Appendix: About Obdii; Does My Car Have Obdii; Pin Definitions - LAUNCH TECH OBD BOOK 6830 Manual

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Appendix: About OBDII

Does My Car Have OBDII?

All cars and light trucks built and sold in the United States after January 1, 1996 are
required to be OBD II equipped. In general, this means all cars and light trucks since
1996; even those made in late 1995 are compliant to OBD II.
If you car is OBD II compliant, then:
1) There will be an OBD II connector as shown below, and
2) There will be a note or a sticker or nameplate under the hood: "OBD II
compliant".

PIN Definitions

Pin 2 - J1850 Bus+
Pin 4 - Chassis Ground
Pin 5 - Signal Ground
Pin 6 - CAN High (J-2284)
Pin 7 - ISO 9141-2 K Line
Pin 10 - J1850 Bus
Pin 14 - CAN Low (J-2284)
Pin 15 - ISO 9141-2 L Line
Pin 16 - Battery Power
OBD BOOK OBDII Auto Scanner
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