ErrorCodePro · Appliance Error CodesKenmore Window air conditioner with heater Error Codes: Full List & Meanings
Every Kenmore window air conditioner with heater error code in the Kenmore window air conditioner with heater error-code chart, as published by Sears PartsDirect, with its meaning. Codes vary by model, so confirm in your owner's manual. Support: Kenmore customer support (kenmore.com) or a Sears-authorized technician.
Codes by system
All Kenmore window air conditioner with heater error codes
Codes marked "Reset only" or "Service" have no separate page because the manufacturer publishes no owner fix beyond a reset or a service call.
| Code | Meaning | System | Owner action |
|---|---|---|---|
| ES | Evaporator temperature sensor failure. | Heating | Service |
| AS | Ambient temperature sensor failure. | Heating | Service |
| HS | Air outlet temperature sensor failure. | Heating | Service |
| OS | Outdoor temperature sensor failure. | Heating | Service |
| CS | Condenser temperature sensor failure. | Heating | Service |
Symptoms
Sources
- Sears PartsDirect: Kenmore window air conditioner with heater error-code chart (third-party copy of manufacturer service data)
Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Kenmore.