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  1. Ford Focus Forum
    So I had a mechanic look at my car it was down in power, did an exhaust regen and replaced O2 sensor and gave it back to me and car developed smell, took it back to him found oil leak and loose injector repaired those, smell still persisted, gave it back to him found no leaks, took it to...
  2. Ford Focus Forum
    Hi, can somebody assist me by telling me the name of this part? It’s located on the undercarriage. I circled it for better viewing.