Need Help With Aux Input

[Tom G.]

Originally Posted by bimmerpwr

According to the link on my post, the AUX cable goes directly to the Nav Screen (as if it is going to a aftermarket radio unit with aux in). Unless BMW started making different NAV screen from 9/2002, I would think this little upgrade (Aux in via NAV screen unit) should apply to all??? Am I missing something here?

The NAV screen isn't different - but the wiring harness is. BMW made specifc hardware changes in about 3 different stages starting from 09/02, some vehicles weren't even updated unitl 3/03.

The AUX plugs into the wiring harness going to the NAV monitor, not the monitor itself.