OBD2 pin designation
OBDII terminal designation
If you are not sure about OBDII auto support, look for pins corresponding to the can bus.
OBD-2 pin designations:
|
Contact number |
Description |
|
1 |
OEM |
|
2 |
J1850 Bus + (Bus + Line, SAE) |
|
3 |
OEM |
|
4 |
grounding |
|
5 |
Signal ground |
|
6 |
Upper CAN contact (J-2284) |
|
7 |
K-Line ISO 9141-2 |
|
8 |
OEM |
|
9 |
OEM |
|
10 |
Bus-Line, SAE J1850 |
|
11 |
OEM |
|
12 |
OEM |
|
13 |
OEM |
|
14 |
Bottom CAN pin (J-2284) |
|
15 |
L-Line ISO 9141-2 |
|
16 |
Battery voltage |