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Error code reference

LG Cooktop Error Code IE

Cooking zone + or-pads held for more than 10 seconds.

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What the IE error code actually means

The IE error means one of the buttons used to adjust a burner's heat level got stuck or was held down too long, more than 10 seconds. This often happens when something is resting on the controls, or when a liquid spill is interfering with the touch panel. You can usually clear it by pressing and holding the power button for that burner.

Diagnostic procedure

The full IE procedure

Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.

MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Press and hold the ON/OFF pad for the cooking zone you were setting to clear.
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Most common causes of IE

Ranked by how often they cause this code
  1. 1Object resting on the control panel
  2. 2Liquid or food spill on the touch pad
  3. 3Food debris or residue trapped at the pad edge
  4. 4Damaged or faulty touch pad assembly
  5. 5Faulty main control board

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Questions people ask about IE

What does IE mean on a LG cooktop?
The IE code means that the plus or minus touch pad for one of the cooking zones was held down, or registered as held down, for more than 10 seconds. This triggers a control input fault to prevent the cooktop from making unintended power adjustments to that zone. It is not a heating element or electrical failure. The code can usually be cleared without any repairs.
Will resetting the cooktop clear the IE error code?
Pressing and holding the ON/OFF pad for the affected zone is the correct reset method for this specific error. Simply cutting power at the circuit breaker and restoring it may also clear the code temporarily, but if a physical cause such as a spill or object on the controls is still present, the IE error will return. Addressing the underlying cause is necessary for a lasting resolution.
How much does it cost to repair an IE error on a LG cooktop if it will not clear?
If the error clears with the ON/OFF pad reset and does not return, there is no repair cost. If the touch pad assembly is damaged and needs replacement, parts and labor typically range from roughly 100 to 250 dollars depending on the specific model and local labor rates. If the main control board is at fault, replacement costs can range from approximately 200 to 450 dollars or more, making professional diagnosis a worthwhile step before ordering components.
How do I fix the IE error on my LG cooktop?
Press and hold the ON/OFF pad for the cooking zone that was being adjusted when the error appeared. This should clear the code and return the cooktop to normal operation. Before trying again, check that no objects are resting on the controls and that the touch pad surface is clean and dry. If the error comes back immediately, inspect the control panel for spills, debris, or physical damage to the touch surface.
Is the IE error on a LG cooktop a safety concern?
The IE code is a control protection feature, not a safety emergency. When the error is active, the cooktop prevents further input changes to that zone, which actually reduces the risk of accidental heat adjustments. However, you should check immediately whether something is resting on the control panel or whether a spill has occurred, as liquid near active electronics warrants prompt cleanup.

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