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Error code reference
Speed Queen Dryer Error Code ICM COMM ERROR
Output board failed to communicate with the ignition control module (ICM); control turns off all outputs.
SourceSpeed Queen Quantum Platinum Dryer - Service Manual (DRY639R)p. 50-51
Diagnostic procedure
The full ICM COMM ERROR 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
Control allows IO board to clear error 3 times before entering Machine Error Mode. Clear by powering down, pressing Clear Fatal Error keys, or sending Clear Fatal Error network command.
SourceSpeed Queen Quantum Platinum Dryer - Service Manual (DRY639R)p. 50-51
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 Speed Queen dryer.
Models covered by the manuals that document this code
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