Ask Honest John

Most recently answered dpf questions
What's the best second hand automatic car for a tall man, with a tall family, that does a various distance of miles for work?
I have a Jaguar XF 3.0-litre diesel and I'm thinking of changing to an XE. However, with all the bad press that diesel is getting would you advise me to have the petrol engine? Are the modern diesel particulate...
Thinking of buying a 2012 Mazda 3 with a 2.2d engine. What is your opinion on the reliability of this engine?
I'm trying to help my brother-in-law buy his first car. He's in his early thirties, has little interest in cars and just wants reliable transport with a low insurance group. He mainly lives and works in...
I am thinking about buying a 2005 Volkswagen Beetle for my wife, personally don't think its practical. I am looking at a 1.9 TDI, 105,000 miles. When is the cam belt due on these and roughly when does...
I recently bought a Peugeot 407 HDi and every 450 miles the engine runs rough for 10 miles/minutes, i.e will not maintain constant revs when cruising. When it's stopped black smoke comes out. After placing...
I do about 12,000 miles a year, mostly short runs with occasional motorway long hauls. I know most (if not all) modern diesels have DPFs which can give problems. But I like diesels because of the relaxed...
I have a 2013 Volkswagen Touran 1.6 diesel with 13,000 miles on the clock. Recently the car has been giving me some problems. A while ago it was emitting a strong oil smell, which turned out to be a split...
Six months ago I bought a car from a well-known dealer for £10,000. It had done 30,000 miles when I bought it and I took out a warranty for three years. The clutch went after two months which they replaced....
Our Citroen C8 2.2 diesel (2008 model) has developed an intermittent loss of power, which triggers the engine management light to activate and a DPF filter fault to be displayed on the dash. Our local...
 

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