When changing O2 sensor B1 S2 on 2001 rav4 do you have to loosen the engine mount to access sensor with o2 socket, or is there an easier way?

  • Welcome to Motor Vehicle Maintenance & Repair! Feb 6, 2018 at 1:46
  • 1
    You can use a crows foot o2 sensor socket iirc. Or heat the pipe with a torch and use a 22mm wrench.
    – Ben
    Feb 6, 2018 at 4:03
  • Thanks Ben, my crows foot sensor socket and new metric wrench set with a 22mm should arrive today, wish me luck. Feb 8, 2018 at 16:17
  • Job is done, crows foot sensor socket, and 2 days WD 40 while I waited for my socket. It came of in seconds Feb 12, 2018 at 19:59


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