"Ron M." <nobody@nowhere.net> wrote in
news:sLdGf.19382$%84.1663@tornado.southeast.rr.com :

> Whenever the alternator of my '98 Accord sedan gets an additional load
> put on it, the headlights of the car temporarily dim to some degree.
> This additional loading seems to take place whenever I turn on the
> rear window defogger, A/C, or fan. The alternator belt isn't very old
> at all and it isn't loose either, so I am suspecting that the
> alternator itself could be on its last leg.



Some dimming at idle is normal, as jim says.

If there's excessive dimming until you rev it, it's a battery thing, not an
alternator thing. Make sure the battery measures 12.65V with the engine
off.


>
> Other than the alternator belt or alternator itself mentioned above,
> is there anything else that could be causing this dimming of the
> headlights whenever HVAC controls are turned on?



Possibly the Electrical Load Detector going bad?



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TeGGeR®

The Unofficial Honda/Acura FAQ
www.tegger.com/hondafaq/