Daikin Appliance Error Codes
Daikin: 6 error codes with meaning, severity, likely causes and repair cost estimates.
6Codes
3.3Average severity
33%High or critical
67%DIY-friendly
Severity distribution
Official safety recalls (US CPSC)
- Daikin Comfort Technologies Manufacturing Recalls Amana Through-The-Wall Air Conditioners and Heat Pumps Due to Risk of Serious Injury from Fire · The snubber circuit can emit flames if it shorts, posing a risk of serious injury due to fire hazard.
- Daikin Comfort Technologies Manufacturing Recalls Amana Air Conditioners and Heat Pumps Due to Risk of Serious Injury from Fire and Burns · The heating element can remain energized during a ground fault, despite being turned off, posing a risk of fire or burn injury to consumers.
- Daikin Comfort Technologies Manufacturing Recalls Daikin FIT, Amana Brand S-series, and Goodman SD Heat Pumps Due to Risk of Excessive Heat Exposure · A power interruption in the heat pump can result in the product providing heat when the power resumes, despite the thermostat being in cooling mode, posing a risk of excessive heat exposure to consume
- Daikin Comfort Technologies Manufacturing Recalls Amana, Daikin, Goodman-Branded Air Conditioning and Heat Pump Packaged Units Due to Fire Hazard · The unit's serial plate can have incorrect electrical ratings which can lead to incorrect wirings being used, posing a fire hazard.
- Daikin Comfort Technologies Recalls Amana Packaged Terminal Air Conditioners and Heat Pumps Due to Burn and Fire Hazards (Recall Alert) · The DigiAir module compressor can overheat, posing burn and fire hazards.
Source: US Consumer Product Safety Commission recalls API. Check your model and serial number on the linked recall notice.
Most viewed
U4
Daikin · Air Conditioner / Heat Pump
The indoor unit has lost its data link with the outdoor unit, so the system can't cool or heat.
Moderate
A1
Daikin · Air Conditioner / Heat Pump
The indoor unit's circuit board couldn't load or apply its settings, so the head refuses to run.
Moderate
E7
Daikin · Air Conditioner / Heat Pump
The outdoor fan failed to spin up, or its speed signal went wrong, so the outdoor unit shut…
Moderate
U0
Daikin · Air Conditioner / Heat Pump
The outdoor unit has judged the system to be low on refrigerant and stopped the compressor…
High
A3
Daikin · Air Conditioner / Heat Pump
A3 means condensate is backing up in the indoor unit's drain pan and the float switch has…
Moderate
L5
Daikin · Air Conditioner / Heat Pump
L5: the outdoor inverter saw a current spike on the compressor output and shut the compressor…
High
All codes (6)
A1
Daikin · Air Conditioner / Heat Pump
The indoor unit's circuit board couldn't load or apply its settings, so the head refuses to run.
Moderate
A3
Daikin · Air Conditioner / Heat Pump
A3 means condensate is backing up in the indoor unit's drain pan and the float switch has…
Moderate
E7
Daikin · Air Conditioner / Heat Pump
The outdoor fan failed to spin up, or its speed signal went wrong, so the outdoor unit shut…
Moderate
L5
Daikin · Air Conditioner / Heat Pump
L5: the outdoor inverter saw a current spike on the compressor output and shut the compressor…
High
U0
Daikin · Air Conditioner / Heat Pump
The outdoor unit has judged the system to be low on refrigerant and stopped the compressor…
High
U4
Daikin · Air Conditioner / Heat Pump
The indoor unit has lost its data link with the outdoor unit, so the system can't cool or heat.
Moderate