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Error code reference

Maytag Oven Error Code 3d11

Runaway temperature with door unlocked

Maytag codesMaytag oven codes

Runaway temperature with door unlocked — sensor resistance indicates abnormal temperature condition while door is in unlocked state.

First step from the service manual

Check sensor resistance (expected ~1100 ohms at 75°F/24°C).

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

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What 3d11 means on a Maytag oven

Error code 3d11 on a Maytag oven indicates the control board has detected an open circuit in the upper or single oven temperature sensor (RTD probe). The board reads sensor resistance at infinite ohms, meaning no electrical signal is returning from the sensor at all. This is a hard fault condition, not an intermittent resistance drift, and the control responds by disabling all cooking functions for the affected cavity until the fault is resolved.

The temperature sensor is a probe mounted inside the oven cavity that continuously sends resistance readings to the control board, which uses those readings to regulate oven temperature. When the sensor circuit reads infinite ohms, the board has no way to monitor or control heat safely, so it locks out cooking entirely. This can happen because the sensor itself has failed internally, the wiring connecting the sensor to the control board has broken or burned through, or the connector at either end has come loose or corroded. In most cases the sensor probe has simply failed and needs to be replaced, which is a repair most homeowners can complete without specialized tools.

Source: manufacturer service documentation.

Common causes of 3d11

  1. 01

    Failed temperature sensor probe

    Part replacement

    The RTD temperature sensor probe has developed an internal open circuit, causing resistance to read at infinite ohms. This is the most common cause of 3d11 and requires replacing the sensor.

  2. 02

    Broken or burned sensor wiring harness

    Part replacement

    The wiring between the temperature sensor and the control board has broken, melted, or corroded, interrupting the circuit entirely. Visually inspect the harness for burn marks, frayed wires, or breaks near connection points.

  3. 03

    Loose or corroded sensor connector

    Wiring / connection

    The connector joining the sensor lead to the wiring harness has come loose or corroded enough to break continuity. Reseating or cleaning the connector may restore the circuit without replacing the sensor.

  4. 04

    Faulty oven control board

    Part replacement

    If the sensor and all wiring test within spec but 3d11 persists, the control board itself may have a failed input circuit for the sensor. This is the least likely cause and should only be considered after ruling out the sensor and harness.

See the test procedure for each cause

Frequently asked questions about 3d11

What does error code 3d11 mean on a Maytag oven?
Code 3d11 means the control board is reading infinite ohms from the upper or single oven temperature sensor, indicating an open circuit in the sensor or its wiring. The oven cannot measure cavity temperature, so all cooking functions for that cavity are disabled until the fault is fixed. The sensor probe, wiring harness, or connector are the most likely culprits.
Can I still use my Maytag oven with the 3d11 error code active?
No. The 3d11 code disables all cook functions for the affected oven cavity, so the oven will not operate until the fault is cleared. This is a protective lockout, not a warning, and the oven will not heat regardless of what settings you select. You must repair or replace the faulty sensor or wiring before the oven will function again.
How do I fix error code 3d11 on a Maytag oven?
Start by testing the temperature sensor for continuity using a multimeter. Disconnect the sensor leads and check resistance across the sensor terminals. A working RTD sensor typically reads around 1080 to 1100 ohms at room temperature. If your reading is infinite (OL), the sensor is open and needs to be replaced. Also inspect the wiring harness and connectors between the sensor and control board for damage or loose connections before ordering a new sensor.
How much does it cost to fix the 3d11 error code on a Maytag oven?
A replacement Maytag oven temperature sensor typically costs between $20 and $60 for the part, and the repair is generally accessible for a confident DIYer with a multimeter and basic hand tools. If a technician does the repair, expect to add $75 to $150 in labor depending on your area. If the control board is at fault instead of the sensor, parts cost rises significantly, often $150 to $300 or more for the board alone.
How do I test the temperature sensor to confirm it is causing 3d11?
Unplug the oven or shut off the circuit breaker, then locate the temperature sensor probe inside the oven cavity. Disconnect the sensor connector from the wiring harness and set your multimeter to measure resistance (ohms). Touch the probes to the two sensor terminals. At room temperature a good sensor reads approximately 1080 to 1100 ohms. A reading of infinite ohms or OL confirms the sensor has an open circuit and needs to be replaced to clear 3d11.

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