Battery - Who is who - JL 2021

[RubiconIsland]

Hi,
I'm trying to figure out which battery does which job. From what I heard in YouTube videos everything runs on the small hidden one.
But then what is the big on for?

Can anybody light up the dark?

Sponsored

 

[OldGuyNewJeep]

Hi,
I'm trying to figure out which battery does which job. From what I heard in YouTube videos everything runs on the small hidden one.
But then what is the big on for?

Can anybody light up the dark?

If you have the 3.6 without eTorque, it’s all explained here: https://www.jlwranglerforums.com/forum/threads/3-6l-ess-dual-battery-consolidated-information.25377/

 

[RubiconIsland]

Got the 2.0 but things should be similar

Sponsored