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Error code reference

LG Washer Error Code 14E

Switch error (USA designation) equivalent to bE3; main relay short-circuited or terminal connected incorrectly.

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What the 14E error code actually means

Your LG washer has detected a problem with an internal electrical switch called the main relay, which controls power to key parts of the machine. The relay may have failed internally or a wiring connection near it is loose or plugged in wrong. The washer will not run until this electrical fault is corrected.

Diagnostic procedure

The full 14E 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.

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1
Confirm the fault
Power cycle the unit: switch off the breaker for 60 seconds, then restore power. If the code returns, the fault is persistent and the procedure below isolates the cause.
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Most common causes of 14E

Ranked by how often they cause this code
  1. 1Shorted main relay on control board
  2. 2Incorrectly connected relay terminal or wiring harness
  3. 3Damaged or corroded wiring harness
  4. 4Failed control board

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Questions people ask about 14E

What does 14E mean on a LG washer?
The 14E code on an LG washer indicates a switch error related to the main relay circuit, equivalent to the bE3 designation used in some regions. It means the control system has detected either a short circuit in the main relay or an improperly connected terminal in that circuit. The washer will stop operating until the fault is resolved. This is an electrical fault that typically requires hands-on inspection of the wiring and control board.
Is it safe to use my LG washer when it shows a 14E error?
No, you should not continue running the washer while the 14E error is active. A shorted main relay can cause uncontrolled power delivery to motor and electrical components, which creates a risk of further damage or an electrical hazard. Disconnect power to the unit until the fault is diagnosed and corrected.
Will resetting my LG washer clear the 14E error?
A power reset by unplugging the washer for a few minutes may temporarily clear the error display, but it will return if the underlying fault in the main relay circuit has not been fixed. A shorted relay or incorrect wiring connection is a hardware problem that a reset cannot resolve. The error will reappear as soon as the washer attempts to operate and detects the same fault condition again.
Can I fix the 14E error myself?
A homeowner comfortable with appliance repair can start by checking that all wiring harness connectors near the control board and relay circuit are fully and correctly seated, since a loose or misconnected terminal is one known cause. However, if the relay itself is shorted, the repair involves replacing the main control board, which requires handling high-voltage components and is best performed by a qualified technician. Do not attempt internal board repairs without disconnecting power first.
How much does it cost to repair a 14E error on an LG washer?
If the cause is simply a loose or misconnected wiring harness terminal, there may be no parts cost beyond a service call, which typically ranges from $75 to $150. If the main control board requires replacement, parts alone generally range from $150 to $350 depending on the model, with total repair costs including labor often falling between $200 and $500.

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