Document ID: chunk:federal_register_of_legislation:F2023L00129:front:0:p5
Version: federal_register_of_legislation:F2023L00129
Segment Type: other
Provision Reference: 
Character Range: 13870–16902

the emission of gaseous and particulate pollutants from compression-ignition engines and positive ignition engines for use in vehicles, incorporating all amendments up to and including Supplement 4 to the 06 series of amendments or later.

         7.1.1              Engines must satisfy the relevant useful life provisions, not to exceed test requirements, and rules regarding use of auxiliary emission control devices or systems applicable to engines meeting the requirements of Clause 7.1.

         7.1.2 The on board diagnostic system must comply with:

            (a) if the vehicle is fitted with a compression ignition or dual-fuel engine:

              (i)     the PM Mass OTL monitoring requirements as set out in the row "general requirements" of Table 1 of Annex 9A of this regulation; and

              (ii)  the NOx OTL monitoring requirements as set out in the row "general requirements" of Table 2 of Annex 9A of this regulation.

            (b) if the vehicle is fitted with a positive ignition engine: the NOx and CO OTL monitoring requirements as set out in the row "general requirements" of Table 2 of Annex 9A of this regulation.

            (c) if the vehicle is fitted with an engine that uses a consumable reagent to reduce emissions: the reagent quality and consumption "general" requirements as set out in paragraphs 7.1.1. and 8.4.1 of this regulation.

         7.1.3              Engines fitted with a heated reagent tank and dosing system may comply with the requirements applicable to non-heated reagent tanks and dosing systems in Clause 2.4.3 of Annex 11 of this regulation in lieu of the requirements applicable to heated reagent tanks and dosing systems in Clause 2.4.2 of Annex 11 of this regulation.

         7.1.4.              Except where referenced in Annex 10, compliance with Annex 8 of this regulation is not required for the purposes of this vehicle standard.

         7.1.5              For the purposes of the PEMS test required by Annex 10 of this regulation:

            (a) compliance may be demonstrated by testing a representative vehicle configuration for that vehicle type or engine family with a gross combination mass up to 70 tonnes;

            (b) vehicles/engine families shall comply with the maximum allowed conformity factor applicable to the stage they are demonstrating compliance to, as specified in Table 1 of Annex 3 of this regulation.

         UN Regulation No. 83

         7.2              Subject to Clause 7.2.1, the technical requirements of United Nations Regulation No. 83 – Uniform provisions concerning the approval of vehicles with regard to the emission of pollutants according to engine fuel requirements, incorporating all amendments up to and including the 07 series of amendments or later.

         7.2.1              Vehicles may comply with either the Preliminary OBD threshold limits in Table A11/2 of paragraph 3.3.2.2. of Annex 11 to this Regulation or the Final OBD threshold limits in Table A11/1 of paragraph 3.3.2.1. of Annex