I extended all the breathers today so I can wade through deeper water.
I the sorted out my Tom Tom wiring, as it occasionally turns it self off, as I have it hard wired into the fuse box. I then fitted a Power magic box to power my BlackVue camera when it is parked. All appears to be working now.
In the mean time, I moved my CB as it was mounted to a piece of wood wedged between the transmission tunnel and the passenger seat and I could not operate the handbrake easily: