Improper detergent / not level

Check that you are using automatic dishwasher detergent — hand dish soap causes massive suds overflow in dishwashers
If suds are visible inside the tub, cancel the cycle and add 1/2 cup of cooking oil or run the unit through several rinse cycles to break down the foam
Place a bubble level on the front edge of the dishwasher tub (door open) to check side-to-side level, then on the side edge for front-to-back level
Adjust the front leveling legs by turning them clockwise (raise) or counterclockwise (lower) until the unit is level
Pro Diagnostic Tip
The bE code on LG dishwashers doubles as a tilt sensor alert. If the unit was jostled during installation or the floor has settled (common in California homes on post-tension slabs), the tilt sensor triggers. Re-leveling resolves it without any part replacement.
Repair Difficulty
Easy — DIY FriendlyEstimated Repair Cost
$0–$50
Parts + labor. Free diagnosis with repair.
Bearing puller set ($120), drum spider wrench ($85), multimeter ($85), and diagnostic software. Our technician arrives with $15K+ in professional tools — your diagnostic is free.
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Here's what a professional technician does to resolve this issue:
Use correct detergent and level the unit
This repair requires bearing pullers, drum spider wrenches, and diagnostic software for control board calibration. Most homeowners find it safer and more cost-effective to have a licensed technician handle it.
High-voltage components and pressurized water lines create flood and shock risk. A single loose fitting can cause thousands in water damage. Our techs are licensed and insured — let them handle the risk.
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Don't let error code bE disrupt your day. A professional diagnosis takes about 30 minutes — and it's free when you proceed with the repair.
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LG error code bE indicates: Improper detergent / not level. This is a low-severity issue affecting your dishwasher.
Check that you are using automatic dishwasher detergent — hand dish soap causes massive suds overflow in dishwashers Then, If suds are visible inside the tub, cancel the cycle and add 1/2 cup of cooking oil or run the unit through several rinse cycles to break down the foam Then, Place a bubble level on the front edge of the dishwasher tub (door open) to check side-to-side level, then on the side edge for front-to-back level There are 1 more steps — see the full troubleshooting guide above. If these steps don't resolve the error, contact a professional.
Besides the error code on the display, common signs include: Suds visible through door window; Water pooling on one side of tub; Door not sealing evenly. If you notice any of these symptoms, check your dishwasher's display panel for error code bE.
Repair costs for LG bE typically range from $0 to $50 depending on the specific cause and parts needed. EasyBear offers free diagnosis when you proceed with the repair. Call (415) 795-7300 for a same-day appointment.