ISO INTERNATIONAL STANDARD 27145-2 First edition 2012-08-15 Road vehicles lImplementation of World-Wide Harmonized On-Board Diagnostics (wwH-OBD) communication reguirements Part 2: Common data dictionary Vehicules routiers - Mise en application des exigences de communication pour le diagnostic embarqué harmonisé a I'échelle mondiale (WWH-OBD) - Partie 2: Dictionnaire de données communes Reference number ISO 27145-2:2012(E) @ ISO 2012 by IHS under I without license from IHS Not for Resale ISO 27145-2:2012(E) COPYRIGHTPROTECTEDDOCUMENT @ISO2012 IsO's memberbody in the country of the requester. ISO copyright office Case postale 56 : CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland @IsO 2012-All rights reserved etworking permitted without license from IHS Not for Resale ISO 27145-2:2012(E) Contents Page Foreword .iv 0 Introduction 1 Scope 2 Normative references 3 Terms, definitions and abbreviated terms 3.1 Terms and definitions. 3.2 Abbreviated terms. 4 Conventions 5 Document overview. 5 6 Common data dictionary requirements 6.1 Datarangelayout. 6.2 Diagnostic trouble code (DTC) range layout.. Data identifier and routine identifier data record requirements .8 7.1 Dataidentifierand routineidentifierdefinitions. 7.2 DID and RID data record definition. .8 8 Diagnostic trouble code definition 14 8.1 Overview... 8.2 SAE J2012-DAand SAE J1939-73 DTCs ..15 9 Presentation layer requirements ..18 ...19 ..22 Annex C (informative) GTR WWH-OBD emissions system parameters Annex D (normative) GTR WWH-OBD DTCExtendedDataRecord content . ..30 Annex E (informative) Definition guidelines for new DID (PID, MID, ITID) assignments ...31 Bibliography .34 Copyright International OrganizationfStandardizallon'ghts reserved ili nse from IHS Not for Re