Diagnostic Link Connectors Terminal Definition And Communication Protocols; Standard Obdii Diagnostic Link Connector - Xtool EZ400PRO Manual

EZ400PRO Diagnosis System
Location diagram of pick-up truck diagnostic link connectors:
Location diagram of utility vehicles diagnostic link connectors:
Link diagram of small car diagnostic link connectors:
NOTE: Each vehicle manufacturer may use additional pins to diagnose a variety of systems.
Not every manufacturer uses the same standard. The function on a certain pin will vary from
manufacturer to manufacturer. Verify with the manufacturer.

3. Diagnostic Link Connectors Terminal Definition and Communication Protocols

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3.1. Standard OBDII Diagnostic Link Connector

Pin Definition (Reference material)
24