single turbo harness help

[Grant Monkhouse]

need some help identifyting a few cables.
these i think go down to the gear box but i could be wrong

 
picture of the colour of the plugs

 
what does this one do??? it has screening around the cable.

 
which are the primary injector plugs? the white ones

 
or the orange ones?
 

 
which way around do the crank angle sensor plugs go?
this way?

 
or this way?
 

 
thanks peeps:Thumbsup!