Error Code PE
Pressure Sensor Error — pressure switch has a bad connection or has failed.
Moderate
Address soon - your appliance may not work properly
What This Means
Bad connector at pressure switch or at BLUE 6-pin connector on main board; Pressure sensor resistance out of range (should be 21-23 ohms ± 10%); Air chamber or tube is clogged
How to Fix
- 1
Reseat the connector at pressure switch and at BLUE 6-pin connector on main board
- 2
Measure pressure sensor resistance between pin 1 and pin 3 — should be 21-23 ohms ± 10%; if out of range, replace the pressure switch
- 3
Check the air chamber and tube for clogs or blockages; if clogged, fix the air chamber and remove foreign material
- 4
If none of the above resolves the issue, replace the main PCB assembly
This Error Applies To
LG WT1901CK Series Washers (2016) (2016–present)
Related Error Codes
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Thermistor Error — thermistor has a bad connection or has failed.
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