00 TJ 4.0 starts but shuts off

00 wrangle TJ

New Member
Original poster
Joined
Dec 27, 2019
Messages
1
Location
TN
Put a new fuel pump which is running can hear it running once turning the key on. Will start up but after a few seconds or so it shuts off. Not sure what is going on after seeing multiple forums my tj does not have the gray key so it's not a key issue. Any suggestion?