Hello today I bought my first Ranger it's a 2001 EXT 4.0l 4x4 that has one problem it has a misfire the engine codes are as follows
P0302 cylinder 2 misfire
P0125 insufficient coolant temp for closed-loop fuel control
P0171 system lean bank 1
P0172 system Rich Bank 1
P0175 system Rich bank 2
I plan to do a full build on this truck but would like to get the engine running smoothly first thanks to everyone who will give input and help towards my build