Gas Stove Clicking but Won't Light: What to Check, in the Order We Check It

A gas burner that clicks and clicks without catching is the most common range complaint we hear. In our review of 6,405 Florida service calls, it made up 52% of the range and oven problems owners described: 158 of 305 calls. Some of the causes take a few minutes to check yourself, so here is the order we work in, starting with those.

If you smell gas, stop here. Turn the knobs off, don’t use switches or flames, open a window, leave the house and call your gas utility from outside.

How a spark burner lights

When you turn the knob, two things happen. A valve lets gas into the burner, and a switch behind the knob tells the spark module to fire. The module sends a high-voltage pulse to a small ceramic electrode next to the burner, and the spark jumps to the burner head and lights the gas. The clicking you hear is that spark. If you hear it but get no flame, either the gas isn’t reaching the spark, or the spark isn’t strong enough or close enough to light it.

Checks you can do before calling

1. Is the burner cap seated?

A cap knocked out of place often follows a deep clean. The round cap sits on the burner head and has to be centered and flat. If it is a few millimeters off, gas comes out in the wrong place and the spark misses it. Lift the cap, look at the notch or pins underneath, and set it back so it doesn’t rock.

2. Is the igniter wet or dirty?

A boil-over or a wet sponge can soak the electrode and the area around it. With the burner off and cool, wipe the white ceramic tip with a dry cloth and let the area air-dry for a few hours. Grease on the tip weakens the spark; a little rubbing alcohol on a cotton swab takes it off.

3. Are the burner ports clogged?

The small slots around the burner head clog with food and cleaner residue. Clear them with a straight pin or a thin wire, not a toothpick, which can break off inside. Dry everything before reassembly.

4. Do the other burners light?

If every burner clicks and none light, check that the gas supply is on. On a propane range, check the tank. If only one burner fails while the others work, the problem is local to that burner: cap, ports, electrode or its wire.

When it keeps clicking with the knob off

Clicking that won’t stop, even with every knob in the off position, usually means moisture got into one of the spark switches behind the knobs, often after a spill or after spraying cleaner on the control panel. Turn the range off at the breaker or unplug it, pull the knobs off and let the panel dry for a day. If the clicking comes back once power is restored and everything is dry, the switch or the spark module has failed. That is a parts repair.

Some high-end ranges also click on purpose: models with automatic reignition, including many Wolf and Thermador units, spark again whenever the flame flickers out, so a draft or a low simmer setting can set them off.

What a technician checks

• Spark at each electrode, and whether it is strong and lands on the burner head.
• Cracks in the electrode’s ceramic, which let the spark leak to ground instead of jumping to the burner.
• The wire from each electrode to the module, which can chafe or melt near a hot burner.
• The spark switches behind the knobs, tested one at a time.
• The spark module, which fires all the electrodes on most ranges.
• Gas pressure and the burner orifice if a burner lights with a weak or uneven flame.

For one premium platform in detail, see our Wolf igniter diagnostic guide.

What it costs

Most clicking-burner repairs come down to an electrode, a switch or a spark module. Across 226 range and oven repairs in our 2025 to 2026 data, the median bill was $368, with the middle half between $276 and $523. Electrode and switch jobs tend to cost less than module replacements on built-in and pro-style ranges. Our service call is $59 and is credited toward the repair if you go ahead.

If the checks above didn’t fix it, book a range repair or call (754) 345-4515.

What these repairs cost in Florida: our appliance repair cost guide has median bills by appliance, by problem and by county, from 2,539 paid repairs.