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Error code reference

LG Washer Error Code EI

Locked motor error

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What the EI error code actually means

The EI error means your washer's motor has stopped spinning or is being prevented from spinning, so the machine shut itself down to avoid damage. This could be caused by something stuck in the drum, a loose wire connection, or a problem with the motor itself. You may be able to resolve it by checking for obstructions or reconnecting a loose plug, but some causes will require a technician.

Diagnostic procedure

The full EI procedure

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MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
Check connectors RD3 (Motor signal) and WH4 (Hall signal) on main PCB assembly for disconnection.
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 EI

Ranked by how often they cause this code
  1. 1Loose or disconnected motor connectors
  2. 2Foreign object blocking drum rotation
  3. 3Failed Hall sensor
  4. 4Seized or failed washing motor
  5. 5Faulty main PCB assembly

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Questions people ask about EI

What does EI mean on a LG washer?
The EI error code on an LG washer means the washing motor is locked or blocked and cannot rotate properly. The control board detected that the motor stalled or failed to spin during a cycle, so it stopped operation to prevent damage. The issue can stem from a physical obstruction in the drum, a disconnected signal connector, a faulty Hall sensor, or a failed motor.
Is it safe to keep using my LG washer when the EI code is showing?
No, you should not continue running the washer while the EI code is active. A stalled motor drawing current without rotating can overheat and cause additional damage to the motor windings or control board. Leave the machine unplugged until the cause is identified and resolved.
How much does it cost to repair an LG washer with an EI error?
Repair costs vary depending on the root cause. Reseating a loose connector costs nothing beyond your time, while replacing a Hall sensor typically runs in the range of $50 to $150 including parts and labor. A motor replacement is the most expensive repair, generally ranging from $200 to $450 or more depending on the model and service rates in your area.
How do I fix the EI error on my LG washer?
Start by unplugging the washer and manually rotating the drum to check for any physical obstruction between the drum and tub. Next, inspect connectors RD3 and WH4 on the main PCB assembly to ensure they are fully seated and free of corrosion. If the drum rotates freely and connections are secure, further diagnosis of the Hall sensor and motor will be needed, which may require a technician.
Will resetting my LG washer clear the EI error code?
A reset may temporarily clear the EI code, but the error will return if the underlying cause is not corrected. Unplugging the washer for a few minutes and restarting it is worth trying after removing any drum obstruction or reseating a loose connector. If the fault condition still exists, the code will reappear within the same or next cycle.

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