| 4.2. |
Power-driven vehicles equipped with an anti-lock system and authorized to tow a trailer equipped with such a system shall be fitted with a separate optical warning signal for the anti-lock system of the trailer, meeting the requirements of paragraph 4.1. of this annex. The separate yellow warning signals specified in paragraph 5.2.1.29.2. of this Regulation shall be used for this purpose, activated via pin 5 of the electrical connector conforming to ISO 7638:2003.[4] |
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