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Error code reference
Amana Furnace Error Code Continuous Light
Internal control failure - the integrated ignition control has an internal fault and has entered a locked-out state.
SourceAmana 40" 80%/90% Gas Furnaces - Service Manual (GUIA/GCIA/GUIB/GCIB Series)p. 77, 80, 92, 101, 107, 113
Diagnostic procedure
The full Continuous Light 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
Replace the integrated control module.
SourceAmana 40" 80%/90% Gas Furnaces - Service Manual (GUIA/GCIA/GUIB/GCIB Series)p. 77, 80, 92, 101, 107, 113
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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