Search Error Codes
Search across 21 brands and 300+ diagnostic codes
Error code 12 on your Noritz water heater indicates a flame loss issue. This means that the burner is not igniting or ma...
The Carrier error code 14, also known as an ignition lockout, means your furnace tried to ignite the burners multiple ti...
The A071 error on your Rheem HVAC system indicates a problem with the gas valve circuit. This circuit controls the gas f...
Error code 71 on your Noritz water heater indicates a problem with the gas valve drive circuit. This circuit controls th...
Noritz error code 72 indicates a problem with either the flame rod or gas valve in your water heater. The flame rod dete...
The A001 error code on your Rheem HVAC system indicates that the ignition system isn't functioning correctly. This could...
The Carrier error code 32, or a blinking LED pattern indicating 'Low Flame Sense,' means the furnace's control board isn...
Error code 5 on your Goodman furnace indicates that the flame sensor is detecting a flame when the gas valve is supposed...
The Goodman 7 error code indicates that your furnace's flame sensor isn't detecting a strong enough flame from the burne...
Error code E001 on a Navien unit means the ignition control module tried to light the burner but didn't detect a flame w...
The E012 error on your Navien boiler indicates a flame loss issue. This could be due to a problem with the ignition syst...
The Noritz 11 error code indicates that your water heater's ignition system is not functioning properly. This could be d...
The Rinnai 71 error code indicates a problem with the gas valve circuit. This could be due to a faulty gas valve, a wiri...
The 'Flame Sensed With Gas Off' error code on your Trane furnace indicates that the gas valve is closed, but the flame s...
The Trane 7 error, or 'Gas Valve Circuit Error', indicates that your furnace has encountered a problem with the electric...
The E773 error on your Navien tankless water heater or combi-boiler signals that the unit has detected an 'Improper Gas ...
The '1R' error code on your Amana furnace, labeled 'Flame Without Call,' means the furnace's flame sensor is detecting a...
The '5R' error code on your Amana furnace indicates an 'Ignition Lockout'. This means the furnace tried several times to...
The '6R' error code on your Amana furnace indicates a problem with the gas valve relay. This relay is an electrical swit...
The F13 error code on your Bradford White tankless water heater means the unit tried to light the burner but failed. Thi...
The Ruud furnace error code 12, 'Flame Failure,' means the furnace tried to light the burners, but the flame wasn't dete...
The Ruud furnace error code 51, 'Gas Valve Fault,' means the furnace control board isn't seeing the expected signals fro...
Error code 111 on your Takagi tankless water heater signifies an ignition failure. This means the unit tried to start th...
The Takagi 510 error code points to a problem with the gas solenoid valve. This valve is responsible for precisely contr...
The Takagi 710 error code indicates a fault within the Printed Circuit Board (PCB), which is the main control board of y...
The 'AF' error code on your York furnace indicates a low flame current. This means the furnace's control board isn't det...
The R6 error code on your York furnace indicates a 'Gas Valve Failure'. This means the furnace control board isn't detec...
The '7R' error code on your Amana furnace indicates a low or unstable flame signal. This means the furnace control board...
The F01 error code on your Goodman furnace indicates an 'Ignition Lockout'. This means the furnace attempted to light th...
The F04 error code on your Goodman furnace indicates that the high limit switch has tripped. This switch is a safety dev...