Carrier Furnace Error Code 22
Abnormal flame sense — the furnace detected flame when it shouldn't have, or the flame detection sensor is giving a bad signal.
⚠️ Symptoms You'll Notice
- • Furnace cycles on and off frequently
- • Weak or inconsistent heat
- • Strange ignition behavior
- • LED flashing 2-2 pattern
What Causes Error Code 22?
🔧 DIY Troubleshooting Steps
- 1 Wait for furnace to cool, then look for the flame sensor rod (usually ceramic)
- 2 If it's brown or sooty, it needs cleaning (but this is tricky — call a pro)
- 3 Check for any loose wires near the sensor
- 4 Make sure there's no metal debris inside the burner assembly
📞 When to Call a Professional
Flame sensors require professional cleaning and testing — a tech has the right tools and can verify proper operation.
Estimated repair cost in Albuquerque: $150–$350
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Frequently Asked Questions
What does Carrier Furnace error code 22 mean? ▼
Abnormal flame sense — the furnace detected flame when it shouldn't have, or the flame detection sensor is giving a bad signal.
How much does it cost to fix error code 22 in Albuquerque? ▼
Typical repair costs in Albuquerque for Carrier Furnace error code 22 range from $150–$350. Flame sensors require professional cleaning and testing — a tech has the right tools and can verify proper operation.
Can I fix Carrier error code 22 myself? ▼
Some basic troubleshooting is safe to try: Wait for furnace to cool, then look for the flame sensor rod (usually ceramic). If it's brown or sooty, it needs cleaning (but this is tricky — call a pro). Flame sensors require professional cleaning and testing — a tech has the right tools and can verify proper operation.
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