Document ID: chunk:federal_register_of_legislation:F2024L00089:front:0:p9
Version: federal_register_of_legislation:F2024L00089
Segment Type: other
Provision Reference: 
Character Range: 25162–27039

more than one frequency is shifted, only one frequency shift needs to fulfil the requirements.
6.2.4. Stationary sound
 The vehicle may emit a sound when stationary.
6.2.5. Driver selectable sounds
The vehicle manufacturer may define alternative sounds which can be selected by the driver; each of these sounds shall be in compliance and approved with the provisions in paragraphs 6.2.1. to 6.2.3.
6.2.6 AVAS Sound Level Variation
If fitted, an AVAS may operate at different sound levels either automatically managed by the control unit or manually selected by the driver, each selected sound level shall be in compliance with the specifications outlined in paragraphs 6.2.1. to 6.2.3. and paragraphs 6.2.8. and 6.2.9.
6.2.7. Pause function
 Any pause function as defined in paragraph 2.7. shall be prohibited.
6.2.8. Specifications on maximum sound level for AVAS
When tested under the conditions of Annex 3 paragraph 3.3.2., a vehicle which is equipped with an AVAS, shall not emit an overall sound level of more than 75 dB(A), if driving in forward direction.[4]
6.2.9. Minimum sound levels
The sound level measured in accordance with the provisions of Annex 3 to this Regulation, mathematically rounded to the nearest integer value, shall have at least the followings values:

    Table 2
Minimum Sound Level Requirements in dB(A)
Frequency           Constant Speed Test paragraph 3.3.2.  Constant Speed Test
in Hz               (10 km/h)                             paragraph 3.3.2.     Reversing Test paragraph 3.3.3.
                                                          (20 km/h)
Column 1            Column 2                              Column 3             Column 4                          Column 5
Overall             50                                    56                   47
1/3rd Octave Bands  160                                   45                   50