Information Bus

Data Bus On Board Diagnostic Interface Connector (J533)

Optical MOST-Bus connection (fiber optic) - A -






1. Input

2. Output


20 Pin Connector - item B -






1. Battery + (terminal 30)

2. LIN 1

3. Shielding (ACC rel.)

4. Shielding (ESL)

5. Controller Area Network (CAN) bus low (comfort)

6. CAN bus low (drivetrain)

7. CAN bus low (extended)

8. CAN bus Low (instrument cluster)

9. CAN bus Low (diagnosis)

10. Shielding (MOST diagnosis)

11. Ground - (terminal 31)

12. LIN 2

13. Instrument cluster wake-up

14. Terminal 15

15. CAN bus high (comfort)

16. CAN bus high (drivetrain)

17. CAN bus high (extended)

18. CAN bus high (instrument cluster)

19. CAN bus high (diagnosis)

20. Shielding