Ask Honest John

Most recently answered dpf questions
My 20,000-mile Volkswagen Golf GT TDi 2.0-litre has just had the DPF, engine management and diesel glow plug lights come on. I bought it six weeks ago from a main Volkswagen agent. The dealer who has looked...
I was wondering if you know if there is a common fault with the Suzuki Grand Vitara 1.9l diesel's DPF? I'm having trouble with the warranty on my car. Also, how much should this cost to fix?
I'm thinking of getting rid of my faithful SEAT Arosa 1.0 and buying my friend's Fiat Doblo 1.9 diesel, on a 53 plate with 94,000 miles. My driving is mainly in town and with some long motorway journeys....
I intend buying a new car soon, but I cannot decide between a 2010 Ford Fiesta Zetec diesel or a new Polo diesel. Also is it possible to get cruise control on either one?
I am thinking of buying a new Citroen Berlingo Multispace. The model I am looking at does not have a Diesel Particulate Filter. I currently have a diesel Ford Galaxy and have had repeated problems with...
Can you advise on the new Toyota RAV4 transmission please? I am currently torn between the petrol and diesel models with automatic transmission. I think I remember you lavishing praise on the S CVT gearbox;...
Currently I am driving a KIA Magentis SE in which I drive an average of 8,000 miles pa. It is beginning to cost a lot at MoT time. Having had a shoulder injury, I have been advised to get a vehicle with...
I'm trying to decide between the following: a brand new Skoda Octavia Elegance 1.4 TSI from Drivethedeal for around £14,500 (includes some extras) or a year-old Skoda Octavia Elegance 2.0 TDI PD for around...
My daughter has a Mazda 6TS2, purchased in April 2008. It has just been in to the local Mazda main dealer have a few faults fixed under warranty one door lock not working, shuddering when braking (they...
I own a 2.0 170 TDI PD with DPF and on our web site Seatcupra.net and other VAG web sites we are getting news of the franchised dealers reflashing the ECUs to a lower PS (about 155) so the reliability...