LG Refrigerator TCA38091801

Is This the Right Part?

Confirm the complete model number before ordering. Similar parts may use different connectors, dimensions, hose positions, electrical ratings, or mounting points.

• ✔ Refrigerator powers on — lights, display, and fans operate
• ✔ Evaporator fan runs but no cold air reaches compartments
• ✔ Refrigerant lines and condenser coils confirmed clear and unobstructed
• ✔ Start relay confirmed OK (shake test — no rattle = relay likely failed too)
• ✔ ONLY problem is compressor not starting, humming briefly then stopping, or no cooling in both compartments

• Refrigerator not cooling — both fridge and freezer warming up simultaneously
• Compressor hums for a few seconds then clicks off — thermal overload tripping
• Compressor completely silent — no vibration or sound from the back of the unit
• Evaporator fan running but no cold air circulating
• Er FF, Er rF, or compressor fault codes on the display panel
• Refrigerator runs continuously with no temperature drop

• Original Part Number: TCA38091801 (superseded — no longer in production)
• Current OEM Replacement: TCA38151706
• Type: LG Linear Compressor — inverter-driven, variable speed
• Brands: LG, Kenmore (LG-platform)
• ⚠️ Required Software Kit: CJT30000002 (AP6889673) — required with TCA38151706 installation. Do not power on without completing the software update.

Part Details

Use a qualified technician when diagnosis or installation is outside your experience. Gas parts should be installed by a licensed technician.

Verified Compatible Models

LFX25973ST, LFX25973SB, LFX28968ST, LFX28978ST, LFX29927ST, LFX31915ST, LFX31925ST, LFXS24623S, LFXS29626S, LFXS30726S, LMX25984ST, LMX28988ST, LMXS27626S, LMXS30746S, LFC22770ST, LFC24770ST, LFC28768ST, LDCS24223S, LSXS26326S, LSXC22396S

Fitment reminder: Match the complete model number, including suffixes and revision digits, before ordering.