Locate and remove entry grommet rearwards of front left wheel (looking rearwards along body with splash-shield removed).
First, route terminal end of fused BLACK wire from battery along indicated path; the fuse will not pass through holes.
Use supplied 25mm grommet - cut end off both nipples and feed both twin-core RED/BLUE and single-core BLACK from outside to in - terminated ends.
Note - externally, twin-core RED/BLUE runs down and along chassis to rear.
Inside the cabin (looking at left of glovebox area).
To assit feeding wires, undo fixing indicated and dislodge large connector from large panel hole.
Fit bracket as shown below, and using supplied M6 nut and bolt, secure Main Unit using indicated hole in structure, including including EARTH (WHITE) terminal.