Guide to acceptable fitment location of digital tachograph vehicle units (VUs) in M1 and N1 vehicles

A guide about the fitting of digital tachograph VUs in passenger and light goods vehicles (LGVs).



This guide provides instructions on how you should fit VUs in passenger vehicles and LGVs (vehicle categories M1 and N1).

You should install VUs according to fitting instructions provided by the manufacturer.

If you’ve not been given instructions please follow the ones in this guide.