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SAE J 1978:2002

$25.35

OBD II Scan Tool — Equivalent to ISO/DIS 15031-4: December 14, 2001

Published By Publication Date Number of Pages
SAE 2002-04-30 16
Guaranteed Safe Checkout
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This SAE Recommended Practice supersedes SAE J1978 FEB1998, and is technically equivalent to ISO/DIS 15031-4:December 14, 2001.
This document is intended to satisfy the requirements of an OBD scan tool as required by U.S. On-Board Diagnostic (OBD) regulations.
The document specifies:
  1. a

    A means of establishing communications between an OBD-equipped vehicle and external test equipment,
  2. b

    A set of diagnostic services to be provided by the external test equipment in order to exercise the services defined in SAE J1979,
  3. c

    Conformance criteria for the external test equipment.
SAE J 1978:2002
$25.35