OK - I got the adapter which converts from Peugeot (or some other brands) to Sony.
I opened the box and unfortunately it has some logic built in. So there'll be no way (at least not for me) to post some schemata of how this is connected...

TeeMcBee
Got my Mk2! # 080000143
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TeeMcBee
[orange]Mk2, # 080000143, 40+30 GB, Tuner, Peugeot stalk hookup</font color=orange>