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Goodman GMEC96 / GCEC96 / AMEC96 / ACEC96 error codes

Every checked code for the Goodman GMEC96 / GCEC96 / AMEC96 / ACEC96 range, with what it means and whether you can fix it yourself.

Error codes

Code Meaning What you can do
1 amber flash Low-stage heat call You can often fix it
2 amber flashes High-stage or single-stage heat call You can often fix it
3 amber flashes Second-stage heat call without first stage Safe checks first, then a pro
4 amber flashes Cooling call without a fan signal Safe checks first, then a pro
amber light flashing rapidly Weak flame signal Call a pro
1 green flash Low-stage cooling call You can often fix it
2 green flashes High-stage or single-stage cooling call You can often fix it
green light flashing rapidly Fan-only call You can often fix it
steady green light Standby, waiting for a call You can often fix it
light off No power to the control board Safe checks first, then a pro
1 red flash Ignition failure or gas valve fault (depends on model) Safe checks first, then a pro
2 red flashes Pressure switch closed when it should be open Call a pro
3 red flashes Pressure switch not closing Safe checks first, then a pro
3 double red flashes High-stage pressure switch stuck open Call a pro
4 red flashes Overheat (depends on model) Safe checks first, then a pro
5 red flashes Sensor fault or overheat (depends on model) Safe checks first, then a pro
6 red flashes Overheat / flue or venting fault (depends on model) Depends on your model
7 red flashes Flame loss or ignition failure (depends on model) Depends on your model
8 red flashes Ignition failure or flame loss (depends on model) Depends on your model
9 red flashes Configuration error or electrical fault (depends on model) Call a pro
10 red flashes Power supply problem or gas valve fault (depends on model) Depends on your model
11 red flashes Ignition failure or overheat (depends on model) Call a pro
12 red flashes Flue or venting fault / ignition failure (depends on model) Call a pro
red light flashing rapidly Electrical fault or configuration error (depends on model) Call a pro
steady red light Normal operation or control board internal fault (depends on model) Depends on your model

Models in this range