Fiat OBD II diagnostic interface pinout PDF Print E-mail
Pin
Number		 Pin
Name		 Fiat car function
1 ABS, Brakes, K-Line
2 J1850 DW-FT-CAN
3 Airbag
4 GND Chassis ground
5 SGND Signal Ground
6 HS-CAN ISO 15765 HS-CAN(+)
7 K-Line ISO 9141 K-Line (engine)
8 n/c
9 Body ECU , EPS
10 PWM DW-FT-CAN (-)
11 Anti-Theft system
12 engine compartment
13 Luggage compartment
14 HS-CAN(-) ISO 15765 HS-CAN (-)
15 L-Line n/c
16 Battery+ Battery +, unswitched

 

Here are some schemes of OBD-II diagnostic cables
 
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