# Commission Implementing Regulation (EU) 2019/621 of 17 April 2019 on the technical information necessary for roadworthiness testing of the items to be tested, on the use of the recommended test methods, and establishing detailed rules concerning the data format and the procedures for accessing the relevant technical information (Text with EEA relevance), Division I: For the purposes of this Annex, ‘instructions for the use of the electronic vehicle interface’ shall mean basic diagnostic information and fitment test information, in particular:

Extent: E+W+S+N.I.

I.1. Vehicle specific description of the location of and the access to the electronic vehicle interface.
I.2. Information on whether the specific system supports diagnostic interaction (Yes/No). If yes:
I.2.1. Vehicle-specific specification of bus types and protocols
I.2.2. Vehicle-specific specification of the communication parameters of the inspected system/function
I.3. Vehicle-specific information about the originally installed system.

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Source: https://www.legislation.gov.uk/eur/2019/621/annex/division/1/division/I (the official version)
Page: https://openlegislation.uk/eu-regulation-2019-621/annex/division-1/division-I
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.