grey/blue wire is dimmer controlled power to gauge lights. Terminal designation 58b.

alistair

On 2012-07-02, at 1:58 PM, Jim Felder wrote:

> I'm going to be installing three additional gauges with my turbo
> installation. I wired an EGT gauge in years ago with another TD, but
> now I can't remember where I got power for the gauge illumination. I
> know it was from a wire to the light switch but can't remember which
> one.
> 
> What have others done?
> 
> Jim