LG LFXS24553S Service Manual page 40

8-7 Icing Fan Error (E IF)
Symptom
1. E IF 1. Check the air flow
2. Check the Connector
2. Check the PCB Fan motor voltage
Check Point
Fan Motor
TEST MODE 1 Voltage [V]
CON7
rd th
3 pin ~ 5 pin
CON7
st th
1 pin ~ 5 pin
CON7
8~12V
Not 0V, 5V