Can I run a Toyota Avensis on 85 octane fuel?

Can I run a 2013 Toyota Avensis T 27 on 85 octane fuel?

Hans Notdensson (Matfors)

Sep 2025 Filed under: petrol

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Expert answer

Hi Hans,

Not unless it has been specifically calibrated to allow it, no. Toyota's engines in Europe require 95 RON fuel at a minimum.

You may get away with it, as the engine will have knock sensors to allow it adapt, but it is definitely not recommended.

Shane O' Donoghue - Complete Car Advisor