Contact Assignment Of The Multi-Pin Connector T 20

WARNING: This page is about a different car, the 2017 Volkswagen Touareg, 2016 Volkswagen Touareg, and 2015 Volkswagen Touareg. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Contact Assignment Of Multi-Pin Connector T 20

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

1 - Screening

2 - Version 0

3 - Version 1

4 - Not Assigned

5 - Not Assigned

6 - Activation wire

7 - Power supply, terminal 30

8 - Power Supply Terminal 31

9 - Not Assigned

10 - Not Assigned

11 - LED 1 on the 3-button module (Emergency Call Button)

12 - LED 1 on the 3-button module (Emergency Call Button)

13 - Reset BT-MU

14 - Reset MU-BT

15 - RxD protocol

16 - TxD protocol

17 - Button input, 3-button module (emergency call button)

18 - Button output, 3-button module (emergency call button)

19 - Not Assigned

20 - Not Assigned