Technical Help Needed with Bluetooth Set up

[pandaman08]

Brought my dad a PArrot MKi9200 ment to be a direct fit with the iso connections and all but i wired up and hey presto nothing, i know this system works with a fiat as i have it installed in my 08 Panda and i have swapped the main boxes and works in mine i think altho both diagrams on the two steros are the same the wiring to them seems diffrent more wires on the panda than the 06 croma please Help