20v So who's seen this before?

[Phil Rose]

At 9:54 AM -0600 9/5/08, Ed Kellock wrote:
>
>-A few mornings ago I started the car to move it into service position after
>it had sat for a couple days and about the time I was pulling in and
>shutting off, the volts were lingering above 12 almost normally, but dropped
>back to 12 or just under as the car returned to idle.
>
>I've been thinking alternator or some connection (the exciter wire??), but
>also wondered about the switch. It was replaced once a long time ago (I have
>2 keys for the car), but that was probably prior to 10 years and 49k miles.
>It has 237k now.

Ed,
I haven't had that problem myself (yet), but I seem to recall hearing 
that the symptom you describe (i.e., loss of charging at low-ish 
revs) might be caused by a break in the exciter wire (blue wire?) to 
the alternator. Easy to check it out anyway.

Phil
-- 

Phil Rose
Rochester, NY
mailto:pjrose at frontiernet.net