ABQ HVAC Quotes
MEDIUM Trane Furnace Est. Repair: $150–$350

Trane Furnace Error Code 2-2

Abnormal flame sense — the flame sensor is detecting flame when there shouldn't be any, or giving erratic readings.

⚠️ Symptoms You'll Notice

  • Furnace cycles on and off frequently
  • Intermittent heating
  • Flame appears weak or yellow
  • System is unstable

What Causes Error Code 2-2?

× Dirty flame sensor
× Bad flame rod electrode
× Electrical interference
× Control board issue

🔧 DIY Troubleshooting Steps

  1. 1 Look at the flame through the burner window — it should be blue
  2. 2 Do not attempt to clean the flame sensor yourself
  3. 3 Check for any loose wires near the sensor
  4. 4 Reset the furnace

📞 When to Call a Professional

Flame sensors require professional cleaning and testing.

Estimated repair cost in Albuquerque: $150–$350

Top Furnace Repair Contractors in Albuquerque

Vetted, reviewed, and ready to fix Trane error code 2-2 · 34,721+ total reviews

Frequently Asked Questions

What does Trane Furnace error code 2-2 mean?

Abnormal flame sense — the flame sensor is detecting flame when there shouldn't be any, or giving erratic readings.

How much does it cost to fix error code 2-2 in Albuquerque?

Typical repair costs in Albuquerque for Trane Furnace error code 2-2 range from $150–$350. Flame sensors require professional cleaning and testing.

Can I fix Trane error code 2-2 myself?

Some basic troubleshooting is safe to try: Look at the flame through the burner window — it should be blue. Do not attempt to clean the flame sensor yourself. Flame sensors require professional cleaning and testing.

Other Trane Furnace Error Codes

Error Codes from Other Brands

Still Getting Error Code 2-2?

Get matched with a licensed Trane furnace repair technician in Albuquerque — free, no obligation.

Get 3 Free Repair Quotes →
Get 3 Free HVAC Quotes