watch you tube video of fitting a parrot bluetooth kit.
The DAB wire needs to hide behind the A pillar trim. Prise out the airbag label, remove screw underneath, gently prise cover partially off, remove grey dash trim in door shut to reveal gap behind glove box, pass a stiff wire thro gap, tape on DAB lead to end & pull thro over top of glove bo, tidy things up, test, re-fit trim, have large beer