particulate filter for renault laguna 1.9 dci?

drive it on the motorway at 70 mph until it clears

sue
September 2010

The AA have a good article on DPFs...

http://www.theaa.com/motoring_advice/fuels-and-environment/diesel-particulate-filters.html

They all get clogged - they all need regeneration - much seems to depend on the style of driving - short journeys don't give them the chance to self-clean.

Peccavi
October 2009