Booking today · Houston service windows 9–12 · 1–4 · 4–7 Independent Samsung specialists · Licensed & insured Mon–Fri 7:00 AM - 8:00 PM · Sat 8:00 AM - 6:00 PM
(713) 561-5298 Start a Repair
Error code · Dishwasher

Samsung Dishwasher Code 7E: WaterWall Reflector

On Samsung US dishwashers with a digital display and the WaterWall spray system, 7E means the reflector is not able to move correctly. The reflector is the part that sweeps the wall of water across the…

Medium · inspection needed
Start a Repair(713) 561-5298
Code
7E
Appliance
Dishwasher
Brand
Samsung
Warranty
30-day workmanship

What 7E means

On Samsung US dishwashers with a digital display and the WaterWall spray system, 7E means the reflector is not able to move correctly. The reflector is the part that sweeps the wall of water across the dishes. The same condition can also appear as 7C. Because it applies only to WaterWall models, a Rotary dishwasher will not show it. You will see the code on the display and the cycle stops, often with dishes left unwashed on one side.

Common causes of 7E

  • Something blocking the reflector's travel, such as packing tape or a stray utensil
  • The reflector sitting in the wrong orientation
  • The reflector drive and its position reading
✓ One safe check you can try

1. Open the door and look for anything blocking the reflector, including leftover packing tape from delivery. 2. Check that the reflector sits in its correct orientation. 3. Switch the breaker off for 2 minutes, then back on. 4. Run a short cycle and watch whether 7E returns. 5. If it does, stop and call us.

! Why to stop there
  • Clearing a blockage does not prove the reflector drive is healthy.
  • We test the movement and its position reading to see which part is not following instructions.
  • Work begins only after you approve a written price, and it is warranted for 30 days.
Opening a panel yourself does not automatically cancel a manufacturer warranty, but it can cause accidental damage, and some manufacturers set their own service conditions. Check your warranty terms, or ask us, before deciding.
→Same appliance

Other Dishwasher codes

SRSamsung Dishwasher Code SR: Water Not Draining Out 1E / IE (rotary models)Samsung Dishwasher Code 1E / IE on Rotary Models: Heater Overheating LC / LESamsung Dishwasher Code LC / LE: Leak Detected OC / 0C / oESamsung Dishwasher Code OC: Too Much Water PCSamsung Dishwasher Code PC: Zone Wash not Operating PESamsung Dishwasher Code PE: Half Load Error tESamsung Dishwasher Code tE: Temperature Sensor Blinking: Heavy (without Express 60) / NormalSamsung Dishwasher Heavy or Normal Light Blinking: Leak Detected
7E7E questions
What is the reflector?

It is the moving panel in a WaterWall dishwasher that directs the spray across the racks. If it cannot travel, the control stops the cycle and shows 7E or 7C.

Could packing material cause this on a new dishwasher?

Yes. Tape or foam left from delivery can block the reflector, so check for it before anything else. Look along the reflector's track and the back wall of the tub.

Does a 2-minute power-off always work?

It helps when the reflector only lost its position. If 7E returns after a clear path and a reset, the drive needs testing. Without that reset, the reflector may not learn its home position again.

Book a visit

Still seeing 7E?

A technician diagnoses it on site and gives you the price in writing before any work starts.

(713) 561-5298