Frigidaire window air conditioner with heater error codes
These error code explanations can help you diagnose a problem with your Frigidaire window air conditioner/heater. For repair how-to help, visit the PartsDirect repair help section, which includes repair help for window air conditioners, major appliances, lawn and garden equipment, garage door openers, vacuum cleaners and more. Search for your model number to find a complete list of replacement parts for your window air conditioner.
Evaporator temperature sensor failure
Unplug the air conditioner and check the wire harness connections on the electronic control board. Examine the electronic control board for damage. Check for a pinched or broken wire in the evaporator temperature sensor wire harness. Replace the evaporator temperature sensor if it's defective.
Ambient temperature sensor failure
Unplug the air conditioner and check the wire harness connections on the electronic control board. Examine the electronic control board for damage. Check for a pinched or broken wire in the ambient temperature sensor wire harness. Replace the ambient temperature sensor if it's defective.
Air outlet temperature sensor failure
Unplug the air conditioner and check the wire harness connections on the electronic control board. Examine the electronic control board for damage. Check for a pinched or broken wire in the air outlet temperature sensor wire harness. Replace the air outlet temperature sensor if it's defective.
Outdoor temperature sensor failure
Unplug the air conditioner and check the wire harness connections on the electronic control board. Examine the electronic control board for damage. Check for a pinched or broken wire in the outdoor temperature sensor wire harness. Replace the outdoor temperature sensor if it's defective.
Condenser temperature sensor failure
Unplug the air conditioner and check the wire harness connections on the electronic control board. Examine the electronic control board for damage. Check for a pinched or broken wire in the condenser temperature sensor wire harness. Replace the condenser temperature sensor if it's defective.
Symptoms for window air conditioners
Choose a symptom to see related window air conditioner repairs.
Main causes: clogged condensate drain, air conditioner not leveled properly, leaky window air seals ...
Main causes: bad compressor, lack of refrigerant, bad compressor start relay, electronic control board failure...
Main causes: turning the air conditioner off and the back on too quickly, dirty or restricted condenser coil, compressor...
Main causes: dirty air filter, air conditioner is too small for the room, temperature set too cold, control failure...
Main causes: clogged drain hole, air conditioner not leveled properly...
Main causes: lack of electrical power, bad electronic control board, wiring failure, bad temperature sensor...
Repair guides for window air conditioners
These step-by-step repair guides will help you safely fix what’s broken on your window air conditioner.
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How to replace a window air conditioner electronic control board
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