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  1. P

    Where is my pcm power diode?

    I’m not looking for the pcm module, i’m looking for the diode. I did google it and there were no clear answers.
  2. P

    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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    Fuse 41 STILL BLOWING.

    Good afternoon all. My 2002 explorer 4.0 keeps blowing underhood fuse #41. It originally was giving me codes for my rear 02 sensors when it would blow. I changed both rear 02 sensors with denso units. I have taken it to the mechanic twice for this issue. The first time he found the evap valve on...
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    Fuse 41 - Oxygen Sensor Circuit

    Good Afternoon all, Recently my 2002 Ford Explorer 4.0 completely shut off on me while driving. It would not even crank despite the battery being full. I paid to get it towed home only to find it was a blown fuse number 41 under the hood. I changed the fuse and it started right up. I drove it...
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