Error code reference

Electrolux Oven Error Code ELMb

Lambda sensor failure - stops all cycles except convection without humidity control and steam under 100°C.

SourceElectrolux Professional Skyline/Magistar Ovens - Service Manual: Electronic Boardsp. 82

Diagnostic procedure

The full ELMb 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

Check lambda is sequentially fed from 7.8V to 12.4V on pin 3 and 4; check X24 on ACU; replace lambda sensor.

SourceElectrolux Professional Skyline/Magistar Ovens - Service Manual: Electronic Boardsp. 82

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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 Electrolux oven.

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The full ELMb procedure

Where this code is documented

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