LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry FLAME SENSOR FAIL Error Fix: Flame Sensor Failure

Flame sensor (radiant sensor) detects burner flame. Faulty sensor causes burner to shut off shortly after igniting. Test for continuity.

Medium severity2 fixes available✨ Free fix available

Quick Answer

Error FLAME SENSOR FAIL on the LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry means: Flame Sensor Failure. The top-ranked community fix is “Test and Replace the Flame Sensor Assembly” (hard difficulty, ~45 min, DIY cost: $15-$20). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · dryer

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 dryer repairs can be done safely at home, consider hiring a qualified technician if:

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: $180-$250.

Other LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry Error Codes

Child Lock Active

2 fixes

d75

Exhaust Duct 75% Blocked

2 fixes

d80

Exhaust Duct 80% Blocked

2 fixes

d90

Exhaust Duct 90% Blocked

2 fixes

d95

Exhaust Duct 95% Blocked

2 fixes

DRUM BELT WORN

Drum Roller and Belt Wear

Motor Start Error

Clean Lint Filter Reminder

2 fixes

People Also Ask About LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry Error FLAME SENSOR FAIL

What does error code FLAME SENSOR FAIL mean on a LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry?

Error code FLAME SENSOR FAIL on the LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry means: Flame Sensor Failure. Flame sensor (radiant sensor) detects burner flame. Faulty sensor causes burner to shut off shortly after igniting. Test for continuity.

How do I fix error code FLAME SENSOR FAIL on my LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry?

The most successful fix is "Test and Replace the Flame Sensor Assembly" (hard difficulty, ~45 minutes). Estimated DIY cost: $15-$20. HomeMD has 2 community-ranked fixes for this error.

Is error code FLAME SENSOR FAIL on a LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry serious?

This error is rated medium severity. It should be addressed soon, but your appliance may still function in a limited capacity.

Can I fix LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry error FLAME SENSOR FAIL myself?

Yes — the top-ranked community fix ("Test and Replace the Flame Sensor Assembly") is rated hard difficulty and takes about 45 minutes. Tools needed: Phillips screwdriver, Multimeter.

How much does it cost to repair LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry error FLAME SENSOR FAIL?

DIY cost: $15-$20. Professional repair typically costs $180-$250. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry have?

The LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry has 8 other known error codes, including: CL (Child Lock Active), d75 (Exhaust Duct 75% Blocked), d80 (Exhaust Duct 80% Blocked), d90 (Exhaust Duct 90% Blocked), d95 (Exhaust Duct 95% Blocked), and 3 more.

What other error codes does the LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry have?

The LG DLG7301WE 7.3 cu. ft. Smart Gas Dryer with Sensor Dry has 8 other known error codes:

CL — Child Lock Active (2 fixes)
d75 — Exhaust Duct 75% Blocked (2 fixes)
d80 — Exhaust Duct 80% Blocked (2 fixes)
d90 — Exhaust Duct 90% Blocked (2 fixes)
d95 — Exhaust Duct 95% Blocked (2 fixes)
DRUM BELT WORN — Drum Roller and Belt Wear (2 fixes)
E13 — Motor Start Error (2 fixes)
FiLtEr — Clean Lint Filter Reminder (2 fixes)

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