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 picture details a male OBDII to male DB9 pin Cable assembly

9-pin Dsub OBDII interface
Male OBDII to Male DB9 Cable Assembly

This graphic shows a straight DB9 connector as attached to the OBD cable. Other style OBD cables use a right angle DB9, as found in the links below.

This is one of several pages showing OBDII cable assemblies.
OBDII to DB15 pin Cable
Female OBDII to 2x2 pin Cable [Volkswagen]
Right Angle Male OBDII to DB-9pin Cable
Male OBDII to DB9-pin Cable right angle
Male OBDII to Male DB15-pin Cable
Male OBDII to Female OBDII Cable
BMW to Female OBDII Cable [Bavarian Motor Works]

The different cable types are offered here without regard to there application. The OBD cables are only provided to show different styles of OBD cables and the different interfaces they might use.


Related Pages:
Automotive Bus descriptions
Dsub Connector Manufacturers
Dsub Mechanical Dimensions
Dsub Insert Arrangements
... 9-pin Dsub Pin Arrangements

OBD Related Pages
Main OBD page; OBDII description
Signal Assignments; OBDII pin-out

PC motherboard

Distributor rolodex Electronic Components Electronic Equipment EDA CDROM Software Engineering Standards, BOB card Cabled Computer Bus Electronic Engineering Design Table Conversion DB9-to-DB25.
DistributorsComponents Equipment Software Standards Buses Design Reference

Modified 1/7/12
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