# Commission Regulation (EU) 2017/1151 of 1 June 2017 supplementing Regulation (EC) No 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information, amending Directive 2007/46/EC of the European Parliament and of the Council, Commission Regulation (EC) No 692/2008 and Commission Regulation (EU) No 1230/2012 and repealing Commission Regulation (EC) No 692/2008 (Text with EEA relevance), Division 3.3.1.3

Extent: E+W+S+N.I.

Pollution control system parameters:
(a)Catalytic converters and particulate filters:
number of catalytic converters, filters and elements,
size of catalytic converters and filters (volume of monolith ± 10 %),
type of catalytic activity (oxidizing, three-way, lean NOx trap, SCR, lean NOx catalyst or other),
precious metal load (identical or higher),
precious metal type and ratio (± 15 %),
substrate (structure and material),
cell density,
temperature variation of no more than 50 K at the inlet of the catalytic converter or filter. This temperature variation shall be checked under stabilized conditions at a vehicle speed of 120 km/h and the load setting of the type 1 test.
(b)Air injection:
with or without
type (pulsair, air pumps, other(s))
(c)EGR:
with or without
type (cooled or non-cooled, active or passive control, high pressure or low pressure).

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Source: https://www.legislation.gov.uk/eur/2017/1151/annex/I/division/3/division/3.3/division/3.3.1/division/3.3.1.3 (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-1151/annex-I/division-3/division-3.3/division-3.3.1/division-3.3.1.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.