Ask Honest John

Most recently answered dpf questions
I ordered a new Nissan Qashqai 1.6DCI 4WD, which has a delivery date coming soon. Having seen recent bad publicity regarding DPFs, have I ordered the wrong car as the majority of my mileage is local commuting...
I've seen adverts for companies that can disconnect the diesel particulate filter from the car's ECU. Is this legal and does it make the car better? I think you said only in the last couple of years DPF...
I was interested in your warning about impending failures of diesel particulate filters and dual mass flywheels on diesel engined cars. My Freelander 2 is now two and a half years old. Do I part-exchange...
As grandparents who are also part-time child carers, we need to change our car to accommodate a new addition to the family. I am looking for a petrol-powered car that will seat six and is reliable and...
Over the recent past I have read what to me seem conflicting views on diesel-engined cars and the problems that different types of driving and mileage can create. I have a two year old Mondeo Titanium...
Can you tell me if I am less likely to have particulate filter problems this winter if I always use Shell V-Power diesel in my new Volvo V70 2 litre D3?
I presently drive a 2006 Octavia 2.0 TDI automatic estate. Generally I am very pleased with its performance and its load capacity ideally suits my requirements. I have recently returned from an extended...
I have a 2008 Jaguar XF 2.7 diesel Premium Luxury that I bought as a Jaguar approved used car from a main dealer three months ago. It came with a full warranty and has done 58,000 miles. I regularly (once...
I am deciding on a Company Car and have narrowed the choices down to a Toyota Prius and a Golf Bluemotion. The Golf costs slightly more in relation to BIK, but both fit my budget. I feel that the Golf's...
The solution to the particulate filters dislike of cold engines is to fit a diesel-fueled water heater. Webasto and Eberspecher.