Generic Furnace Error Codes
All Generic furnace error codes with step-by-step troubleshooting, multimeter specs, and OEM part numbers.
2 error codes
| Code | Meaning | Severity | Difficulty |
|---|---|---|---|
| BLOWING-COLD | Furnace Blowing Cold Air: Thermostat, Flame Sensor, and Limit Switch Fixes mediumintermediate | medium | intermediate |
| NOT-HEATING | Furnace Not Heating: Thermostat, Pilot, Filter, and Blower Diagnosis mediumintermediate | medium | intermediate |