turbo engines | Ask Honest John

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Most recently answered turbo engines questions

Should I buy a car with turbo oscillation?

I am about to buy a 2018 Astra Automatic. It has low mileage 7500, one owner since new, full service history but my AA inspection has thrown up turbo oscillation or turbo kick which gets more as you go...

Will the stop-start system on my Fiesta damage my engine?

Does the auto start/stop system wear out the engine quicker and turbo? Also, what kind of battery does it have? And has the starter motor been made stronger to within the stop starts? And what the system...

Will using a turbcharged car only once a week cause damage?

Is it ok to drive an Astra 1.4 Turbo 150 once a week? With it sitting for days with no oil going to the turbo when it’s cool will that hurt components?

Which Fiat 500X engine should I choose?

I have a choice of two Fiat 500X 2020 reg models with petrol engines. One with the 1.0l Firefly engine and the other with the 1.4l engine in the Sport version of the model. My wife is not looking for...

Do modern cars have automatic chokes?

I've just purchased a 72-plate Kia Picanto GT Line S. Do modern cars still have automatic chokes? My immediate area has 30mph camera controlled restrictions and I can poodle along in 5th but on the level...

Is a 1.0-litre engine strong enough for lots of motorway miles?

I do approximately 14,000 miles per year, mostly long distance driving. Is the 1.0 TSI engine in a Skoda Octavia suitable for this type of use?

Do I need to let the engine idle after a long journey?

I have a Kia Rio that has a turbocharged engine. I was always told that after a long journey you must keep the engine running for a minute or two (in order to allow the turbo to cool down). Is this still...

Should I let my car idle before switching it off?

My daughter is waiting to collect a used 2017 Kia Sportage from a Kia dealership. Your articles have often recommend drivers using Shell V power fuel. Will my daughter gain the same benefits from super...

Should I replace by 2.0-litre SUV with a smaller engined model?

I have a Tiguan 2013, which I would like to update. I went to a Volkswagen garage yesterday and said I wanted a used 2.0-litre 4x4. They told me I would have to have an automatic but I don't feel confident...