Instrument Cluster Multi-Pin Connector Contact Assignment

Gray 32-Pin Connector -A- 

Courtesy of AUDI OF AMERICA, LLC

1. MOST bus ring brake diagnosis
2. Not Assigned
3. CAN Bus instrument cluster Low
4. CAN Bus Instrument Cluster High
5. Fuel tank sensor ground
6. Fuel Level Sensor -G-
7. Fuel Level Sensor -G-
8. Display Unit Button -E506- (Reset Button)
9. Fuel Level Sensor 2 -G169-
10. Fuel Level Sensor 2 -G169-
11. Not Assigned
12. Not Assigned
13. Not Assigned
14. Not Assigned
15. Not Assigned
16. Not Assigned
17. Not Assigned
18. Not Assigned
19. Night Vision System Control Module -J853- "-"
20. Night Vision System Control Module -J853- "+"
21. Not Assigned
22. Not Assigned
23. Not Assigned
24. Not Assigned
25. Not Assigned
26. Not Assigned
27. Not Assigned
28. Not Assigned
29. Terminal 31
30. Terminal 31
31. Terminal 30
32. Terminal 30

Optical MOST-Bus Connection (Fiber Optic) -B- 

Courtesy of AUDI OF AMERICA, LLC

1. MOST bus input
2. MOST bus output