SUITABLE FOR BMW
OBD 20 Pin to
DB9 Serial port
Diagnostic Cable Adaptor
* item work with diagnostic scanner / interface only , not work with laptop alone .
One side is
OBD 20pin male plug and one side is the DB9 female plug.
20 PIN(Male) DB9PIN(Female)
Signal Ground 19------------------------------------1+2
ISO 9141-2 K Line 17+20-----------------------------8
ISO 9141-2 L Line 15----------------------------------4
Battery Power 14---------------------------------------9