❄️Refrigerator

KitchenAid · KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator

KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator CO Error Fix: Compressor Overload / Overcurrent

The compressor overcurrent protection has tripped. Causes: dirty condenser coils (most common — clean coils thoroughly), low refrigerant charge, failed start relay/capacitor, or failing compressor motor. Check start relay and overload device (located on compressor, access from rear bottom). Clean condenser coils.

High severity2 fixes available

Quick Answer

Error CO on the KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator means: Compressor Overload / Overcurrent. The top-ranked community fix is “Test and Replace the Start Relay and Overload Protector” (medium difficulty, ~45 min, DIY cost: $10-$20). 2 community-ranked fixes available below.

Published February 2026 · 2 fixes · refrigerator

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

This is a high severity error — continued use may cause damage or a safety hazard
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: $120-$180.

Other KitchenAid Models with Error CO

KRMF706ESS 25.8 cu. ft. Multi-Door Freestanding Refrigerator

refrigerator · 2 fixes

Other KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator Error Codes

Communication Failure

2 fixes

Defrost Failure

2 fixes

Defrost Heater Open Circuit

2 fixes

DISPENSER SLOW

Water Dispenser Slow or Not Working

2 fixes

DOOR GASKET WORN

Door Gasket Not Sealing

2 fixes

Defrost Thermostat Fault

2 fixes

Fresh Food Fan / Diffuser Fan Failure

2 fixes

Freezer Fan Failure

2 fixes

People Also Ask About KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator Error CO

What does error code CO mean on a KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator?

Error code CO on the KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator means: Compressor Overload / Overcurrent. The compressor overcurrent protection has tripped. Causes: dirty condenser coils (most common — clean coils thoroughly), low refrigerant charge, failed start relay/capacitor, or failing compressor motor. Check start relay and overload device (located on compressor, access from rear bottom). Clean condenser coils.

How do I fix error code CO on my KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator?

The most successful fix is "Test and Replace the Start Relay and Overload Protector" (medium difficulty, ~45 minutes). Estimated DIY cost: $10-$20. HomeMD has 2 community-ranked fixes for this error.

Is error code CO on a KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator serious?

This error is rated high severity. You should address it promptly — continued use could cause damage or safety concerns.

Can I fix KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator error CO myself?

Yes — the top-ranked community fix ("Test and Replace the Start Relay and Overload Protector") is rated medium difficulty and takes about 45 minutes. Tools needed: T20 Torx screwdriver, Multimeter, Needle-nose pliers.

How much does it cost to repair KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator error CO?

DIY cost: $10-$20. Professional repair typically costs $120-$180. Many homeowners save money by trying the top-ranked community fix first.

What other error codes does the KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator have?

The KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator has 8 other known error codes, including: CF (Communication Failure), dF (Defrost Failure), dH (Defrost Heater Open Circuit), DISPENSER SLOW (Water Dispenser Slow or Not Working), DOOR GASKET WORN (Door Gasket Not Sealing), and 3 more.

Which other KitchenAid models have the CO error?

Error code CO also appears on 1 other KitchenAid model: KRMF706ESS 25.8 cu. ft. Multi-Door Freestanding Refrigerator. The fix may vary by model, so check each model's specific page for tailored repair steps.

What other error codes does the KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator have?

The KitchenAid KRFC300ESS 20 cu. ft. Counter-Depth French Door Refrigerator has 8 other known error codes:

CF — Communication Failure (2 fixes)
dF — Defrost Failure (2 fixes)
dH — Defrost Heater Open Circuit (2 fixes)
DISPENSER SLOW — Water Dispenser Slow or Not Working (2 fixes)
DOOR GASKET WORN — Door Gasket Not Sealing (2 fixes)
dt — Defrost Thermostat Fault (2 fixes)
FC — Fresh Food Fan / Diffuser Fan Failure (2 fixes)
FF — Freezer Fan Failure (2 fixes)

Which other KitchenAid models have the CO error?

Error code CO also appears on 1 other KitchenAid model:

KRMF706ESS 25.8 cu. ft. Multi-Door Freestanding Refrigerator (refrigerator) · 2 fixes

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