On-Board Diagnostics II Bus



On-Board Diagnostics [OBD] is a vehicle bus used to monitor engine functions. OBD II is the second generation of that interface. The graphic below details a Right Angle OBDII male connector to female DB9 pin Cable assembly

OBD Cable having an OBD end and a DB-9 end termination
Right Angle OBDII connector to female DB9 Connector




The OBDII connector is the automotive end of the cable, the DB15 could connect to any interface with a mate [one with male pins].

This is one of a number of pages showing OBDII cable assemblies
OBDII to DB15 pin Cable assembly
Female OBDII to VW 2x2 pin Cable assembly [Volkswagen]
Male OBDII to DB9-pin Cable right angle
Male OBDII to Male DB9-pin Cable assembly
Male OBDII to Male DB15-pin Cable assembly
Male OBDII to Female OBDII Cable assembly
BMW to Female OBDII Cable assembly [Bavarian Motor Works]

Main OBDII page; OBDII description, Signal Assignments; OBDII pinout

Vehicle Buses; Automotive Bus descriptions




OBDII terms;
OBDII Vehicle Assembly
Auto Diagnostic cable

Related pages:
Dsub Connector Manufacturers
Dsub Mechanical Dimensions
Dsub Insert Arrangements

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