Regulation (EU) No 540/2014 of the European Parliament and of the Council of 16 April 2014 on the sound level of motor vehicles and of replacement silencing systems, and amending Directive 2007/46/EC and repealing Directive 70/157/EEC Text with EEA relevance
Corrected by
"Appendix 5Measuring points — back pressureExamples of possible measuring points for loss-of-pressure tests. The exact measuring point shall be specified in the test report. It shall be in an area where gas flow is regular.1.Figure 1Single pipe2.Figure 2Partly twin pipe 11 If not possible, refer to figure 3.3.Figure 3Twin pipe2 Two measuring points, one reading."