{
  "url": "https://openlegislation.uk/eu-regulation-2020-683/annex-I/division-2/division-3/division-3.2.12.2.7.6.4.2",
  "json_url": "https://openlegislation.uk/eu-regulation-2020-683/annex-I/division-2/division-3/division-3.2.12.2.7.6.4.2.json",
  "legislation": "eur/2020/683",
  "legislation_title": "Commission Implementing Regulation (EU) 2020/683 of 15 April 2020 implementing Regulation (EU) 2018/858 of the European Parliament and of the Council with regards to the administrative requirements for the approval and market surveillance of motor vehicles and their trailers, and of systems, components and separate technical units intended for such vehicles",
  "legislation_url": "https://openlegislation.uk/eu-regulation-2020-683",
  "path": "annex/I/division/2/division/3/division/3.2.12.2.7.6.4.2",
  "kind": "division",
  "number": "3.2.12.2.7.6.4.2",
  "heading": "Heavy-duty vehicles",
  "text": "Component\nFault code\nMonitoring strategy\nFault detection criteria\nMI activation criteria\nSecondary parameters\npreconditioning\nDemonstration test\nSCR Catalyst\nPxxx\nNOx sensor 1 and sensor 2 signals\nDifference between sensor 1 and sensor 2 signals-\n3rd cycle\nEngine speed, engine load, catalyst temperature, reagent activity\nThree OBD test cycles (3 short ESC cycles)\nOBD test cycle (short ESC cycle)",
  "extent": "E+W+S+N.I.",
  "status": null,
  "version": "current",
  "annotations": [],
  "outstanding_effects": [],
  "provenance": {
    "source": "legislation.gov.uk",
    "source_url": "https://www.legislation.gov.uk/eur/2020/683/annex/I/division/2/division/3/division/3.2.12.2.7.6.4.2",
    "retrieved_at": "2026-11-01T14:42:39.567802+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."
}