Whirlpool Air Conditioner Error F3
⚡ Quick Answer: The Whirlpool air conditioner error F3 signifies a failure in the outdoor ambient temperature sensor, which can lead to erratic temperature readings o... ✅ DIY Fixable
What Does Error F3 Mean?
The Whirlpool air conditioner error F3 signifies a failure in the outdoor ambient temperature sensor, which can lead to erratic temperature readings or inadequate cooling performance. This issue typically causes the unit to stop operation and display the F3 code on the control panel. Troubleshooting may involve checking for sensor obstructions and performing a basic reset.
Common Symptoms:
- Unit stops operation and displays F3 on the control panel
- No cooling or reduced performance associated with the error display
Possible Causes
- Outdoor environmental temperature sensor (ambient) fault (medium)
- Temperature sensor or wiring issue (general sensor fault) (medium)
How to Fix Error F3
DIY Fix Basic Checks and Reset
- Turn off the air conditioner and disconnect power for at least 5 minutes.
- Check that the outdoor unit is unobstructed and that nothing is heavily covering sensors.
- Restart the unit to see if the error clears on power‑up.
Technician Only Inspect and Replace Faulty Sensor / Wiring
- Visually and electrically inspect the outdoor ambient temperature sensor and its wiring harness for damage, loose connections, or corrosion.
- Measure sensor resistance and compare to manufacturer spec (if available).
- Replace the faulty outdoor temperature sensor and repair wiring as needed.
- Test the unit after parts replacement to confirm resolution.
Parts needed: Outdoor ambient temperature sensor, Wire harness/connectors
- If the error persists after basic reset and visual checks
- If sensors and wiring test within normal ranges but error remains
Next step
Choose the next step for F3
Confirm the diagnosis before ordering. An error code can identify the system involved, but it does not prove that a specific part has failed.
Most relevant component to inspect
Temperature Sensor
Monitors the internal temperature to ensure correct operation and prevent overheating.
- Typical part-only price
- $15 - $35
- DIY difficulty
- Easy
- Estimated time
- 15-30 mins
Where can I find the model number?
Check the rating label around the door, lid, frame, rear panel, or inside the appliance cabinet. Use the complete model number, including suffixes.
Verify the complete model and part number on the retailer's compatibility page before ordering.
Other parts options
Check related components first; use model search as a fallback.
Wiring Harness
Connects controls, sensors, motors, and other electrical components inside the appliance.
Model-compatible Air Conditioner parts
Enter the complete model number to browse compatible replacement parts. This is a model-based parts search, not a diagnosis that a specific component failed.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. We may earn a commission from other qualifying purchases or service requests made through links on this page, at no additional cost to you. Recommendations are based on repair relevance, not commission rate.
Optional routine care
Maintenance supplies
These products support cleaning or routine upkeep. They are separate from the possible repair components above and are not claimed to fix this error code or symptom.
Air Conditioner Fin Cleaner
For routine cleaning of accessible coil fins when permitted by the manufacturer. Disconnect power and follow product and appliance instructions.
Model-Compatible Washable AC Filter
A reusable filter option only where the appliance supports one. Match the full model, dimensions, and filter specification.
Compatibility check required: use the complete appliance model and compare the existing filter, bag, or specification before ordering.
Affiliate disclosure: As an Amazon Associate I earn from qualifying purchases. Recommendations are based on routine-care relevance, not commission rate.
Technical Specifications
| wattage | N/A |
|---|---|
| component | Temperature Sensor |
| resistance | 5-10 kOhms |
| part_number | WPW10185972 |
| voltage_rating | 120V AC |
Common Questions
What does F3 error mean on whirlpool air conditioner?
F3 indicates a failure in the outdoor ambient temperature sensor, causing erratic temperature readings.
Can I fix whirlpool air conditioner F3 error myself?
Yes, you can try basic checks and a reset, such as turning off the unit and ensuring sensors are unobstructed.
How much does it cost to fix F3 error?
Repair costs for the F3 error typically range from $50 to $200, depending on parts and labor.
When should I call a technician for F3?
Call a technician if the error persists after a reset or if sensors and wiring test normal but the error remains.
Sources & References
Data last verified: 2026-07-25
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