Name: LG LRDCS2603S
Brand: LG

Question 1

What does error code E CF mean on LG LRDCS2603S?

Accepted Answer

Condenser Fan Error (BLDC Fan Motor for Machine Room). Cause: Condenser fan motor mechanically seized; Loss of feedback signal from BLDC fan motor within 65 seconds; Obstructed condenser fan (debris, wire intrusion); Poor BLDC motor connection, DRIVE IC, or TR.

Question 2

What does error code E CH mean on LG LRDCS2603S?

Accepted Answer

High Side Cycle Leakage (refrigerant leak or sealed system restriction on high side). Cause: High side refrigerant leak; Restriction in sealed system (high side); Bad compressor; Bad valve; Condenser blockage.

Question 3

What does error code E CL mean on LG LRDCS2603S?

Accepted Answer

Low Side Cycle Leakage (refrigerant leak or sealed system restriction on low side). Cause: Low side refrigerant leak; Restriction in sealed system (low side); Bad compressor; Long-duration door open; Evaporator or suction pipe leak.

Question 4

What does error code E CO mean on LG LRDCS2603S?

Accepted Answer

Communication Error between Main PCB MICOM and Display MICOM. Cause: Loose connection at CON101 (display PCB connector); Faulty hinge wire harness (loose connection through hinge); Failed display PCB; Failed main PCB; Poor transmitter/receiver (Tx/Rx) circuit.

Question 5

What does error code E FF mean on LG LRDCS2603S?

Accepted Answer

Freezer Fan Error (BLDC Fan Motor for Freezer). Cause: Freezer fan motor mechanically seized (ice or rust inside motor bearing); Loss of feedback signal from BLDC fan motor within 65 seconds of operation; Poor BLDC motor connection, DRIVE IC, or TR on PCB.

Question 6

What does error code E FS mean on LG LRDCS2603S?

Accepted Answer

Freezer Sensor Error. Cause: Short circuit on freezer sensor; Open/disconnected freezer sensor wiring; Loose connection at CON7.

Question 7

What does error code E IS mean on LG LRDCS2603S?

Accepted Answer

Icing Sensor Error (Ice Maker sensor). Cause: Short circuit on icing sensor; Open/disconnected icing sensor wiring; Loose connection at CON4 (ice maker unit connector).

Question 8

What does error code E It mean on LG LRDCS2603S?

Accepted Answer

Ice Maker Kit Defect. Cause: Electric system error in ice maker: motor, gear, Hall IC, or operation circuit within ice maker kit; Ice not dropping when I/M Test S/W is pressed.

Question 9

What does error code E rS mean on LG LRDCS2603S?

Accepted Answer

Refrigerator Sensor Error. Cause: Short circuit on refrigerator sensor; Open/disconnected refrigerator sensor wiring; Loose connection at CON7.

Question 10

What does error code E rt mean on LG LRDCS2603S?

Accepted Answer

Room Temperature Sensor Error. Cause: Short or disconnection of room temperature sensor.

LRDCS2603S

Error Codes

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Code	Meaning	Severity
E CF	Condenser Fan Error (BLDC Fan Motor for Machine Room)	Moderate
E CH	High Side Cycle Leakage (refrigerant leak or sealed system restriction on high side)	Moderate
E CL	Low Side Cycle Leakage (refrigerant leak or sealed system restriction on low side)	Moderate
E CO	Communication Error between Main PCB MICOM and Display MICOM	Moderate
E FF	Freezer Fan Error (BLDC Fan Motor for Freezer)	Moderate
E FS	Freezer Sensor Error	Moderate
E IS	Icing Sensor Error (Ice Maker sensor)	Moderate
E It	Ice Maker Kit Defect	Moderate