[antoniyen]

I'm not sure what could be happened, but you can try to unplugged the computer and the battery, then plug the computer and then the batery, because sometimes the actuators that move the valves inside your air conditioning module are not open enough and ir you do that you can set the travel of every valve, make sure that you select and end in the temperature control, like selecting full cold or full hot and in the mode know selecting defrost or AC, if the module has actuators that could be the problem and with this you can set the full travel of the valves again. I'm not sure if in the 2000 honda is still the same valve that close the water to the heater, you can check also that