Replacing the brake booster and MC in my 2004. This plug, which I guess has something to do with ABS is just hangin' out there. There is no obvious place it should reside anywhere nearby. Where should it be plugged in?

 

Old ABS wire, you probably have newer style (I don’t care for) that run directly from the hub to the SLABS unit.

 

Okay, thank you. So not to worry about it?

 

The Female end (BLACK) of the ABS sensor from the hub would have looked like this

 

X1 .................. defo ABS wire. They have now reverted back to the plug and socket type ABS wires as access to the SLABS was causing to much cost and time even without the additional damage problems involved.