How do I fix error code d90 on a LG dryers?

1. undefined: Stop using dryer immediately — severe restriction is a fire hazard. 2. undefined: Inspect and thoroughly clean the entire duct system. 3. undefined: Replace damaged or crushed ductwork sections. 4. undefined: Shorten duct run or reduce number of elbows. 5. undefined: Check vent hood flap for proper operation. 6. undefined: Retest using FlowSense installation test to verify adequate airflow before returning to service.

LG Dryers

Error Code d90

Ductwork approximately 90% blocked

Moderate

Address soon - your appliance may not work properly

Also displayed as: d90

How to Fix

1
Stop using dryer immediately — severe restriction is a fire hazard.
2
Inspect and thoroughly clean the entire duct system.
3
Replace damaged or crushed ductwork sections.
4
Shorten duct run or reduce number of elbows.
5
Check vent hood flap for proper operation.
6
Retest using FlowSense installation test to verify adequate airflow before returning to service.

This Error Applies To

LG DLEX4370V Series Dryers

Service manual exact match: DLEX4370BService manual exact match: DLGX4371VService manual exact match: DLEX4370VService manual exact match: DLGX4371WService manual exact match: DLEX4370WService manual exact match: DLGX4371B

Related Error Codes

tE2

Outlet thermistor open or shorted (second thermistor)

Power supply wire connection wrong or loose (electric dryer)

NFC module open or shorted

d80

Ductwork approximately 80% blocked

tE4

Steam generator thermistor open or shorted

Power failure or incorrect power supply

NFC module wrong or unresponsive

tE1

Outlet thermistor open or shorted

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