Ask Honest John

Most recently answered diesel engines questions
There must be a lot of pickups used for short journeys, yet I haven't seen anyone mention DPF issues. Why is this?
My son is looking to swap his 2011 Peugeot 508 SW for an old Volvo XC90 to accommodate a growing family. He wants to be able to fit 3 child seats in the back and still have room for luggage on long trips....
I am buying a new BMW X1, considering the xDrive xLine spec. I have a 21 mile journey to work each way that is 90% dual carriageway and motorway. Every 6 weeks I will probably be doing a 430 mile round...
3 weeks after the emissions fix to my 2009 SEAT Exeo 170 estate, the glow plug warning light flashed continuously and limp mode activated. I visited the the SEAT main dealer twice which resulted in the...
My 2004 diesel Vauxhall Corsa doesn't start on the first key turn and barely on the second is there something wrong with the car or is it the cold?
I have just had my 2013 Volkswagen Touran recall part changed, it was an NOx engine control unit (23R7), and only 5 days later (I don't drive it much) two orange lights came on. Volkswagen say it needs...
We have had a 2004 Mercedes-Benz C220 CDi automatic diesel in Spain for the last 10 years. All was fine until a week after its annual MOT last May, when the Engine Management Light came on and remained...
Do you know where the coolant temperature sensor is on a 2009 Ford Kuga 2.0d? The radiator cooling fan is not coming on.
I'm looking to buy a BMW X5. What's the difference between an automatic gearbox and a sport automatic transmission? Also, if money wasn't a factor, would you go for the expensive electric plug in/petrol...
I currently drive a 2011 Renault Megane but, due to a promotion, now drive into central London daily. The running costs of the Megane and the low mpg make it unrealistic to keep, only 70 mile round trip...
 

Value my car