Are you having problems with the engine of your Toyota Vienta? Let our team of motoring experts keep you up to date with all of the latest Toyota Vienta engine issues & faults. We have answered all of the most frequently asked questions relating to problems with the Toyota Vienta engine.
Show all
The FCAI guide to E10 compatibility indicates you can use E10 in your car and BP also says you could use E10 without a problem. But there is too little real world experience available yet to say for sure that it will be fine. At least for the short term your mechanic's advice to use Premium unleaded would seem to be prudent until we know more.