#5148, "RE: Replaced o2 bank 1. now running too lean? p0171" In response to In response to 4
Originally posted by ryan95eclipse twisted the wires together and taped em...etc
That may be your problem. Most O2 sensors use stainless steel wire, so you can't solder them with a soldering iron; instead, you should make your connections with with heat shrink crimp connectors. Just twisting the wires together probably isn't sufficient.
