Ask a Question

Taken to the cleaners

Could you please expand on your apparently disparaging reference to supermarket petrol as a contributory cause of lambda sensor failure?

Asked on by

It does not keep the car's fuel system as clean as fuel with the additive package of Shell V-Power, which is the best fuel you can buy and virtually guarantees no fuel system problems from carbon deposits (as well as slightly increased power and a better burn at low revs which, if utilised, improves fuel economy).
Similar questions
You mention that supermarket petrol can clog up engines and reduce MPG from the deposits in their additives. I understand that it's best to use branded super unleaded. Is it the case that branded normal...
Is Shell V Power any use?
In your column on Saturday, October 8th you made mention of supermarket petrol. What is wrong with it? And is diesel affected as well?

Ask Honest John

Value my car