While you wait for answers, we may have found some information which could help you.
Click here for Change Sensor CarEngine Management Light on?
How easy is it to tighten the fan belt on a 2008 Toyota Yaris?
Toyota Yaris French or Japanese?
Toyota avensis D4d 2011?
Toyota Avansis estate 2002 vvti?
How can I tell if my car battery is healthy and charged?