7 🟡 Repair Required
Goodman Error Code 7: Low Flame Signal
⚠️ Your Goodman HVAC system has detected a low flame signal, which could lead to system lockout. It's safe to troubleshoot, but if you're unsure, call a professional.
How to Fix Goodman Code 7
- Step 1: Turn off your furnace at the thermostat and the main gas valve.
- Step 2: Locate and clean the flame sensor using a fine-grit emery cloth or a wire brush designed for this purpose.
- Step 3: If the problem persists, call a professional HVAC technician. Do not attempt to open the unit or touch gas lines.
What Does Goodman Error Code 7 Mean?
The Goodman 7 error code indicates that your furnace's flame sensor isn't detecting a strong enough flame from the burner. This could be due to a dirty sensor, a faulty gas valve, or a problem with the ignition system. The system will typically go into lockout to prevent further operation and potential safety hazards.
Common Causes of Goodman Code 7
- Dirty or faulty flame sensor
- Faulty gas valve
- Problem with the ignition system (hot surface igniter or spark igniter)
- Low gas pressure
Applicable Goodman Models
Need a Pro to Fix Goodman Code 7?
A licensed HVAC technician can diagnose and fix this issue quickly.
Find a Licensed Tech Near You →Replacement Parts for Goodman Furnace Code 7
Flame Sensor OEM: 48T81284
Gas Valve OEM: 48T81525
Hot Surface Igniter OEM: 48T81351