Check the grounds on the backup lights?

On Fri, 27 Mar 2009 14:37 -0500, "Edward Duntz" <eduntz@HOTMAIL.COM> wrote:
> While replacing the back-up switch on my '85 1.9 engine manual trans, I
> noticed something odd about the idle booster that is supposed to be
> connected to the power steering pump. Whenever I put the van in reverse,
> it boosts the idle. It seems that the booster/relay in the foreward right
> corner of the engine compartment is somehow connected to the back-up
> light switch. Whenever the van is in reverse, the relay is engaged. I
> know that it is supposed to be connected to the ps pump. Is is supposed
> to be connected to the back-up light switch, too, or is this mis-wired?
>
> I have not yet traced out all the wiring, but I do see that one wire from
> the relay is in a sheath that crosses to the opposite side of the engine
> compartment paralleling the coolant hoses, and the other wire goes toward
> the power steering pump. I'll trace these out more later, but I'd like to
> know if anyone knows exactly where the wires are supposed to be routed.
>
> I do have the Bentley and can pull out the wiring diagrams later, but I
> was hoping someone had an easier answer than studying the wiring
> diagrams.
>
> Thanks,
> Ed in CT
>