S stilljamin New member Joined Jul 8, 2011 Messages 1 Reaction score 0 Points 0 Location Pa. Jul 8, 2011 #1 i have the check engine light on and parts store told me the code is po43o....does anyone know if that is 02 sensor or the cat?
i have the check engine light on and parts store told me the code is po43o....does anyone know if that is 02 sensor or the cat?
