ISO 14230-3:1999
ISO 14230-3:1999

Abstract  Preview

This part of ISO 14230 specifies the requirements for the Keyword Protocol 2000 data link on which one or several on-vehicle Electronic Control Units are connected to an off-board tester in order to perform diagnostic functions.
This part of ISO 14230 specifies the requirements of the implementation of the Diagnostic Services specified in ISO 14229, including

-  byte-encoding and hexadecimal values for the service identifiers;
-  byte-encoding for the parameters of the diagnostic service requests and responses;
-  hexadecimal values for the standard parameters.

The vehicle environment to which this part of ISO 14230 applies may consist of a single tester that may be temporarily connected to the on-vehicle diagnostic data link and several on-vehicle Electronic Control Units connected directly or indirectly.

General information 

  •  :  Published
     : 1999-03
  •  : 1
     : 81
  •  : ISO/TC 22/SC 31 Data communication
  •  :
    43.180 Diagnostic, maintenance and test equipment

Buy this standard

Format Language
std 1 198 PDF
std 2 198 Paper
  • CHF198

Life cycle

Got a question?

Check out our FAQs

Customer care
+41 22 749 08 88

Opening hours:
Monday to Friday - 09:00-12:00, 14:00-17:00 (UTC+1)

Keep up to date with ISO

Sign up to our newsletter for the latest news, views and product information.