When your Whirlpool gas stove won't light, start with the burner cap. A cap that is misaligned on the burner base can prevent the igniter from sparking correctly and may cause an uneven flame. Turn off the gas stove and let the stovetop cool, then reseat the cap. If the cap is positioned correctly, check the spark module, which supplies power to each surface burner spark electrode. A weak or intermittent spark often points to a faulty spark module, but inspect the spark electrode and spark wire first. An incoming power problem can also keep the gas stove from lighting, so test the electrical outlet and check the circuit breakers or fuses. If other burners spark but one burner does not, the spark ignition switch may be defective. Some models use a spark ignition switch and harness assembly instead of a separately sold switch. Finally, a worn or defective spark electrode may click without producing a strong enough spark to ignite the gas. These checks can help diagnose a gas stove not lighting or a gas burner that won't light. Enter your model number to find the exact Whirlpool replacement part for your range or gas stove.
01 - Burner cap not on correctly
If the burner cap is misaligned on the burner base the igniter may not spark properly, and the burner flame will be uneven. Confirm the appliance is turned off and the stovetop is cool to the touch, then readjust the burner cap, if necessary, so it is seated properly on the burner base.
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02 - Whirlpool Range/Stove/Oven Spark Module
The spark modules provides power to each surface burner spark electrode. If the burner is produces a weak spark, or if the burner sparks intermittently, the spark module might be defective. Before replacing the spark module, first check the spark electrode and the spark wire. If the spark electrode and spark wire are not at fault, the spark module is likely defective. If the spark module is defective, replace it.
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The electrical outlet may not be getting power. To determine if the outlet is getting power, try plugging something else into the outlet. If the outlet is not getting power, check the home circuit breakers or fuses.
When the burner is turned on, the spark ignition switch sends voltage to the spark module to produce a spark. If the spark ignition switch is defective, it won't send voltage to the spark module, and the burner won't be able to produce a spark. If your range's burner isn't sparking, check to see if the other burners are sparking properly. If the other burners are sparking properly, the spark ignition switch is likely defective.
05 - Whirlpool Range/Stove/Oven Spark Ignition Switch and Harness
When the burner is turned on, the spark ignition switch sends voltage to the spark module to produce a spark. If the spark ignition switch is defective, it won't send voltage to the spark module, and the burner won't be able to produce a spark. If your range's burner isn't sparking, check to see if the other burners are sparking properly. If the other burners are sparking properly, the spark ignition switch is likely defective. If the spark ignition switch is not sold separately, you will have to purchase the switch and harness assembly.
The spark electrode sends a spark to ignite the gas in the burner assembly. If the spark electrode is defective or worn out, it might not produce a spark, or the spark might be too weak to ignite the gas. As a result, the spark electrode will make a clicking sound when the burner is turned on, but the burner won't light. If the spark electrode is defective, replace it.