ISO 15031-4:2005 specifies:
- a means of establishing communications between an OBD-equipped vehicle and external test equipment,
- a set of diagnostic services to be provided by the external test equipment in order to exercise the services defined in ISO 15031-5,
- conformance criteria for the external test equipment.
Status: WithdrawnPublication date: 2005-06
Edition: 1Number of pages: 34
Technical Committee: ISO/TC 22 Road vehicles