Author Topic: Engine warning light / Catalytic converter (Mazda 6 sport estate 2.5l)  (Read 2362 times)

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Offline brackb01

  • S Class
  • *
  • Posts: 4
  • Gender: Male
  • Colour: Winning Blue (27B) Metallic
  • Engine: 2.5L
  • Fuel: Petrol
  • Transmission: Manual
  • Trim: Sport
  • Year: 2011
Hi

I find that if I use normal Unleaded, the engine light comes on, and the warning is regarding the cat converter, but if I use premium it goes off and is fine. I was wondering if thats common, or perhaps a sign that a new cat will be required soon?

thanks.