Dean did pass the time by typing:
> DougW. I got these codes to come up in the computer 12, 33, and 55. I
> checked the code sheets and don't have any idea what they have to do with it
> shutting down. Dean.

Hmm. 33 = AC clutch relay open or shorted. The other two are ones you
always see.

Pull the AC relay from the relay center and see what that does.
When the wranger shuts down is the AC on or off?

I've never ran across 33 except on older jeeps that didn't have AC.
On those it's always there.

--
DougW