[Vwdiesel] LED status for my Glowplug monitor

[Val Christian]

> Power diodes isolate each branch of the 'wired' bus bar so
> each LED operates (shows state of) one glowplug only.
> Mark(The Miser)UK "Maybe I'm bannanas"

The power diodes will cost you 0.7 V drop, which will result in less
current flow.  Figure about 6% less heat at the glowplug with the 
diode in place.  The loss will be higher in cold temperatures, or when
the battery is discharged significantly.

Val