wiring reversing

[alanbettison]

I have D2, V8, 1999

how do you wire in a reversing sensor?

I have the sensors, a little black box, black and red cable

Where would i splice into to pick power when in reverse

thanks

[Blknight.aus]

the reversing lights.

tap the aux power from the aux circut via a relay switched off of the reverse lights to feed the camera.