Would a Mazda 3 be a good replacement for my Toyota Corolla?

It's time to change my Toyota Corolla 1.6 VVTi which has basically given 128,000 trouble free miles. I intend to gift this car and then buy a petrol replacement outright. Not so sure about a Toyota Auris...

Why has the turbo in my Mazda 3 seized?

I have a 2013 Mazda 3 Venture 1.6d which has done 42,000 miles. I have owned it from new and had it serviced annually at a Mazda main dealer. Last week it lost power and the engine warning light came on....

Should petrol turbos run for a few minutes at the end of a journey to cool down?

I know you advocate to let diesel engines run for a few minutes at the end of a journey with turbos fitted. Will this also apply to petrol engines as there seem to be more of these about now?

What's the lowest rpm I could drop to in achieving good economy and a clean pick up?

I've just watched your Volkswagen Polo economy driving video. I recently bought a new Vauxhall Astra ST 1.4 150 T (i.e. same sort of small capacity turbo engine) which I run on Shell Nitro for low end...

How reliable is the Citroen C4 Picasso?

I am considering the Citroen C4 Picasso 1.2 Puretech EAT6 as a long term proposition (up to 7 years) but would be interested in your thoughts as to reliability, particularly of the transmission, having...

Why does my coolant level keep rising above the maximum line?

I have a new Ford Fiesta Ecoboost turbo 140PS. After a 400 mile journey the coolant level had risen to above maximum. I removed some coolant so that it returned to the maximum level. After another journey...

How is my BMW instantly warm in the morning?

I've noticed that heated air comes out of the vents more or less instantly when I start my 2015 BMW 320i in the morning and turn on the air conditioning. How does it do this? Is there an electric heating...

Can you recommend a reputable turbo supplier or repairer?

The inlet hose came off my 2008 Toyota Avensis 2.2 diesel (106,000 miles) and unfortunately it sucked in some debris which has damaged the air compressor blades causing a loss in turbo pressure. I have...

Are small petrol turbo engines reliable?

I often read your technical questions section and see lots of issues with turbos on diesel engines. Do the same issues arise on cars fitted with petrol engines? I note most manufacturers now seem to be...

Is the Alfa Romeo Giulietta Cloverleaf prone to faults?

I am thinking of buying an Alfa Romeo Giulietta Cloverleaf with the turbocharged petrol engine. Do you know if this model has any common faults?