LG oven won't heat up

Common reasons your LG oven won't heat up

The most common reasons your LG oven won't heat up are a cracked igniter, defective electronic control board or a defective control panel.

  • 39%

    39% of the time it's the Igniter

  • 20%

    20% of the time it's the Electronic Control Board

  • 8%

    8% of the time it's the Control Panel

  • 33%

    33% of the time it's the Something else

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Most common repairs needed to fix a LG oven

Igniter Replacement

When an oven igniter is faulty, it can prevent a burner from igniting, resulting in no heat from the bake or broil burners in the oven. A failed igniter could also cause difficulty in lighting the burner, requiring multiple attempts to achieve ignition. The igniter may emit a clicking sound without successfully lighting the gas, indicating a malfunction. In some cases, the igniter may not produce any visible spark at all. An igniter failure can lead to delayed ignition, causing a noticeable delay between turning the knob and the burner lighting.

Electronic Control Board Replacement

An inoperative electronic control board can lead to various failures in an oven, including a lack of power or heating in the oven, or prevent the oven from turning off. This is because the board serves as the brain of the oven, controlling crucial operations such as regulating oven temperatures, running cooling fans, controlling cooking time and controlling the self-clean cycle of the oven. If the electronic control board malfunctions, it can disrupt communication between many different components. A failing board may prevent the oven door latch from engaging, or may cause a chattering or clicking noise from the oven or emit a burning odor. Due to the potential impact on multiple components, it is advisable to have a Sears Home Services professional conduct diagnostic tests on the board to confirm if replacement is necessary.

Control Panel Replacement

A defective oven control panel can produce various symptoms affecting the appliance's performance. The control panel may be unresponsive, failing to register inputs or adjust oven mode and temperature settings. The display might show erratic readings or become entirely blank. Additionally, a malfunctioning control panel could lead to issues with the ovens heating, resulting in uneven cooking, failure to reach the desired temperature or the inability to heat at all.

What to expect when you experience an LG oven won't heat up issue

How is the won't heat up problem fixed?

Correcting most won't heat up problems usually involves replacing the igniter, electronic control board or control panel. However, there are many potential causes, so a thorough diagnosis is key to fixing the problem. An accurate diagnosis is essential to understanding how much the repair will be.

Sears Home Services recommendations for an oven that won't heat up

When the oven won't heat up it can be for many reasons. To avoid replacing unneeded parts we recommend having a Sears Home Services professional perform diagnostic tests to identify the root cause of the problem. Our technicians are experienced at diagnosing all types of oven failures.

What to look out for with an oven won't heat up diagnosis

Diagnosing modern appliances without proper knowledge and training can be difficult. Without using proper diagnostic techniques, fixing your oven problem will only be achieved through changing parts on a hunch. Appliances, especially in the last 10 years, have become extremely advanced, and many models have electronic parts that are difficult to test. DIY repairs on the latest appliance models are becoming increasingly difficult.

LG ovens are prized for uniform heating, so no warmth indicates serious component trouble—like a failing temperature sensor or broken igniter. You can’t fully cook meals at half temperature, and repeated trials waste energy. Calling for stove fix near me ensures a technician replaces the exact faulty part. An efficient heating system brings you back to fuss-free meal prep.

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Frequently Asked Questions

Why won’t my LG oven heat up?
This could be due to a malfunctioning heating element, faulty thermostat, or control board issue. Inspect these components for potential issues.
How do I fix my LG oven that won’t heat up?
Test the heating element for continuity with a multimeter, check the thermostat, and make sure the oven is receiving power from the control board.
Could a faulty thermostat be the reason my LG oven won’t heat?
Yes, if the thermostat is broken or malfunctioning, it could prevent the oven from reaching the desired temperature.
What should I do if my LG oven is not heating up properly?
First, check if the heating element is working. If the element is functional, test the thermostat and control board for potential issues.

Repair Oven Resources

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Glossary Terms

A thermocouple is a sensor used for measuring temperature, consisting of two different metal wires joined at one end, which generate a voltage proportional to temperature changes.

An oven bag is a heat-resistant, nylon or polyester bag designed for cooking a wide variety of foods in the oven, ensuring moist and flavorful meals by trapping moisture and flavor inside.

An oven rack is a removable shelving unit inside an oven that holds cookware, allowing air to circulate around the food for even cooking and baking.

A dishwasher impeller is a rotating component within the dishwasher's pump that circulates water throughout the unit during a wash cycle, ensuring efficient cleaning by spraying water at high pressure.

LG oven won't heat up? Discover solutions & expert tips!