Error code reference

LG Washer Error Code 15C

Drain error (Upper washer)

Drain error (Upper washer) - drain pump fault, foreign materials in drain pump, poor physical connection, main PB fault.

First step from the service manual

Check if drain pump revolutions are restrained by foreign material, and check wire connectors on Main PB and Drain Pump assembly.

The complete diagnostic procedure includes additional test steps, resistance specifications, wiring diagram references, and component test points.

MyPros+ Max

$29/month · Cancel anytime · Or $9.95 3-day pass

M+

M+ Max·LG Washer

15C on my LG WM3900HWA

M+

Drain error (Upper washer) - drain pump fault

From Service Manual 620656, p.28:

1.Check if drain pump revolutions are restrained by foreign material, and check wire connectors on Main PB and Drain Pump assembly.

2.Measure drain pump winding resistance at connector J7 on the main control. Expected: 12 to 16 ohms at room temperature.

3.Back-probe the pump driver output under load. Verify the board switches the pump at 120 VAC during the drain portion of the cycle.

Part 4681EA2001T

Drain pump motor

View all 349 LG washer codes

78,000+ service manuals · 160,000+ error codes · 55+ brands

$29/month · Cancel anytime · Or $9.95 3-day pass