Document ID: chunk:federal_register_of_legislation:F2023C00919:body:0:p49
Version: federal_register_of_legislation:F2023C00919
Segment Type: other
Provision Reference: 
Character Range: 149584–152738

connections
It shall be possible to switch the front fog lamps ON and OFF independently of the main-beam headlamps, the dipped-beam headlamps or any combination of main- and dipped-beam headlamps, unless:
             (a) The front fog lamps are used as part of another lighting function in an AFS; however, the switching ON of the front fog lamps function shall have the priority over the function for which the front fog lamps are used as a part, or
             (b) The front fog lamps cannot be simultaneously lit with any other lamps with which they are reciprocally incorporated as indicated by the relevant symbol ("/") according to paragraph 10.1. of Annex 1 of Regulation No. 19.
6.3.8.                              Tell-tale
Circuit-closed tell-tale mandatory. An independent non-flashing warning light.
6.3.9.                              Other requirements
In the case where there is a positive indication in the communication form in item 10.9. of Annex 1 of Regulation No. 19 the alignment and the luminous intensities of the class "F3" front fog beam may be automatically adapted in relation to the prevailing ambient conditions. Any variations of the luminous intensities or alignment shall be performed automatically and in such a way that no discomfort, neither for the driver nor to other road users, is caused.
6.4.                                    Reversing lamp (Regulation No. 23)
6.4.1.                              Presence
Mandatory on motor vehicles and on trailers of categories O2, O3 and O4. Optional on trailers of category O1.
6.4.2.                              Number
6.4.2.1.                        One device mandatory and a second device optional on motor vehicles of category M1 and on all other vehicles with a length not exceeding 6,000 mm.
6.4.2.2.                        Two devices mandatory and two devices optional on all vehicles with a length exceeding 6,000 mm, except vehicles of category M1.
6.4.3.                              Arrangement
No special requirement.
6.4.4.                              Position
6.4.4.1.                        In width: no special requirement.
6.4.4.2.                        In height: not less than 250 mm and not more than 1,200 mm above the
              ground.
6.4.4.3.                        In length:  at the rear of the vehicle
However, if installed, the two optional devices mentioned in paragraph 6.4.2.2. may be fitted on the side of the vehicle, provided that the requirements of paragraphs 6.4.5.2. and 6.4.6.2. below are fulfilled.
6.4.5.                              Geometric visibility
6.4.5.1.                        Devices installed at the rear of the vehicle:
Defined by angles α and β, as specified in paragraph 2.13.:
α = 15° upwards and 5° downwards,
β = 45° to right and to left if there is only one device,
45° outwards and 30° inwards if there are two.
6.4.5.2.                        Two optional devices mentioned in paragraph 6.4.2.2. if fitted on the side of the vehicle:
The geometric visibility is considered to be ensured if the reference axis of the respective device is directed outwards with an angle β not exceeding 15° relative to