Goodman Air Conditioner Error Codes


A2 Shorted sensor./Open sensor./Sensor disconnected./Sensor out of range.
A3 Shorted sensor./Open sensor./Sensor disconnected./Sensor out of range.
E5 Short in low voltage wiring.
EE Compressor relay contacts welded.
b0 Indoor blower motor problem./Communications errorbetween indoor and outdoor unit.
b9 Indoor blower motor problem./Blocked filters./Restrictive/ undersized ductwork./Indoor-outdoor unit miss-match
d0 Air conditioner/heat pump is wired as part of a communicating system and integrated control module does not contain any shared data.
d1 Air conditioner/heat pump is wired as part of a communicating system and integrated control module contains invalid shared data or network data is invalid for the integrated control module
d2 Air conditioner/heat pump is wired as part of a communicating system and outdoor unit requires airflow greater than indoor unit’s airflow capability./ Shared data is incompatible with the system or missing parameters.
d3 Shared data sent to integrated control module does not match hardware configuration.




d4 Shared data on memory card has been rejected.
01 Low refrigerant charge./Restriction in liquid line./Indoor blower motor failure.Indoor thermostat set extremely low.
02 Blocked condenser coil./Outdoor fan not running.
03 Intermittent thermostat demand./Faulty compressor relay.
04 Compressor bearings are seized./Failed compressor run capacitor./Faulty run capacitor wiring./Faulty compressor wiring./Low line voltage.
05 Power is disconnected./Failed compressor protector./Compressor not properly wired to control.
06 Compressor start winding is open./Failed compressor run capacitor./Faulty run capacitor wiring./Compressor not properly wired to control./Faulty compressor wiring
07 Compressor run winding is open./Compressor no properly wired to control./Faulty compressor wiring.
08 Low line voltage./ High line voltage.
09 Control detects secondary voltage less than 18 VAC./Transformer overloaded./Low line voltage.
Not displayed No current through run or start windings./Compressor run winding is open./Compressor not properly wired to control./Faulty compressor wiring./Failed compressor run capacitor./Faulty run capacitor wiring.

fault-codes


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