1 |
Manufacturer discretion - GM: J2411 GMLAN/SWC/Single-Wire CAN VW/Audi: Switched +12 to tell a scan tool whether the ignition is on. Ford: Infotainment CAN High |
9 |
Manufacturer discretion - GM: 8192 baud ALDL where fitted. |
2 | Bus Positive Line of SAE J1850PWM and VPW | 10 | Bus Negative Line of SAE J1850 PWM only (not SAE J1850 VPW) |
3 |
Manufacturer discretion - Ford: DCL(+) Argentina, Brazil (pre OBD-II) 1997-2000, USA, Europe, etc. Ford: Medium Speed CAN-High Chrysler: CCD Bus(+) |
11 |
Manufacturer Discretion - Ford: DCL(-) Argentina, Brazil (pre OBD-II) 1997-2000, USA, Europe, etc. Ford: Medium Speed CAN-Low Chrysler: CCD Bus(-) |
4 | Chassis ground | 12 | Manufacturer discretion - |
5 | Signal ground | 13 |
Manufacturer discretion - Ford: FEPS - Programming PCM voltage |
6 | CAN-High (ISO 15765-4 and SAE J2284) | 14 | CAN-Low (ISO 15765-4 and SAE J2284) |
7 | K-Line of ISO 9141-2 and ISO 14230-4 | 15 | L-Line of ISO 9141-2 and ISO 14230-4 |
8 |
Manufacturer discretion - BMW: Second K-Line for non OBD-II (Body/Chassis/Infotainment) systems. Ford: Infotainment CAN-Low |
16 | Battery voltage |