Document ID: chunk:federal_register_of_legislation:F2023L00129:front:0:p29
Version: federal_register_of_legislation:F2023L00129
Segment Type: other
Provision Reference: 
Character Range: 79713–82739

With the exception of the case mentioned in paragraph 4.8.2., the type approval of a parent engine shall be extended to all family members, without further testing, for any fuel composition within the range for which the parent engine has been approved (in the case of engines described in paragraph 4.7.2.) or the same range of fuels (in the case of engines described in either paragraph 4.6. or 4.7.) for which the parent engine has been type-approved.

              4.9.2. If the technical service determines that, with regard to the selected parent engine the submitted application does not fully represent the engine family defined in Part 1 of Annex 1, an alternative and if necessary an additional reference test engine may be selected by the technical service and tested.

4.10. Requirements for approval regarding the on-board diagnostic systems
              4.10.1. Manufacturers shall ensure that all engine systems and vehicles are equipped with an OBD system.

              4.10.2. The OBD system shall be designed, constructed and installed on a vehicle in accordance with Annex 9A, so as to enable it to identify, record, and communicate the types of deterioration or malfunction specified in that Annex over the entire life of the vehicle.

              4.10.3. The manufacturer shall ensure that the OBD system complies with the requirements set out in Annex 9A, including the OBD in-use performance requirements, under all normal and reasonably foreseeable driving conditions, including the conditions of normal use specified in Annex 9B.

              4.10.4. When tested with a qualified deteriorated component, the OBD system malfunction indicator shall be activated in accordance with Annex 9B. The OBD system malfunction indicator may also be activated at levels of emissions below the OBD thresholds limits specified in Annex 9A.

              4.10.5. The manufacturer shall ensure that the provisions for in-use performance of an OBD engine family laid down in Annex 9A are followed.

              4.10.6. The OBD in-use performance related data shall be stored and made available without any encryption through the standard OBD communication protocol by the OBD system in accordance with the provisions of Annex 9A.

              4.10.7. If the manufacturer chooses, until the date specified in paragraph 13.2.3. for new type approvals, OBD systems may comply with alternative provisions as specified in Annex 9A and referring to this paragraph.

4.10.8. If the manufacturer chooses, until the date specified in paragraph 13.2.3. for new type approvals, he may use alternative provisions for the monitoring of the Diesel Particulate Filter (DPF) as set out in paragraph 2.3.2.2. of Annex 9A.
4.11. Requirements for approval regarding replacement pollution control devices
4.11.1. The manufacturer shall ensure that replacement pollution control devices intended to be fitted to type-approved engine systems or vehicles covered by this Regulation are type-approved, as separate technical units