Written by
Elena Marsh Appliance Care EditorPublished October 29, 2026
VERIFIED
Error code12
ApplianceCooktop
Quick reference for 12
Shown on the display: 12
Reported fault: right rear element On/Off key defective
Applies to: Kenmore induction cooktops numbered 790, no letter prefix
Remedy from the manual
Power goes off first. After that the wire harness cables and connections get tested. If those are in good shape, the right-side touch control board is the part that is replaced. A technician handles the testing and the swap.
Code 16: the On/Off key for the right front element
Induction cooktop service in San Francisco
When 12 stays on the display, a technician visit is the next move. Phone (415) 825-6393 for Kenmore cooktop repair in San Francisco and the Bay Area, and keep the code, the 790 model number and your earlier checks within reach.
Model compatibility: Kenmore reuses codes across series and model years, so 12 may mean something different on another appliance or generation. Confirm this against your model’s documentation and record your full model number before acting.
Plain language
What this code means
The right rear element On/Off key is defective.
Important safety warning. Do not attempt repairs involving electrical components, gas, water lines, refrigerant or sealed systems. Unplug the appliance if it is safe to reach the outlet, and leave internal diagnostics to a qualified technician.
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