Locate main grommet Drivers Side. Cut end of spare nipple (1).
Feed single core BLACK wire (terminated end) though to interior. Tightly tape the 2-Core RED/BLUE terminated ends and part of the cable to the single core and pull through.
NOTE - Take care not to damage terminals, and use water (or water/soap mix) as lubricant.
Fit Main Unit bracket as indicated below.
Secure to vehicle fixing indicated (seen after removing drivers main side switch assembly - right hand side of steering).