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Aux Battery Wiring Diagram

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BillyHW

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Has anyone accidentally taken a high resolution screencap of this diagram and accidentally posted it to the internet yet?
 

TroyBoy

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Can’t you stitch it together? ;)
 

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BillyHW

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I'm not an electrical engineer, but does he make a mistake in this video when he says the Aux battery isn't connected to alternator when that switch is open? It seems to me that the Aux battery is always connected to the alternator, and that it's the main battery that is either connected or disconnected via that switch.
 
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So does the 2.0L Turbo also have the small aux battery then?
 

FatBoy01

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I have been saying exactly this.. posting this for about 2 months now. Many here l think, thought l was full of chiitt.. :clap:
 

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@BillyHW
I have been saying exactly this.. posting this for about 2 months now. Many here l think, thought l was full of chiitt.. :clap:
I really don't understand why Jeep would have designed it this way. Just means more things can go wrong. They should have designed it so that either battery could start the car if it was dead. That would have been bullet-proof.

I'm beginning to suspect that the jump start procedure in the owner's manual might be wrong/outdated too.
 

Rusty Teeth

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My question still remains, How do we jump start a JL?
 

Rhinebeck01

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My question still remains, How do we jump start a JL?
@Rusty Teeth

Forum member, @brandonh (Jeep Informant) is a dealer tech and has access to plenty of lets call them test mules to test with ....and info. Reach out to him and ask him to look into this and do a video.


I'd sure like an answer to this also..
 

Rusty Teeth

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Great Idea just Pmed him !!!
 
 



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