Carrier Appliance Error Codes
Carrier: 3 error codes with meaning, severity, likely causes and repair cost estimates.
3Codes
3.3Average severity
33%High or critical
67%DIY-friendly
Severity distribution
All codes (3)
13
Carrier · Air Conditioner / Heat Pump
A limit or rollout switch stayed open too long, so the furnace has locked itself out for 3…
High
31
Carrier · Air Conditioner / Heat Pump
The inducer couldn't prove a clear vent, so the pressure switch stayed open and the burners…
Moderate
33
Carrier · Air Conditioner / Heat Pump
A high-temperature safety switch opened, usually because too little air is moving through…
Moderate