1.5. Replicate tests

Directive 2005/55/EC of the European Parliament and of the Council of 28 September 2005 on the approximation of the laws of the Member States relating to the measures to be taken against the emission of gaseous and particulate pollutants from compression-ignition engines for use in vehicles, and the emission of gaseous pollutants from positive-ignition engines fuelled with natural gas or liquefied petroleum gas for use in vehicles (Text with EEA relevance) · European Union

An engine need not be mapped before each and every test cycle. An engine shall be remapped prior to a test cycle if: an unreasonable amount of time has transpired since the last map, as determined by engineering judgement, or physical changes or recalibrations have been made to the engine which may potentially affect engine performance.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-01 · Text as adopted (Official Journal); later amendments are not incorporated in this text.