do the Espace 4 have a metal roof???
Then JWW is correct.
But most Espace (not the aktual) are made of "plastic" 
do the Espace 4 have a metal roof???
Then JWW is correct.
But most Espace (not the aktual) are made of "plastic"
Finally, my garage decided to use the antenna provided with the 5500 and put it on the roof. (the espace 4 has a metal roof)
The cabling was to complicated with the car antenna.
Thank you for all your advice; now it works perfectly ... and I can finally enjoy my GPS.