My high mileage diesel Hyundai i20 CRDi has developed a sluggish starting problem, is it time to get rid of it?

My 2011 Hyundai i20 CRDi 90PS diesel has developed sluggish starting and oil splashed 3/4 way up the dipstick (checked after overnight standing). Coolant level remains normal. The engine has often cut...

Are engine cleaning products any good for high mileage diesels?

I have a B8 Audi A4 Avant diesel which has done 80,000 miles. My garage is recommending an engine treatment called Terraclean and I'm aware that there can be big bills on a high mileage diesel. Are these...

Is there anything, other than long runs, that can clean a DPF?

What year were DPFs introduced by Ford and Vauxhall. Also is there anything out there that can really clean them, apart from long drives?

Should I drop a gear to increase the revs on my Volvo S80 to clean the DPF on long journeys?

I have a Volvo S80 D5 and regularly do long journeys but not at more than 3000 revs. Should I drop a gear to keep revs up to clean the DPF?

Why don't I see any mention of DPF issues in pick-up trucks?

There must be a lot of pickups used for short journeys, yet I haven't seen anyone mention DPF issues. Why is this?

Does our Mercedes-Benz C220 diesel need a new DPF?

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...

How can I fix my Insignia's DPF problems?

I have recently bought a 2009 Vauxhall Insignia 2.0 diesel. However, it gave me DPF errors today and started using lots of fuel. I have asked my local garage to remove the DPF, but been told that it can't...

Vauxhall Zafira DPF issues

I recently had a problem with the DPF on my 2007 1.9 CDTI Vauxhall Zafira, which resulted in dealership recommending a full replacement DPF part. I sourced a new aftermarket replacement part which Vauxhall...

Blocked DPF

Despite driving in a 'DPF friendly' way my 2010 RAV4 SR150 auto has a blocked DPF at 67000 miles which won't regenerate. Toyota won't cover this want £1800 approx to replace. Is it worth trying Terraclean...