Error code reference

Bosch Range Error Code F43

Motorized latch will not unlock when latch should be unlocked; all heating functions should be off.

SourceBosch Gas Range - Full Service Manual: FSR/FSR3 & SIRp. 68, 71

Diagnostic procedure

The full F43 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 if motor rotated and feedback switch changed state; check switch contacts A and B.

SourceBosch Gas Range - Full Service Manual: FSR/FSR3 & SIRp. 68, 71

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

5 manuals in the MyPros+ library document this code for Bosch range.

Models covered by the manuals that document this code

More models are covered than are listed here.

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