OBD-II to dual DB9 pinout
Introduction#
This page describes the pinout of our OBD-II to dual DB9 pinout cable:
The following is the size and dimensions:
Pinout#
| AutoPi function | OBD-II Connector | DB9 CH1 | DB9 CH2 |
|---|---|---|---|
| Power | Pin 16 | Pin 1 (Power) | Pin 1 (Power) |
| GND | Pin 5 | Pin 3 + Pin 6 (GND) | Pin 3 + Pin 6 (GND) |
| MS CAN Low | Pin 11 | Pin 2 (CAN1 Low) | NC |
| MS CAN High | Pin 3 | Pin 7 (CAN1 High) | NC |
| HS CAN Low | Pin 14 | NC | Pin 2 (CAN2 Low) |
| HS CAN High | Pin 6 | NC | Pin 7 (CAN2 High) |
| HAT Pin 11 | Pin 9 | Pin 4 (LIN1) | NC |
| HAT Pin 12 | Pin 12 | Pin 9 (LIN1 VBat) | NC |
| HAT Pin 5 | Pin 1 | NC | Pin 4 (LIN2) |
| HAT Pin 8 | Pin 2 | NC | Pin 9 (LIN2 VBat) |
note
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