces, or component failure. Replace the main control board.

How do I fix error code AE on my Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher?

The most successful fix is "Replace Main Control Board" (hard difficulty, ~90 minutes). Estimated DIY cost: $0-$20. HomeMD has 2 community-ranked fixes for this error.

Is error code AE on a Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher serious?

This error is rated critical severity. It is generally not urgent and can often be resolved with a simple DIY fix.

Can I fix Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher error AE myself?

Yes — the top-ranked community fix ("Replace Main Control Board") is rated hard difficulty and takes about 90 minutes. Tools needed: T15 Torx screwdriver, Anti-static wrist strap, Flashlight.

How much does it cost to repair Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher error AE?

DIY cost: $0-$20. Professional repair typically costs $200-$350. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher have?

The Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher has 8 other known error codes, including: 1E (Water Level Sensor Error), 3E (Wash Pump Motor Error), 4E (Water Supply Error — Not Filling), 5E (Drain Error — Not Draining), 9E (Low Water Level Error), and 3 more.

What other error codes does the Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher have?

The Dacor DDW24M999US 24 in 42 dBA WiFi Connected Modernist Series Dishwasher has 8 other known error codes:

1E — Water Level Sensor Error (2 fixes)
3E — Wash Pump Motor Error (2 fixes)
4E — Water Supply Error — Not Filling (2 fixes)
5E — Drain Error — Not Draining (2 fixes)
9E — Low Water Level Error (2 fixes)
bE — Button or Key Stuck (2 fixes)
HE — Heater Error — Water Not Heating (2 fixes)
LC — Leak Detected — Leak Sensor Activated (2 fixes)

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