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2005 Ford Five Hundred Question: I just had a new PCM installed in my car by a a Ford dealer does the PCM control

 

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chrismig, Jamestown, NY, September 03, 2013, 07:21
 Rookie

is the heating and air-conditioning system is it interconnected with the PCM module

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    mrfordman September 04, 2013, 09:36
     Journeyman

    pcm does control the a/c compressor. also if low on freon, will not kick compressor on. did it work before pcm replaced?

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    chrismig, September 04, 2013, 09:58
     Rookie

    Yes, I stop by the local Ford dealership here where I work and they indicated they think it could be a stuck airflow door inside the dash that is preventing the passenger side from getting adequate cool airflow as I indicated the driver side is getting adequate airflow cooling air whereas the passenger side of the vehicle is much warmer air and the settings on the thermostats about the same

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    mrfordman, September 04, 2013, 14:44
     Journeyman

    sounds like a temp door actuator is stuck or bad.

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