I have a goodman heater, I have cleaned out the chiminey pipe, replaced the pressure switch and it still will not ignite, can anyone point me in the right direction to repair this?
Tom

Find the wiring diagram and blink legend on the diagram on the back side of the blower door panel. Next check the furnace component that it says is the problem.

3 blinks is


End switch closed without inducer on.

CHECK

Venter end switch for proper operation.