OBD相关技术标准

OBD的相关技术标准主要是由国际标准化组织(ISO)和国际汽车工程师协会(SAE)制定的。这些标准已经被普遍接受，并且仍在不断发展和更新之中。

ISO/9141

ISO 9141:1989 Road vehicles — Diagnostic digital information

ISO 9141–2:1994 Road vehicles — Diagnostic systems — Part 2: CARB requirements for interchange of digital information

ISO 9141–3:1998 Road vehicles — Diagnostic systems — Part 3: Verification of the communication between vehicle and OBD II scan tool

ISO/14230 Road Vehicles - Diagnostic systems -Keyword Protocol (KWP2000)

14230–1:1999Part 1: Physical Layer

14230–2:1999Part 2: Data link layer

14230–3:1999Part 3: Implementation

14230–4:2000Part 4: Requirements for emission-related systems

ISO/11898 Road vehicles — Controller area network (CAN)

11898–1:2003Part 1: Data link layer and physical signalling

11892–2:2003Part 2: High-speed medium access unit

11898–3:2006Part 3: Low-speed, fault-tolerant, medium-dependent interface

11898–4:2004Part 4: Time-triggered communication

ISO 11898–5 Part 5: High-speed medium access unit with low-power mode

ISO/15765 Road vehicles — Diagnostics on Controller Area Networks (CAN)

15765–1:2004Part 1: General information

15765–2:2004Part 2: Network layer services

15765–3:2004Part 3: Implementation of unified diagnostic services (UDS on CAN)

15765–4:2005Part 4: Requirements for emissions-related systems

ISO/15031 Communication between vehicle and external equipment for emissions-related diagnostics

15031–1:2001Part 1: General information

15031–2:2004Part 2: Terms, definitions, abbreviations and acronyms

15031–3:2004Part 3: Diagnostic connector and related electrical circuits, specification and use

15031–4:2005Part 4: External test equipment

15031–5:2006Part 5: Emissions-related diagnostic services

15031–6:2005Part 6: Diagnostic trouble code definitions

15031–7Part 7: Data link security

Other OBD related ISO standards

ISO 2575:2000 (Six Eidtion) Road vehicles: Symbols for Controls, Idicators and tell-tales 简介

SAE/J1850

Class B Communications Network Interface (this standard defines the actual J1850 signaling and timings)

SAE/J1930

Electrical/Electronic Systems Diagnostic Terms, Definitions, Abbreviations, and Acronyms—Equivalent to ISO/TR 15031-2:April 30, 2002

SAE/J1962

Diagnostic Connector Equivalent to ISO/DIS 15031-3:December 14, 2001

SAE/J1939

Recommended Practice for a Serial Control and Communications Vehicle

SAE/J1978 OBD II Scan Tool — Equivalent to ISO/DIS 15031-4:December 14, 2001

SAE/1979

E/E Diagnostic Test Modes — Equivalent to ISO/DIS 15031-5:April 30, 2002

SAE/J2012

Diagnostic Trouble Code Definitions Equivalent to ISO/DIS 15031-6:April 30, 2002