Lg Dishwasher Making Noise: Causes and Fixes
Quick Answer
LG dishwasher noise: LG Direct Drive motor for the wash pump is quieter than belt-driven pumps but produces a low hum during operation. An unusual grinding noise = the wash impeller has debris. The self-cleaning filter on some LG models makes a whirring noise during the cleaning phase (normal).
LG dishwasher noise: LG Direct Drive motor for the wash pump is quieter than belt-driven pumps but produces a low hum during operation. An unusual grinding noise = the wash impeller has debris. The self-cleaning filter on some LG models makes a whirring noise during the cleaning phase (normal). If noise occurs only during drain, the drain pump may have a foreign object.
What Does the NOISE Code Mean?
Lg dishwasher making noise: see the detailed brand-specific guide above.
Most Likely Causes
Based on aggregated repair data, here is the probability breakdown for this error code:
Symptoms You May Notice
- Lg Dishwasher Making Noise issue
- Performance degradation
- May display error code
Can you reset a Lg dishwasher to clear the NOISE code?
Unplug 60 seconds. Plug in and test.
Tools Required for Diagnosis
Diagnostic Checklist
Follow these steps in order. We start with the easiest external fixes before opening up the machine.
Check the primary cause described in the detailed guide above.
Check the primary cause described in the detailed guide above.
Check for error codes and secondary causes.
Run manufacturer diagnostic mode or call professional.
Frequently Asked Questions
How much does Lg dishwasher repair cost?
Repair or replace?
DIY?
Same Fix Works on These Brands
Lg shares the same hardware platform with these brands. The diagnosis and repair steps are identical.
Last verified for technical accuracy on March 15, 2026