Data Bus On Board Diagnostic Interface, Information Electronics Control Module 1, External Audio Source Connection, USB Connection 1

Courtesy of AUDI OF AMERICA, LLC

J533 

Data Bus on Board Diagnostic Interface

J794 

Information Electronics Control Module 1

R199 

External Audio Source Connection

T4fa 

4-Pin Connector, Yellow

T4fb 

4-Pin Connector, Green

T5dw 

5-Pin Connector, Green

T5zh 

5-Pin Connector, Purple

T54 

54-Pin Connector, Black

U41 

USB Connection 1

* 

Depending on Equipment

*2 

Different Wire Color Possible