At 03:29 PM 5/8/2012, Richard Koerner wrote:
>Thanks, that's helpful information; I'll keep an eye for that oil
>pressure light flickering.  I've had an occasion recently of very
>faint dull red glow from the LED at startup and idle, which
>subsequently quickly faded away once at operating temperatures.

That's likely a moisture-leak in the circuit.  LEDs will light very
faintly on almost ridiculously small amounts of current.  Once it
warms up and dries out the leak goes away.

The actual indication will be either on or off, no in between.

Yours,
David