Magnum e-tech 440 wiring diagrams

Hello guys,

Please, would anyone have a wiring diagram of the renault magnum 440 or 480 e-tech (VECU, immo box, fuse box, ECU).
or the pinout of ECU MS6.2, VECU/EECU, Immo box)

I have an immo problem, there is only two faults code in the VECU :


Power relay (short to the ground) i don't know where is it
and immo box communucation with VECU.



Thanks in advance