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Error code reference

Whirlpool Microwave Error Code PROBE

Missing probe or invalid probe

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What the PROBE error code actually means

Your microwave is showing PROBE because either you started a cooking mode that needs the temperature probe but it is not plugged in, or the probe is plugged in while you selected a mode that does not use it. Check whether the probe is properly inserted into its socket inside the oven cavity, and make sure the cooking function you chose is the right one for probe use. Unplugging the probe or switching to a compatible mode will usually clear the message.

Diagnostic procedure

The full PROBE procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check that the temperature probe is properly plugged in and that the selected operation is compatible with probe use.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of PROBE

Ranked by how often they cause this code
  1. 1Probe not plugged in for a probe-required operation
  2. 2Probe connected during a non-probe operation
  3. 3Dirty or corroded probe jack or connector
  4. 4Damaged or faulty temperature probe
  5. 5Faulty probe jack or control board

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Questions people ask about PROBE

What does PROBE mean on a Whirlpool microwave?
The PROBE code means the microwave has detected a conflict between the temperature probe status and the selected cooking operation. It appears either because the probe is not plugged in when a probe-required mode is selected, or because the probe is plugged in when a mode that does not allow probe use is chosen. It is a control system alert, not an indicator of a serious malfunction in most cases.
Will resetting my Whirlpool microwave clear the PROBE error?
A reset by unplugging the microwave for a minute may clear the display, but the PROBE code will return as soon as the same conflicting condition is detected again. The underlying cause, either a missing probe, an inserted probe during an incompatible operation, or a faulty probe, must be corrected for the error to stay cleared.
How much does it cost to fix a PROBE error on a Whirlpool microwave?
If the fix is simply reconnecting or removing the probe, there is no cost involved. If the temperature probe itself is damaged and needs replacement, probe accessories typically cost in the range of $15 to $50 depending on the model. If the probe jack or control board requires repair or replacement, professional service costs can range from $100 to $250 or more depending on parts and labor rates in your area.
How do I fix the PROBE error on my Whirlpool microwave?
Start by checking whether the temperature probe is properly inserted into the jack located inside the microwave cavity. If you are using a probe-required cooking function, make sure the probe is fully seated. If you are using a standard cooking mode, remove the probe from the jack entirely. Also inspect the probe connector and jack for any visible debris or corrosion, and clean them if needed.
Is it safe to use my Whirlpool microwave while the PROBE error is showing?
The PROBE code typically prevents the selected operation from completing as intended, so the microwave may not run normally while the error is active. It is not considered a safety hazard in the way that an electrical fault would be, but you should resolve the probe connection issue before attempting to cook. Do not attempt to force a cycle to run while the alert is displayed.

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