Hardware connector pinouts cables schematic wiring

OBD-2 ISO 9141-2 (14230-4, KWP2000) simple RS-232 cable schematic pinout

connector or cable wiring scheme

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Simple OBD-2 iso9141-2 RS-232 cable schema

Components:
 

R1,2,6,7,9,10 - 560 ohm, 0.25W
R3,4,5,8 - 4K7 OHM, 0.125w
T1     - BC556 or 2N3906
T2,T3  - BC546 or 2N3904

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Pinoutsguide.com > Cars and bikes interfaces > Pinout of OBD-2 ISO 9141-2 (14230-4, KWP2000) simple RS-232 cable schematic and layout of 9 pin D-SUB female connector and 16 pin car OBD2 special connector
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Source(s) of this and additional information: hem.passagen.se/tomasf/obd2/
Contributor: Steve Gray
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Last updated 2009-08-29 17:06:20. Edit this page. Is this document correct or incorrect? What is your opinion?
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