On the 12th and 14th of April was organized technical seminar with title "Start & stop, energy management and batteries" at ELTRAK 's premises in Kalohori Thessaloniki. The participants were students from the private institute of professional education XINI from the automotive engineering course. The participants were more than 40, and the training session lasted approximately 3,5 hours. The training included presentation of the smart charging circuit of the car via diagnostic tool, which took place in ELTRAK's repair shop, and a general presentation of the diesel common rail system, while observing in real time the actual values of engine in operation. Finally, the students had a tour in the ELTRAK workshop, where it was explained to them the way of operation and the range of repairs carried out.