Particulate Filter Check
Want to learn more ?
Particle number test for periodic technical
inspection (PTI-PN test) was introduced in
Belgium on 1 July 2022 and in the Netherlands, Germany and Switzerland on 1 January 2023 for vehicles fitted with
a diesel particulate filter (DPF)
Particles Matter (126 pages) explains all you
need to know about the PTI-PN test
and particulate filter technology in general.
Click here to find out more.