On 86+ models it is trivial to pull the coolant level relay type 42/43
from the main relay panel position 3. Do this and see if the false
blinking stops.

Mark

Mister Tom wrote:
> When I start my '87 Syncro Westy the LED flashes as it should, then stops.
> Recently it has been coming back on blinking, sometimes for a bit, then
> stopping by itself. Other times it stays until I turn the power off and
> restart.
>
> Burp tank is full and cap sensor is duly wiggled. Still happens.
>
> I know there is a voltage regulator and a castapitor on the instrument
> cluster. Is it time to shotgun these, or might there be a better starting
> point, given my symptoms.
>
> TIA,
>
> Tom Salicos
> '87 Syncro Westy EG-33
>