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

  1. Turn off and unplug the air conditioner
  2. Locate the air temperature sensor and its wiring harness
  3. Check for loose, pinched, or damaged wires between sensor and control board
  4. If wiring appears damaged, note condition for technician support

Technician Only Replace air temperature sensor or repair wiring

  1. Verify the AS code persists after basic checks
  2. Use appropriate service manual to locate and access the air temperature sensor
  3. Test the sensor with a multimeter to confirm failure
  4. Replace the faulty sensor and repair any damaged wiring harnesses
  5. Reassemble and test the unit for correct operation

Parts needed: Air temperature sensor (thermistor), Wiring harness, Possibly control board if misread persists

🛑 When to Call a Pro:
  • If you are uncomfortable accessing internal components
  • If error persists after sensor replacement or wiring repair

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

Data last verified: 2026-02-19

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