wont turn over possible short and bad battery?

2007 DODGE RAM
210,000 MILES • 5.7L • V8 • 2WD • AUTOMATIC
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EVNINSUN
  • MEMBER
  • 1 POST
had possible short and bad battery. changed battery and i think i have shorted wire or bad pcm. anyone have diagram so i can test wires for short
Nov 25, 2025 at 6:18 AM
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KRAKENAUTO
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 40 POSTS
I have attached the wiring diagram for the charging system (the first image, it wouldn't let me delete the others) as a start. Have you checked all fuses? It should have tripped under normal circumstances. Also check power and ground to the battery itself.
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Nov 25, 2025 at 9:31 AM
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STRAILER
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 54,178 POSTS
Nice work KRAKENAUTO, So is the engine not cranking over? Here is a video to help you see what it could be,

https://www.youtube.com/watch?v=6YRW8fyNudY&t=3s&pp=0gcJCRUKAYcqIYzv

Please go over this guide and get back to us.
Nov 25, 2025 at 10:39 AM