Error code reference

Wolf Oven Error Code E04

FLASH incorrect process data (checksum) - process data error.

SourceWolf Convection Steam Oven - Service Manual (CSO24, CSO30)p. 5-3

Diagnostic procedure

The full E04 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

Cycle power to unit and clear the error; if error returns replace the relay board

SourceWolf ICB SO24 E Series (827188): Prior to Serial 13543126: Service Manualp. 4-3

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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

6 manuals in the MyPros+ library document this code for Wolf oven.

Models covered by the manuals that document this code

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The full E04 procedure

Where this code is documented

Models covered by the manuals that document this code

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