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catalytic converter

  1. 208 (2012-2019)
    Hi Hoping to get advice from anyone who knows more about cars than I do! I have a Peugeot 208 (2012), last year the engine light (orange) kept coming on, I went to an independent garage and it took him about 5 attempts to figure out what it was - a crack in the Cat - which he welded. Not had any...
  2. 307
    Hi all I'm going to be changing the Cat out on the car soon and want to replace the O2 sensors while I'm under there and the cat is off (hopefully improving the MPG) My question is - where on earth do you disconnect the sensors? From under the car the wires disappear up towards the exhaust...