got two codes on 2004 Ford F-150 Heritage

like to know where they are front or back /passenger side or driver side when you are sitting in it.the codes are po171 and po174 both are system too lean bank 1 and bank 2 which ones are they and where are they located.front back left or right when sitting inside

by in Moscow Mills, MO on May 26, 2012
0 answers