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Error code reference
GE Range Error Code F91
Door lock motor or latch circuit failure.
SourceGE Induction Range - Service Manual (FFIF3054TS/D, LFIF3054TF/D, FGIF3036TF/D)p. 39-40
Diagnostic procedure
The full F91 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
If lock motor runs, check continuity of wiring harness between EOC and lock switch; if lock motor does not run, check continuity of lock motor windings.
SourceGE Induction Range - Service Manual (FFIF3054TS/D, LFIF3054TF/D, FGIF3036TF/D)p. 39-40
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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Where this code is documented
1 manual in the MyPros+ library documents this code for GE range.
Models covered by the manuals that document this code
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