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LG · LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry

LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry bE Error Fix: Motor / Impeller Error

Wash motor (circulation pump) not running or drawing abnormal current. Check motor for obstructions — food debris, broken glass, foreign objects. Remove spray arms and filters to access sump. Inspect impeller for damage. Test motor for continuity.

High severity2 fixes available✨ Free fix available

Quick Answer

Error bE on the LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry means: Motor / Impeller Error. The top-ranked community fix is “Test and Replace Wash Motor or Impeller Assembly” (hard difficulty, ~90 min, DIY cost: $50-$80). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · dishwasher

Content is based on manufacturer service documentation, community repair experience, and OEM technical bulletins. Always verify with your owner's manual.Learn about our editorial standards.

When to Call a Professional

While many dishwasher repairs can be done safely at home, consider hiring a qualified technician if:

This is a high severity error — continued use may cause damage or a safety hazard
The repair involves electrical wiring, gas lines, or refrigerant
You've tried the top-ranked fix and the error persists
You smell gas, see sparking, or notice water leaking
The repair requires specialized tools you don't have
Your appliance is still under manufacturer warranty

Average professional repair cost for this issue: $200-$300.

Other LG Models with Error bE

LDT7808SS Top Control Smart Dishwasher with TrueSteam

dishwasher · 2 fixes

Other LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry Error Codes

Leak Sensor — Water in Base

2 fixes

Abnormal Water Temperature

2 fixes

Child Lock Active

2 fixes

CONTROL BOARD WET

Control Board Moisture Damage

2 fixes

DOOR GASKET WORN

Door Gasket Deterioration

2 fixes

DRAIN PUMP CLOG

Drain Pump Clog/Failure

2 fixes

DYNAMIC DRY FAN

Dynamic Dry Fan Motor Failure

2 fixes

Water Leak / Excess Water

2 fixes

People Also Ask About LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry Error bE

What does error code bE mean on a LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry?

Error code bE on the LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry means: Motor / Impeller Error. Wash motor (circulation pump) not running or drawing abnormal current. Check motor for obstructions — food debris, broken glass, foreign objects. Remove spray arms and filters to access sump. Inspect impeller for damage. Test motor for continuity.

How do I fix error code bE on my LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry?

The most successful fix is "Test and Replace Wash Motor or Impeller Assembly" (hard difficulty, ~90 minutes). Estimated DIY cost: $50-$80. HomeMD has 2 community-ranked fixes for this error.

Is error code bE on a LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry serious?

This error is rated high severity. You should address it promptly — continued use could cause damage or safety concerns.

Can I fix LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry error bE myself?

Yes — the top-ranked community fix ("Test and Replace Wash Motor or Impeller Assembly") is rated hard difficulty and takes about 90 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Adjustable wrench, Flashlight.

How much does it cost to repair LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry error bE?

DIY cost: $50-$80. Professional repair typically costs $200-$300. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry have?

The LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry has 8 other known error codes, including: AE (Leak Sensor — Water in Base), CE (Abnormal Water Temperature), CL (Child Lock Active), CONTROL BOARD WET (Control Board Moisture Damage), DOOR GASKET WORN (Door Gasket Deterioration), and 3 more.

Which other LG models have the bE error?

Error code bE also appears on 1 other LG model: LDT7808SS Top Control Smart Dishwasher with TrueSteam. The fix may vary by model, so check each model's specific page for tailored repair steps.

What other error codes does the LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry have?

The LG LDPH7972S Top Control Smart Dishwasher with QuadWash Pro and Dynamic Dry has 8 other known error codes:

AE — Leak Sensor — Water in Base (2 fixes)
CE — Abnormal Water Temperature (2 fixes)
CL — Child Lock Active (2 fixes)
CONTROL BOARD WET — Control Board Moisture Damage (2 fixes)
DOOR GASKET WORN — Door Gasket Deterioration (2 fixes)
DRAIN PUMP CLOG — Drain Pump Clog/Failure (2 fixes)
DYNAMIC DRY FAN — Dynamic Dry Fan Motor Failure (2 fixes)
E1 — Water Leak / Excess Water (2 fixes)

Which other LG models have the bE error?

Error code bE also appears on 1 other LG model:

LDT7808SS Top Control Smart Dishwasher with TrueSteam (dishwasher) · 2 fixes

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