We had a Cherokee dropped off to us customer replaced all four sensors found out it was an easy fix when we did a full diagnostic check engine light was removed we fix that Also a wire was touching the engine causing the fuse to pop fix that problem solved number 16 in the fuse box it’s a 15 amp fuse best way to check after replacing fuse leave all plugs for O2 sensors off plug one in at a time to correctly find out which wire is shorting out hope you find this help full Don’t forget Like subscribe and share check out my other channel scat pack 392 -G You can check out my scat pack My shaker and my ram 1500 all Mopar 😊