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pcm power diode

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    Where is my pcm power diode?

    My 2002 ford explorer 4.0L keeps blowing fuse 41 under the hood. I want to check the pcm power diode. Can someone please tell me what it is and where it is located? I suspect the reason for my problem to be a short in 02 sensor circuit. So if I go to my pcm power diode and trace the red/yellow...
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