Goodman Error Code STEADY-ON: Normal Operation

Severity
Info
Type
led blink count
Where to look
sight glass
Estimated repair cost: $50 — $150 (part only)
Warning: No immediate action needed. Your Goodman HVAC system is running continuously, likely due to a thermostat or system setting.

LED Blink Pattern

0

How to Fix Goodman Code STEADY-ON

  1. Check your thermostat settings and ensure the fan is set to 'AUTO'
  2. Replace your air filter if it's dirty
  3. If the issue persists, try turning off your HVAC system at the circuit breaker for 30 seconds, then turn it back on

How to Reset Goodman Code STEADY-ON

  1. Turn off the furnace power switch, usually located on or near the unit.
  2. Turn off the circuit breaker for the furnace. Wait 30 seconds.
  3. Restore power at the breaker and flip the furnace switch back on.
  4. Set the thermostat to call for heat. If the error code returns after 2-3 ignition attempts, the fault requires repair.

Resetting clears the code from the display but does not fix the underlying fault. If the code returns after reset, proceed to the diagnostic steps above.

What Does Goodman Error Code STEADY-ON Mean?

The STEADY-ON error code on your Goodman HVAC system indicates that the unit has been running continuously for an extended period. This is not a critical error, but it's important to address to prevent excessive energy usage and potential system damage. The most common causes for this code are incorrect thermostat settings or a system issue that's preventing the unit from cycling off.

Common Causes

  • Incorrect thermostat settings, such as the fan set to 'ON' instead of 'AUTO'
  • A system issue preventing the unit from reaching its setpoint temperature
  • Dirty air filter restricting airflow
  • Faulty thermostat or control board

Diagnostic Steps

If... Check Expected
Thermostat is set to 'AUTO' and temperature is set correctly Measure the temperature at the thermostat and compare it to the room temperature A difference of no more than 2°F (1.1°C)
Air filter is clean Inspect the outdoor unit for any signs of damage or obstruction No visible damage or obstructions

Applicable Goodman Models

Recall Notices

Goodman/Daikin Evaporator Coil Drain Pans Recalled Due to Fire Hazard 22-014 Active

Issued: November 1, 2021

Affected models: Molded plastic evaporator coil drain pans in up-flow condensing gas furnaces

Drain pans can overheat, melt, and deform, posing a fire hazard. Recall expanded January 2024.

View official notice

Replacement Parts

Part OEM Number Est. Cost Where to Buy
Thermostat — — —
Control Board C1200-1200 — Find Part

Related Codes on Same Models

Other codes that affect the same Goodman model families as STEADY-ON.

Code Description Severity
1 System Lockout Warning
2 Pressure Switch Stuck Closed Warning
3 Pressure Switch Stuck Open Warning
4 Open High Limit Switch Warning
5 Flame Sensed With Gas Valve Off Warning
6 Open Rollout Switch Warning
7 Low Flame Signal Warning
8 Ignitor Error Warning
CONTINUOUS Reversed Polarity Warning
F01 Goodman Code F01 - Ignition Lockout Critical