ISO INTERNATIONAL STANDARD 14229-1 Third edition 2020-02 AMENDMENT 1 2022-10 Road vehicles Unified diagnostic services (UDS) - Part 1: Application layer AMENDMENT 1 Vehicules routiers - Services de diagnostic unifiés (SDU) - Partie 1: Couche application AMENDEMENT1 Reference number IS0 14229-1:2020/Amd.1:2022(E) ISO @ISO2022 IS0 14229-1:2020/Amd.1:2022(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso'smemberbodyinthe country oftherequester. ISO copyright office CP 401 · Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone:+4122 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0 2022 - All rights reserved