Kenmore 580.74124 Window Air Conditioner 10,000 BTU E4 Error Fix: Condenser Coil Sensor Error

Condenser/outdoor coil temperature sensor reading out of range. Monitors outdoor-side coil temperature. Check and replace if needed.

Medium severity2 fixes available✨ Free fix available

Quick Answer

Error E4 on the Kenmore 580.74124 Window Air Conditioner 10,000 BTU means: Condenser Coil Sensor Error. The top-ranked community fix is “Test and Replace Condenser Coil Temperature Sensor” (medium difficulty, ~50 min, DIY cost: $10-$20). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · air conditioner

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 air conditioner 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: $130-$190.

Other Kenmore 580.74124 Window Air Conditioner 10,000 BTU Error Codes

Auto-Shutoff Activated

Capacitor Failure

Dirty Filter Restricting Airflow

2 fixes

Room Temperature Sensor Error

2 fixes

Evaporator Coil Sensor Error

EEPROM Error

Fan Motor Failure

Evaporator Coil Freezing Up

2 fixes

People Also Ask About Kenmore 580.74124 Window Air Conditioner 10,000 BTU Error E4

What does error code E4 mean on a Kenmore 580.74124 Window Air Conditioner 10,000 BTU?

Error code E4 on the Kenmore 580.74124 Window Air Conditioner 10,000 BTU means: Condenser Coil Sensor Error. Condenser/outdoor coil temperature sensor reading out of range. Monitors outdoor-side coil temperature. Check and replace if needed.

How do I fix error code E4 on my Kenmore 580.74124 Window Air Conditioner 10,000 BTU?

The most successful fix is "Test and Replace Condenser Coil Temperature Sensor" (medium difficulty, ~50 minutes). Estimated DIY cost: $10-$20. HomeMD has 2 community-ranked fixes for this error.

Is error code E4 on a Kenmore 580.74124 Window Air Conditioner 10,000 BTU 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 Kenmore 580.74124 Window Air Conditioner 10,000 BTU error E4 myself?

Yes — the top-ranked community fix ("Test and Replace Condenser Coil Temperature Sensor") is rated medium difficulty and takes about 50 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Needle-nose pliers.

How much does it cost to repair Kenmore 580.74124 Window Air Conditioner 10,000 BTU error E4?

DIY cost: $10-$20. Professional repair typically costs $130-$190. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the Kenmore 580.74124 Window Air Conditioner 10,000 BTU have?

The Kenmore 580.74124 Window Air Conditioner 10,000 BTU has 8 other known error codes, including: AS (Auto-Shutoff Activated), CAPACITOR FAIL (Capacitor Failure), DIRTY FILTER (Dirty Filter Restricting Airflow), E1 (Room Temperature Sensor Error), E2 (Evaporator Coil Sensor Error), and 3 more.

What other error codes does the Kenmore 580.74124 Window Air Conditioner 10,000 BTU have?

The Kenmore 580.74124 Window Air Conditioner 10,000 BTU has 8 other known error codes:

AS — Auto-Shutoff Activated (2 fixes)
CAPACITOR FAIL — Capacitor Failure (2 fixes)
DIRTY FILTER — Dirty Filter Restricting Airflow (2 fixes)
E1 — Room Temperature Sensor Error (2 fixes)
E2 — Evaporator Coil Sensor Error (2 fixes)
E5 — EEPROM Error (2 fixes)
FAN MOTOR FAIL — Fan Motor Failure (2 fixes)
FROZEN COIL — Evaporator Coil Freezing Up (2 fixes)

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