Where the money goes
Part $25–$100Labor $50–$375Typical labor time: 0.5–1 hrs
You might need this if…
DIY difficulty: moderate•Furnace clicks but never lights
•Blower runs, no heat
The part
The hot-surface ignitor lights the burners. It's a common wear item, typically failing every 3–7 years.
Error codes that lead to this repair
E0Excessive retries or recyclesCall a pro soonE7Igniter circuit faultCall a pro soon1 FlashIgnition or flame-proving failureCall a pro soon8 FlashIgniter circuit faultCall a pro soon14Ignition lockoutCall a pro soon270No-flame retry lockoutCall a pro soon10One-hour ignition lockoutCall a pro soon11Failed ignitionCall a pro soon14Ignition lockoutCall a pro soon7 BlinksIgnition or flame-proving failureCall a pro soon12 BlinksIgniter circuit faultCall a pro soonE0Excessive retries or recyclesCall a pro soonE7Igniter circuit faultCall a pro soon1 FlashIgnition or flame-proving failureCall a pro soon10One-hour ignition lockoutCall a pro soon11Failed ignitionCall a pro soon14Ignition lockoutCall a pro soon7 BlinksIgnition or flame-proving failureCall a pro soon12 BlinksIgniter circuit faultCall a pro soon7 BlinksIgnition or flame-proving failureCall a pro soon12 BlinksIgniter circuit faultCall a pro soonE0Excessive retries or recyclesCall a pro soonE7Igniter circuit faultCall a pro soon1 FlashIgnition or flame-proving failureCall a pro soon8 FlashIgniter circuit faultCall a pro soon1 BlinkIgnition or flame-proving failureCall a pro soon8 BlinksIgniter circuit faultCall a pro soon1 BlinkIgnition or flame-proving failureCall a pro soon8 BlinksIgniter circuit faultCall a pro soon
This is general information, not professional advice. Gas, electrical, and combustion repairs can be dangerous — when in doubt, call a licensed technician.