93 posts · Joined 2004. #2 · Jun 26, 2005. Its a factory fitted connection. It will work with any sound devices that will output to the right size jack plug (3.5 mm I think). When you select the aux button on the stereo it should work (also by using the steering control to scroll between CD, Radio and AUX Input).
My fuel gauge had stopped working, this guide will show you a step by step guide on how A brief description on how to remove the fuel tank from a mk4 Mondeo.
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