nE on LDT7808SS identifies the Vario motor that directs wash water; LG does not present it as a filter-cleaning code. Use the exact code to separate water inlet, drainage, foam, leak protection and internal faults. Do not order a part until the visible installation and removable filters have been checked. The control cannot confirm movement of the internal water-distribution mechanism during the program. nE is different from OE drain and IE inlet faults. Cleaning external filters may be good maintenance but does not diagnose the Vario motor. Record nE and the cycle stage, cancel, switch off at the controls, unplug for ten seconds and restart once without removing panels. If nE returns, stop using the dishwasher and give LG the exact model and code for qualified diagnosis.
Models covered
Safety first
- Wear gloves around the sump because broken glass may be hidden. Do not tilt a built-in appliance or remove its base, side panels or wiring cover.
What the symptom may indicate
Checks in the right order
- Confirm the pattern
The control cannot confirm movement of the internal water-distribution mechanism during the program.
- Prepare safely
Cancel the cycle, switch the dishwasher off, close the water valve and wait for hot water and dishes to cool before touching a filter or hose.
- Apply the official check
Record nE and the cycle stage, cancel, switch off at the controls, unplug for ten seconds and restart once without removing panels.
- Retest once
If nE returns, stop using the dishwasher and give LG the exact model and code for qualified diagnosis.
Stop and get qualified help when
- Stop and arrange service for water in the base, a heat or motor code, a leak that continues with the valve closed, or a code that returns after one empty test.
Next step
Repair, replace a part, or arrange a diagnosis?
Use the checks and stop conditions above to choose a cautious next step. A symptom alone never proves that the appliance has failed.
Resolve it without buying anything
Complete the 4 user-accessible checks in order. If normal operation returns and no warning sign remains, no replacement is indicated.
Replace only the confirmed part
If the checks isolate a worn or blocked component, match its complete reference to the exact appliance model before ordering.
This guide does not identify a replacement part. Do not order a generic component from the symptom alone.
Arrange a diagnosis before replacing the appliance
Stop at any warning sign listed above. A qualified diagnosis should confirm that repair is unsafe, unavailable or uneconomical before an appliance replacement is considered.
Sources used
- LG — LG's official material documents “LG LDT7808SS nE error: Vario motor fault” and the user checks retained here.
Last checked: 30 August 2026