I know the diagrams don't show this but something is making me think
there is an inline fuse for the backup lights inside the engine
compartment wiring box. I think for older vans like 83/84.

Mark

Jim Felder wrote:
> I had a few minutes between errands to jack the car up and look. Found a
> loose connection on one of the pair. Fixed that, no dice. Got out
> voltmeter, knob broke. Grabbed another one. Looked for continuity between
> the blades of the switch and found none. Looked for 12v from either of the
> wires and found none. Looked for a bad fuse and found none.
>
> All this with the stick in reverse and the switch on, engine not running.
>
> Jim
>
>