LG WT4801CW - Troubleshooting Dispensing and Cleaning Issues; Detergent and Bleach Dispensing Problems; Stain Removal and Wrinkling Issues

32
PRESSURE SENSOR ERROR
Yes
Is displayed?
Reconnect or
repair
the connector
No
Is the connector connected to
pressure sensor disconnected
or disassembled?
Yes
Replace the
pressure switch
No
Is the resistance of the
pressure sensor out of range?
(pin 1~ pin 3)
(21~23 Ω ±10%)
Yes
No
Is the AIR CHAMBER and the
tube clogged?
Yes
Fix the air chamber
and remove
the foreign material
Replace the MAIN PCB
assembly