Kenmore Air Conditioner Error AS
⚡ Quick Answer: The Kenmore air conditioner AS error code indicates a failure of the air temperature sensor, also known as the thermistor. This issue can lead to inco... ✅ DIY Fixable
What Does Error AS Mean?
The Kenmore air conditioner AS error code indicates a failure of the air temperature sensor, also known as the thermistor. This issue can lead to incorrect temperature readings and improper cooling performance, often causing the unit to not respond accurately to your settings. Inspecting the sensor and its wiring is crucial for resolving this error effectively.
Common Symptoms:
- Error code AS displayed on unit
- Unit not cooling correctly or not reading air temperature accurately
Possible Causes
- Air temperature sensor (thermistor) failure or malfunction (medium)
How to Fix Error AS
DIY Fix Inspect sensor wiring and connections
- Turn off and unplug the air conditioner
- Locate the air temperature sensor and its wiring harness
- Check for loose, pinched, or damaged wires between sensor and control board
- If wiring appears damaged, note condition for technician support
Technician Only Replace air temperature sensor or repair wiring
- Verify the AS code persists after basic checks
- Use appropriate service manual to locate and access the air temperature sensor
- Test the sensor with a multimeter to confirm failure
- Replace the faulty sensor and repair any damaged wiring harnesses
- Reassemble and test the unit for correct operation
Parts needed: Air temperature sensor (thermistor), Wiring harness, Possibly control board if misread persists
- If you are uncomfortable accessing internal components
- If error persists after sensor replacement or wiring repair
Next step
Choose the next step for AS
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.
HVAC Control Board
Controls fan, compressor, sensor, and communication functions in the HVAC unit.
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 | KAC-TS1234 |
| voltage_rating | 120V AC |
Common Questions
What does AS error mean on kenmore air conditioner?
The AS error indicates an air temperature sensor failure, leading to incorrect temperature readings.
Can I fix kenmore air conditioner AS error myself?
Yes, you can inspect the sensor wiring and connections if you're comfortable.
How much does it cost to fix AS error?
The repair cost for the AS error ranges from $50 to $150 for parts and labor.
When should I call a technician for AS?
Call a technician if you're uncomfortable accessing the unit or if the error persists after repairs.
Sources & References
- Kenmore Air Conditioner Troubleshooting Article (community)
Data last verified: 2026-07-25
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