Your 84 and 91 are virtually identical. You will probably have to remove both the cluster and the steering column cover to see the switches on the master cylinder.

Jim

>
> On Sep 22, 2019 at 6:50 PM,  <John H. Lauterbach (mailto:john@jhl.mgacoxmail.com)>  wrote:
>
>
>
>  My Vanagon is due back later this week for final parts to be replaced on braking
> system. I noticed that I no longer have rear brake lights. Everything else on
> the rear light clusters works so I suspect that the when the master cylinder was
> replaced, the connection to the brake lights was not put on correctly. Is there
> an easy way to get to the switch without taking the instrument cluster out? I
> remember doing this on my '84, but on first try there does not appear a way on
> the '91 to see the if the wires are connected correctly. Any help on this would
> be most appreciated.
>
> Thank you,
>
> John
>