{
  "url": "https://openlegislation.uk/eu-regulation-2011-582/annex-II/appendix-4",
  "json_url": "https://openlegislation.uk/eu-regulation-2011-582/annex-II/appendix-4.json",
  "legislation": "eur/2011/582",
  "legislation_title": "Commission Regulation (EU) No 582/2011 of 25 May 2011 implementing and amending Regulation (EC) No 595/2009 of the European Parliament and of the Council with respect to emissions from heavy duty vehicles (Euro VI) and amending Annexes I and III to Directive 2007/46/EC of the European Parliament and of the Council (Text with EEA relevance)",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2011-582",
  "path": "annex/II/appendix/4",
  "kind": "appendix",
  "number": "4",
  "heading": null,
  "text": "Method to check the conformity of the ECU torque signal\n1.\nINTRODUCTION\nThis Appendix describes in a non-detailed manner the method used to check the conformity of the ECU torque signal during ISC-PEMS testing.\nThe detailed applicable procedure is left to the engine manufacturer, subject to approval of the approval authority.\n2.\nTHE ‘MAXIMUM TORQUE’ METHOD\n2.1.\nThe ‘maximum torque’ method consists of demonstrating that a point on the reference maximum torque curve as a function of the engine speed has been reached during vehicle testing.\n2.1.1.\nIf a market fuel declared in point 3.2.2.2.1 of Part 1 in Appendix 4 to Annex I is used for the test, the ECU torque signal shall be divided by the correction factor prior to the verification with the reference maximum torque curve performed with that market fuel.\n2.2.\nIf a point on the reference maximum torque curve as a function of the engine speed has not been reached during the ISC PEMS emissions testing, the manufacturer is entitled to modify the load of the vehicle and/or the testing route as necessary in order to perform that demonstration after the ISC PEMS emissions test has been completed.",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [
    {
      "type": "F",
      "label": "F1",
      "text": "Inserted by Commission Regulation (EU) 2018/932 of 29 June 2018 amending Regulation (EU) No 582/2011 as regards the provisions on testing by means of portable emission measurement systems (PEMS) and the requirements for universal fuel range type-approval (Text with EEA relevance)."
    },
    {
      "type": "F",
      "label": "F2",
      "text": "Substituted by Commission Regulation (EU) No 64/2012 of 23 January 2012 amending Regulation (EU) No 582/2011 implementing and amending Regulation (EC) No 595/2009 of the European Parliament and of the Council with respect to emissions from heavy duty vehicles (Euro VI) (Text with EEA relevance)."
    }
  ],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2011/582/annex/II/appendix/4",
    "retrieved_at": "2026-11-01T14:50:03.864087+00:00"
  },
  "licence": "Open Government Licence v3.0",
  "licence_url": "https://www.nationalarchives.gov.uk/doc/open-government-licence/version/3/",
  "attribution": "Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives."
}