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Error code reference

LG Range Error Code C-d0

Shorted touch (touch keypad short circuit detected).

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What the C-d0 error code actually means

Your LG range is detecting an electrical short in the touchpad, meaning the control board thinks one or more buttons are being pressed when they are not. This is often caused by a damaged touchpad, moisture, or a faulty connection between the touchpad and the control board. The range will not operate normally until this issue is resolved.

Diagnostic procedure

The full C-d0 procedure

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1
First diagnostic step
Disconnect power. Take out the assy Touch panel from the display PCB. Check whether between connector pin and pin on display PCB there is a short circuit.
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Most common causes of C-d0

Ranked by how often they cause this code
  1. 1Failed touch panel assembly
  2. 2Moisture or grease contamination
  3. 3Damaged or improperly seated ribbon cable
  4. 4Shorted display PCB connector
  5. 5Physical damage to the touch panel surface

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Questions people ask about C-d0

What does C-d0 mean on a LG range?
C-d0 is a touch keypad short circuit error. It means the display PCB has detected an unintended electrical short between connector pins in the touch panel circuit. The range will suspend normal operation until the fault is diagnosed and corrected.
Is it safe to use my LG range while the C-d0 error is active?
It is not recommended to operate the range while C-d0 is active. A shorted touch input could send unintended commands to the cooking elements or burners. Disconnect power and have the fault diagnosed before resuming use.
How much does it cost to repair a C-d0 error on a LG range?
Repair costs depend on which component is at fault. A replacement touch panel assembly typically ranges from $50 to $150 for parts, while a display PCB can range from $100 to $300 or more. Adding professional labor usually brings total repair costs to somewhere between $150 and $500 depending on the specific model and the extent of the damage.
Will resetting the power clear the C-d0 error on my LG range?
A power reset may temporarily clear the display, but if the underlying short circuit is still present in the touch panel or its connector, the C-d0 code will return. A permanent fix requires identifying and correcting the source of the short, either by cleaning the connector, reseating the cable, or replacing the touch panel assembly.
How do I fix the C-d0 error on my LG range?
Start by disconnecting power to the range and removing the touch panel assembly from the display PCB. Check for continuity between connector pins on the display PCB with the panel removed. If the short clears, the touch panel assembly is faulty and needs replacement. If the short remains, the display PCB requires further inspection. Clean any visible contamination from the connector before reassembling.

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