What does Carrier code 14 mean?
Carrier furnace code 14 means the furnace failed to ignite or prove flame in four attempts and entered ignition lockout on the supported control family. Confirm the model number and diagnostic chart inside the furnace door before replacing parts.
What causes Carrier code 14?
- No gas reaching the burners
- A failed hot-surface igniter
- A dirty or weak flame sensor
Can I troubleshoot Carrier code 14?
- Confirm the thermostat is calling for heat and the gas shutoff has not been moved.
- Turn furnace power off for five minutes, restore it once, and note whether the same code returns.
How much does Carrier code 14 cost to fix?
A furnace ignitor replacement typically costs between $150 and $750 nationally.
When should I call a technician?
Call a licensed technician if ignition fails again after one reset or if you smell gas.
Symptoms this code causes
Sources and model scope
Fault codes vary by model and control board. Confirm the diagnostic chart inside your furnace panel or the official manual before acting.
Scope used here: Carrier-family two-stage controls covered by troubleshooting guide 58-3T.
- Carrier Corporation: Deluxe 2-Stage Gas-Fired Induced-Combustion Furnaces — Troubleshooting Guide
58-3T · Carrier-family two-stage furnace controls covered by document 58-3T; codes vary on other boards and model generations.
Compiled by Warmlo Editorial · Reviewed August 2026
This is general information, not professional advice. Gas, electrical, and combustion repairs can be dangerous — when in doubt, call a licensed technician.