Auszug aus der EU-Richtlinie 70/220/EEC:

8. ON-BOARD DIAGNOSTIC (OBD) SYSTEM FOR MOTOR VEHICLES

8.1. Vehicles with positive-ignition engines

8.1.1. Petrol fuelled engines

With effect from 1 January 2000 for new types and from 1 January 2001 for all types, vehicles of category M1

• except vehicles the maximum mass of which exceeds 2 500 kg
• and vehicles of category N1 class I

must be fitted with an OBD system for emission control in accordance with Annex XI.

With effect from 1 January 2001 for new types and from 1 January 2002 for all types, vehicles of category N1 classes II and III and vehicles of category M1, the maximum mass of which exceeds 2 500 kg, must be fitted with an OBD system for emission control in accordance with Annex XI.

8.1.2. LPG and natural gas fuelled vehicles

With effect from 1 January 2003 for new types and from 1 January 2004 for all types, vehicles of category M1

• except vehicles the maximum mass of which exceeds 2 500 kg
• and vehicles of category N1 class I

running permanently or part-time on either LPG or natural gas fuel, must be fitted with an OBD system for emission control in accordance with Annex XI.

With effect from 1 January 2006 for new types and from 1 January 2007 for all types, vehicles of category N1 classes II and III and vehicles of category M1, the maximum mass of which exceeds 2 500 kg, running permanently or part-time on either LPG or natural gas fuel, must be fitted with an OBD system for emission control in accordance with Annex XI.

8.2. Vehicles with compression-ignition engines

Vehicles of category M1

• except vehicles designed to carry more than six occupants including the driver
• and vehicles whose maximum mass exceeds 2 500 kg

from 1 January 2003 for new types and from 1 January 2004 for all types, must be fitted with an on-board diagnostic (OBD) system for emission control in accordance with Annex XI.

Where new types of compression-ignition engined vehicles entering into service prior to this date are fitted with an OBD system, the provisions of sections 6.5.3 to 6.5.3.6 of Annex XI, Appendix 1, are applicable.

8.3. Vehicles with compression-ignition engines exempt from Section 8.2

From 1 January 2005 for new types and from 1 January 2006 for all types, vehicles of category M1 exempted by Section 8.2, except vehicles of category M1 equipped with compression-ignition engines and the maximum mass of which exceeds 2 500 kg, and vehicles in category N1 class 1 equipped with compression-ignition engines, must be fitted with on-board diagnostic (OBD) systems for emission control in accordance with Annex XI.

From 1 January 2006 for new types and 1 January 2007 for all types, vehicles in category N1, classes II and III equipped with compression-ignition engines and vehicles of category M1 equipped with compression-ignition engines and the maximum mass of which exceeds 2 500 kg, must be fitted with on-board diagnostic (OBD) systems for emission control in accordance with Annex XI.

Where compression-ignition engined vehicles entering into service prior to the dates given in this section are fitted with OBD systems, the provisions of Sections 6.5.3 to 6.5.3.6 of Annex XI, Appendix 1, are applicable.

8.4. Vehicles of other categories

Vehicles of other categories or vehicles of category M1 and N1 not covered by 8.1, 8.2 or 8.3, may be fitted with an OBD system. In this case, Sections 6.5.3 to 6.5.3.6 of Annex XI, Appendix 1 are applicable.