Ask Honest John

Most recently answered technical issues questions
The ventilation on my 2009 Volkswagen Golf (1.4 TSI) has always seemed poor (mist takes ages to clear in the mornings) but this evening when driving home the problem suddenly got worse. In fact, I had...
What could be the problem with my 2002 Toyota Corolla? The oil sensor keeps showing when I am doing very low speeds, even though the oil levels are good.
We have a 2006 Audi A3 S line. Recently, there was a noise coming from the rear left wheel. We were advised that a new diff was needed, which the Audi garage completed, but the noise is still there. The...
I have a repetitive problem with my 2002 Ford Mondeo 2.0 TDCi - the car stalls in cold weather It only happens for the first few hundred metres and only when I stop accelerating and it drops to idle...
I think the fuel pump has packed in on my Renault Laguna. Where is it and how can I access it?
A friend has recently experienced cam belt failure on his 2003 Renault Clio. Obviously he has been quoted a lot of money to fix it and is thinking of scrapping the car. However, I had a cam belt failure...
We have had our first hard frost this morning, but the heated windscreen in our Ford Focus only defrosted one side. Is this a fault?
I have an Audi A4 Avant (2012) that I drive regularly to France and use the beam deflectors. But I was wondering, is it possible to adjust the lights on the car so I don't have to use the deflectors?
It seems that every time I read a road test of a sporty car, the reviewer raves about adjustable dampers/adaptive chassis. I am in the market for a sporty car and I like the notion of dialling "comfort"...
My nephew purchased a 2010 SEAT Leon 1.6CR TDI recently and a fault was found within the ECU, which was sending the wrong signal and resulted in damaging the injectors. I understand SEAT have now re-programmed...