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Re: 2003 Jetta wiring pinout diagram
Posted to Technical Discussion Forum on 7/22/2013

Sean,go to power train management then to the diagrams section,you will see the ECM located in the middle of the diagram,and you should see something along the lines of T30/8 orT25/ the first number is the number of holes in the terminal block ,the second is t... Login to read more.