Instrument cluster multi-pin connector assignments

Fig 1: Identifying Multi-Pin Connector 32-Pin, Blue

Courtesy of VOLKSWAGEN UNITED STATES, INC.

32-pin multi-pin connector, blue 

1. Washer fluid low
2. Coolant level low
3. Fuel gauge sensor
4. Coolant temperature
5. Push button circuit 2 Navigation system
6. Push button circuit 3 Navigation system
7. Push button circuit x Telematics
8. Menu switch
9. Vacant
10. Front hood switch
11. Fuel gauge sensor 2
12. Menu switch (Out A)
13. Vacant
14. Vacant
15. Vacant
16. FDR/TCS (= ESP)
17. Convenience CAN-Bus High
18. Convenience CAN-Bus Low
19. Infotainment CAN-Bus Low
20. Infotainment CAN-Bus High
21. Ambient temp. (input)
22. S contact
23. Oil level / oil temperature
24. Self-levelling suspension
25. Menu switch (enter)
26. Vacant
27. Vacant
28. Menu switch (Out B)
29. Vacant
30. Transponder 2
31. Transponder 1
32. Terminal 31 (sensor)

Fig 2: Identifying Green 32-Pin Multi-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

32-pin multi-pin connector, green 

1. Terminal 58d
2. Terminal 30
3. Terminal 15
4. Vacant
5. Speedometer (input)
6. Speedometer (output 2)
7. Airbag (inverted)
8. Turn signal (right-side)
9. Brake fluid low
10. Turn signal (left-side)
11. Turn signal (trailer)
12. Powertrain CAN-Bus Low
13. Powertrain CAN-Bus High
14. Terminal 61 (generator charge warning)
15. Vacant
16. Oil pressure 2
17. Terminal 58s
18. Terminal 31 load
19. Terminal 31 load
20. Vacant
21. Speedometer (output 1)
22. ABS warning
23. K wire
24. CAN-Bus drive (display)
25. Tank flap switch
26. CAN-Bus diagnosis Low
27. CAN-Bus diagnosis (display)
28. CAN-Bus diagnosis High
29. HRC (headlamp range control)
30. Safety belt buckle
31. External buzzer
32. Brake pad wear