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LG DLEX3900W

LG · Dryer

The LG DLEX3900W is a widely serviced dryer. Confirm your unit with the model tag: Check the door frame, inside the door opening, or the rear panel near the exhaust. This guide covers the most common DLEX3900W error codes, compatible parts, and the first checks techs run before ordering components.

Error codes on DLEX3900W

CodeMeaningGuide
d80Exhaust duct is about 80% restrictedModel fix →·Brand code →
d90Exhaust duct is about 90% restrictedModel fix →·Brand code →
nPNo current detected at the heaterModel fix →·Brand code →
tE1Thermistor errorModel fix →·Brand code →
CLChild lock is enabledModel fix →·Brand code →

FAQ

What are common error codes on the LG DLEX3900W?

The most common codes include: d80, d90, nP, tE1, CL.

Where is the model number on a LG dryer?

Check the door frame, rear panel, or inside the door opening. The model tag is usually a silver or white sticker.