What does PE PRESSURE SENSOR ERROR mean on my LG WM4000H A Washer?
- KKatelyn Huang MDSep 10, 2025
If your LG Washer displays the PE PRESSURE SENSOR ERROR, close the water faucets, unplug the washer, and call for service.

What does PE PRESSURE SENSOR ERROR mean on my LG WM4000H A Washer?
If your LG Washer displays the PE PRESSURE SENSOR ERROR, close the water faucets, unplug the washer, and call for service.
Why is my LG Washer not filling properly?
If your LG Washer is not filling properly, ensure that both the hot and cold water faucets are fully turned on. Check that the inlet hoses are not kinked or clogged. Also, make sure the inlet filters on the fill valves are not clogged and that the washer door is completely closed. Remember, this is a High-Efficiency (HE) washer, so the water will not normally cover the clothes.
How to fix UE UNBALANCE ERROR on LG Washer?
If your LG Washer displays the UE UNBALANCE ERROR, try these solutions: * If the load is too small, add additional items to allow the washer to balance the load. * If heavy articles are mixed with lighter items, always try to wash articles of somewhat similar weight. * If the load is out of balance, manually redistribute the load if articles have become tangled.
Why is bleach not dispensing in my LG Washer?
If your LG Washer is not dispensing bleach, make sure that the bleach cover is properly installed and snapped into place before the beginning of the cycle (on some models). If the bleach dispenser is dirty or clogged, lift out the bleach dispenser cover and clean out the reservoir.
How to disable CL CONTROL LOCK FUNCTION on LG WM4000H A?
If your LG Washer displays the CL CONTROL LOCK FUNCTION, turn off the Control Lock function in the control panel. See Control Lock under Options and Extra Functions.
How to stop LG WM4000H A from making loud banging noises?
If your LG Washer is making loud banging noises while filling with water, it could be due to the plumbing in your home moving or flexing when the water valves in the washer shut off. For best results, install water hammer arrestors between the fill hose and the washer. Alternatively, the household water supply pressure may be very high; in this case, adjust the household water supply regulator to a lower pressure or contact a plumber.
What does tcL TUB CLEAN ALARM mean on my LG Washer?
It is time to run the Tub Clean cycle. See Control Lock under Options and Extra Functions.
What does tE TEMPERATURE SENSOR ERROR mean on LG WM4000H A Washer?
If your LG Washer displays the tE TEMPERATURE SENSOR ERROR, unplug the washer and wait 60 minutes. Reconnect power and try again. If the error code is still displayed, call for service.
Why is my LG WM4000H A Washer making a rattling noise?
If your LG Washer is making a rattling and clanking noise, stop the washer and check the drum and the drain filter for foreign objects, such as keys, coins, or safety pins. If noise continues after the washer is restarted, call for service.
What does FE OVERFLOW ERROR mean on my LG WM4000H A?
If your LG Washer displays the FE OVERFLOW ERROR, close the water faucets, unplug the washer, and call for service.
| Type | Front Load Washer |
|---|---|
| Capacity | 4.5 cu. ft. |
| Energy Star Certified | Yes |
| Spin Speed | 1300 RPM |
| Number of Wash Programs | 12 |
| Color | White |
| Steam Technology | Yes |
| TurboWash | Yes |
| Allergiene Cycle | Yes |
| Cycle Time | Varies by program |
| Voltage | 120V |
| Dimensions | 27" W x 39" H x 30.25" D |
| Smart Features | Wi-Fi Enabled |
| Water Usage | Varies by cycle |
| Warranty | 1 Year Parts and Labor |
Explains safety alert symbols, WARNING, and CAUTION statements.
Covers essential precautions for safely installing the appliance.
Details critical safety measures to follow during the washer's operation.
Addresses safety practices for maintenance and proper electrical grounding.
Lists specific caution statements for installation and operation.
Describes the main parts and features of the washing machine.
Lists accessories provided with the washer and optional ones.
Provides technical details like dimensions, electrical requirements, and weight.
Outlines the installation process and necessary prerequisites.
Guidance on selecting the ideal installation site for the washer.
Details suitable flooring and required clearances for installation.
Steps for safely removing shipping materials from the washer.
Instructions for connecting the washer to the water supply.
Details on how to properly connect the washing machine's drain hose.
Procedures for ensuring the washer is properly leveled for stable operation.
Steps to confirm the installation is complete and correct.
Instructions on how to run a test cycle to verify proper installation.
Basic steps before starting the washer and an overview of its operation.
Guidelines for sorting clothes for optimal washing results and fabric care.
Instructions on how to properly load laundry into the washing machine.
Guidance on using HE detergents, bleach, and fabric softener correctly.
Explanation of buttons, displays, and indicators on the control panel.
Description of available wash cycles and their default settings.
How to adjust wash temperature, spin speed, soil level, and select extra functions.
How to connect and use the LG ThinQ smartphone application with the washer.
How to use the diagnostic feature for troubleshooting appliance issues.
Step-by-step guide for using audible diagnostic troubleshooting methods.
Routine cleaning tasks after wash and periodic checks for upkeep.
Instructions for cleaning the drum and running the Tub Clean cycle.
Details on cleaning the detergent dispenser drawer and the door seal.
Instructions for cleaning water inlet filters and the drain pump filter.
Procedures for protecting the washer from freezing temperatures and for storage.
Initial checks and common questions before seeking professional service.
Lists common error codes displayed by the washer and their solutions.
Explains the causes of various noises the washer may produce.
Addresses problems like water leaks, over-sudsing, incorrect filling, and poor wash performance.
Guidance for resolving issues with the washer's Wi-Fi connectivity.
Details the warranty coverage, exclusions, and terms for products sold in the USA.
Explains the arbitration process for resolving disputes in the USA.
Details the warranty coverage, exclusions, and terms for products sold in Canada.
Explains the arbitration process for resolving disputes in Canada.