At 10:54 AM 9/1/2011, Roger Barkley wrote:
>'84, 1.9, A/C, Westy.  Noticed an anomaly recently, just wondering if anyone
>else had experienced the same thing. Driving with the A/C on I blew the
>horn.......noticed the red led for coolant blinked briefly. Tooted the horn
>several more times and the led would blink each time. Later when I got home,
>tried it again....no blinking?  Turned the A/C on ... it blinked.  So with
>the A/C on ...if you toot the horn the led blinks. If not an anomaly, then
>probably a diode some where. Nothing to lose sleep over ... just
>interesting.

Probably one worth following up.  I think what's happening is that
the gauge supply voltage is going low, which suggests you may be
having contact problems in your supply wiring somewhere.

Yours,
David