EPPR-05-09
Working draft of the L-category vehicle OBD global technical regulation, including stages I and II
Downloads
UNECE server
Related documents
Consolidated working draft of the proposed motorcycle on-board diagnostics GTR including the phase 2 OBD amendments.
Global Technical Regulation
On-Board Diagnostics: A system on board a vehicle that detects, records, and communicates malfunctions, historically emissions-related but can be related to other systems.