Error code reference

KitchenAid Range Error Code F21

Water Level Sensor Error (display LED indicates which sensor probe is not working).

SourceKitchenAid Range - Tech Sheet: YKDRP707RS00p. 7

Diagnostic procedure

The full F21 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

First diagnostic step

Unplug range or disconnect power, then check the water level sensor connection on the steam board (JP21).

SourceKitchenAid Range - Tech Sheet: YKDRP707RS00p. 7

Unlock with pass

More steps, wiring diagram references, and verified part numbers

Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.

Unlock F21 procedure $9.95

Or subscribe: $29/month for all codes plus Max diagnostics, with 70 Max messages a day. Plus applicable tax.

Where this code is documented

3 manuals in the MyPros+ library document this code for KitchenAid range.

Models covered by the manuals that document this code

More models are covered than are listed here.

75,000+ service documents · 20,000+ error codes · 100+ brands

Get Started

$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax

The full F21 procedure

Where this code is documented

Models covered by the manuals that document this code

Related KitchenAid range error codes