User's Manual

PS70PRO Diagnosis System
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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
3.1. Standard OBDII Diagnostic Link Connector: