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Error code · Microwave

Whirlpool Built-In Microwaves and Drawers Code 4d11: Latch and Switch Circuit

A 4d11 code on Whirlpool built-in microwaves and microwave drawers, model WMC50522AS among them, concerns the door latch assembly, the door switch, or the wiring connected to them. The oven checks that the door is closed…

Medium · inspection needed
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Code
4d11
Appliance
Microwave
Brand
Whirlpool
Warranty
30-day workmanship

What 4d11 means

A 4d11 code on Whirlpool built-in microwaves and microwave drawers, model WMC50522AS among them, concerns the door latch assembly, the door switch, or the wiring connected to them. The oven checks that the door is closed and latched before it runs, so a problem in that circuit shows up as a code and an oven that will not start or stops mid-cycle.

Common causes of 4d11

  • Door latch assembly not registering a closed door
  • Door switch contact problem
  • Wiring or connector to the latch or switch
  • Brief glitch cleared by a restart
✓ One safe check you can try

1. Close the door firmly and make sure nothing sits in the door seal area. 2. Turn off the microwave breaker for one minute. 3. Turn it back on. 4. Watch the oven for one minute to confirm 4d11 stays away. 5. Check that a quick cooking cycle works again.

! Why to stop there
  • If 4d11 remains, we test the latch assembly, the switch and the wiring in turn
  • A door that looks closed can still miss the switch, so we check alignment too
  • The price is in writing first, and repairs have a 30-day workmanship warranty
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 Microwave codes

LOCWhirlpool Microwave LOC on the Display: Control Lock Is On PFWhirlpool Over-the-range Microwave Showing PF: Power Failure Indicator Press Cancel to ResetWhirlpool Built-in Microwave Message "Press Cancel to Reset": Error Cleared by Cancel F8 E4Whirlpool Microwave Drawer Error Code F8 E4: Exhaust Air Temperature Sensor Probe or Insert ProbeWhirlpool Built-in Microwave Asking for "Insert Probe": Seat the Meat Probe F8E5Whirlpool Microwave Code F8E5: Exhaust Air Temperature Sensor PUSH or PSHWhirlpool Built-in Microwave Shows PUSH or PSH: Press Start F9Whirlpool OTR Microwave Error F9: Control and Relay Boards
4d114d11 questions
Why does 4d11 appear when my door is shut?

The oven may not be getting a closed-and-latched signal. The latch, the door switch or the wiring could be responsible, so we test them in order instead of replacing parts on a guess.

Is a microwave with a latch code safe to use?

The oven is designed not to run if it cannot confirm the door. Do not defeat or bypass the latch. Leave it off and call us if the code remains.

Can older built-ins get a new latch?

In many cases yes. Older units are common in Houston, and we weigh repair cost against the value of the oven and tell you honestly.

Book a visit

Still seeing 4d11?

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

(713) 589-6107