I have a problem with my b2200 91 i repaced drive shaft clutch muffler tai pipe catalytic converter and it is running at idle bad shaky , while driving it is good . also if anyone knows there was a red wire underhood taped to a hose that i believed was connected to fuel pump when i noticed it it was not connected to anything and the truck started to run ruff . i dont know where it was connected to . does anyone know this . please help invested so much into truck.

 

My name is Kim I am a mother of 4 adult kids and a grandma of 5 . i have a 91 mazda b2200 fuel injected im trying to fix up ,but i have been having a lot of issues with her; I call her Bonita I do alot of the work myself if possible, i am learning a lot as i go.