Parts/Service for LDF5545ST

Parts/Service for LDF5545ST

Brand: LG logo LG

Category: Dishwasher

Document Type: Parts/Service

Language: EN

Uploaded: Nov. 21, 2025, 8:05 p.m.

Control Panel Functions:

  • Power: Turns the dishwasher on/off. Powers off automatically if no cycle is selected within 4 minutes or after cycle completion.
  • Rinse Aid Icon: Illuminates when rinse aid level is low.
  • Digital Display: Shows estimated cycle time and remaining operating time.
  • Control Lock: Locks buttons to prevent changes during a cycle (except Power).
  • Cancel: Activates the drain pump and cancels the cycle.
  • Start: Initiates the selected cycle.
  • Beep On/Off: Toggles button sounds (error alerts cannot be turned off).
  • Connect (Wi-Fi models): Indicates connection to a home Wi-Fi network.

Dishwasher Cycles:

  • Auto: Senses load, soil, and toughness for optimal cleaning.
  • Heavy: For heavily soiled dishes with hardened-on soil.
  • Delicate: For delicate items like china and stemware.
  • Refresh (Steam Models): Warms and freshens unused dishes.
  • Normal: For moderately soiled, everyday loads.
  • Turbo: Cleans heavily soiled dishes in an hour.
  • Download Cycle: Via Wi-Fi or NFC.
  • Machine Clean: Cleans the inside of the dishwasher.
  • Rinse: Quick rinse for dishes not washed immediately.
  • Express: Quickly cleans lightly soiled dishes.

Options:

  • Dual Zone: Adjusts spray intensity for upper and lower racks.
  • Half Load: Washes intensively using only the upper or lower rack.
  • Energy Saver: Reduces wash and rinse temperatures to save energy.
  • Pre-Steam (Steam Models): Adds steam to improve wash performance.
  • High Temp: Increases main wash temperature for better cleaning.
  • Extra Dry: Adds drying time and raises heated rinse temperature.
  • Night Dry: Periodically runs the fan to vent steam after the cycle.
  • Delay Start: Delays the start of a selected cycle by 1-12 hours.

Troubleshooting and error codes

BUTTON Load and Checking points Door open/closed Remark
Load The number of pushing button
POWER +START 1 TIME n35/U00/ D00 (Verstion) All LEDs are lighting Either "nC" will be displayed when NFC or Wifi Module is failure.
Sump Temp(°C) Dispenser Closed "EE" will be displayed when EEPROM is failure.
Start 2 TIME N02 Drying Fan Motor Drying Actuator Closed
3 TIME Soil Level Soil Sensor Power Button is lighting Rinse aid Refill LED is Flashing (If need to fulfill a Rinse aid) other LED are turned Off Closed
4 TIME Drain Motor RPM Drain Motor Either
5 TIME Frequency Inlet Valve Closed
6 TIME Washing Motor RPM Washing Motor Closed Un : Detecting Washing Position Lo: Detecting Complete
7 TIME Washing Position Washing Heater Vario Valve Closed "nE" will be displayed when Vario Valve is failure.
8 TIME - Power Off All LEDs are turned Off Either
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