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Frigidaire Window air conditioner Error Codes: Full List & Meanings

Every Frigidaire window air conditioner error code in the Frigidaire window air conditioner error-code chart, as published by Sears PartsDirect, with its meaning. Codes vary by model, so confirm in your owner's manual. Support: Frigidaire support (owner.frigidaire.com).

Codes by system

All Frigidaire window air conditioner 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.

CodeMeaningSystemOwner action
ESEvaporator temperature sensor failure.HeatingService
ASAir temperature sensor failure.HeatingService

Symptoms

All window air conditioners All Frigidaire error codes

Sources

  1. Sears PartsDirect: Frigidaire window air conditioner error-code chart (third-party copy of manufacturer service data)

Last reviewed: October 20, 2026. ErrorCodePro is not affiliated with Frigidaire.