If ya can solder then its possible, to solder the wires directly to the radio unit. This is only possible if ya have a cd changer. Solder them to C3(iso connection)
# Pin 18 - CDC audio frequency ground
# Pin 19 - CDC audio frequency left
# Pin 20 - CDC audio frequency right - CD changer.
Solder a 3 mm jack for ya ipod.
Record a blanco track for 80 min.
Burn a the blanco track on a cd. Put it in the cd changer, play the cd. Start ya ipod.
Im using it also in my car for a year now, and works great.
Gr Bas