Document ID: chunk:federal_register_of_legislation:F2023C00136:reg:400:p8
Version: federal_register_of_legislation:F2023C00136
Segment Type: reg
Provision Reference: reg 400 (pt 8/14)
Character Range: 91865–94896

the driver that the daytime running lamp is on.
6.14. Emergency stop signal
6.14.1. Presence
Optional.
The emergency stop signal shall be given by the simultaneous operation of all the stop or direction indicator lamps fitted as described in paragraph 6.14.7.
6.14.2. Number
As specified in paragraph 6.3.1. or 6.4.1.
6.14.3. Arrangement
As specified in paragraph 6.3.2. or 6.4.2.
6.14.4. Position
As specified in paragraph 6.3.3. or 6.4.3.
6.14.5. Geometric visibility
As specified in paragraph 6.3.4. or 6.4.4.
6.14.6. Orientation
As specified in paragraph 6.3.5. or 6.4.5.
6.14.7. Electrical connections
         6.14.7.1. All the lamps of the emergency stop signal shall flash in phase at a frequency of 4.0 ± 1.0 Hz.
6.14.7.1.1.              However, if any of the lamps of the emergency stop signal to the rear of the vehicle use filament light sources the frequency shall be 4.0 +0.0/-1.0 Hz.
         6.14.7.2. The emergency stop signal shall operate independently of other lamps.
         6.14.7.3. The emergency stop signal shall be activated and deactivated automatically.
6.14.7.3.1.              The emergency stop signal shall be activated only when the vehicle speed is above 50 km/h and the braking system is providing the emergency braking logic signal defined in Regulation No. 78.
6.14.7.3.2.              The emergency stop signal shall be automatically deactivated if the emergency braking logic signal as defined in Regulation No. 78 is no longer provided or if the vehicle-hazard warning signal is activated.
6.14.8.  Tell-tale
Optional.
6.14.9.  Other requirements
None.

         7. MODIFICATIONS OF THE VEHICLE TYPE OR OF THE INSTALLATION OF ITS LIGHTING AND LIGHT-SIGNALLING DEVICES

7.1. Every modification of the vehicle type or of the installation of its lighting or light-signalling devices, or of the list referred to in paragraph 3.2.2. above, shall be notified to the Type Approval Authority which approved that vehicle type. The Type Approval Authority may then either;
7.1.1. Consider that the modification made are unlikely to have appreciable adverse effects and that in any case the vehicle still complies with the requirements; or
7.1.2. Require a further test report from the Technical Service responsible for conducting tests.
7.2. Confirmation or refusal of approval, specifying the alternatives, shall be communicated by the procedure specified in paragraph 4.3. above to the Parties to the Agreement which apply this Regulation.
7.3. The Type Approval Authority issuing the extension of approval shall assign a series number for such an extension and inform thereof the other Parties to the 1958 Agreement applying this Regulation by means of a communication form conforming to the model in Annex 1 to this Regulation.

         8. CONFORMITY OF PRODUCTION

The conformity of production procedures shall comply with those set out in the Agreement, Appendix 2 (E/ECE/324-E/ECE/TRANS/505/Rev.2), with the following requirements:
8.1. Motorcycles approved under this Regulation shall be so