Can modern brake fluid cause the switch to break down ? I find it hard to believe that a newish switch should break down in such a short time. Dave. ----- Original Message ----- From: <RandalPark@xxxxxxx> To: <mailing-list@xxxxxxxxxxxxxxxx> Sent: Wednesday, September 08, 2004 3:43 AM Subject: Re: IML: Brake Lights/1960? > Actually, that is interesting and a very good point. The extra vacuum could explain a reason why reving the engine could have an effect. > > Paul > > In a message dated 9/7/2004 8:47:54 PM Eastern Daylight Time, dardal@xxxxxxxxxxxxxxx writes: > > >Quoting RandalPark@xxxxxxx: > > > >> to work, or it will fail completely. In any case, engine RPMs should not have > >> an effect. I suppose that an imperfect connection within the switch could be > >> strengthened with a brief electrical surge, but that seems a little far > >> fetched. > > > >Paul, the connection to revving the engine may be from the vacuum vreated when > >you let off the throttle. As the booster is vacuum operated, a temporary > >increasein vacuum could pull the M/C a bit more. > > > >The brake switch of my 68 LeBaron used to not be very well adjusted, right after > >I replaced it (this is not pressure activated, but pedal activated). I recall, > >when I revved the engine at idle w/out touching the brakes, the lights would > >come on. THe reason was the increased vacuum pulled the brake pedal just a > >hair. I ended up replacing the booster on this car, I do not remember if I > >replaced it after or before that incident. After I readjusted the switch, the > >problem was solved. I don't think this fix can be done or on the 60 year > >model, of course, I just mention it because I think its interesting. > > > >D^2 > > > > > >----------------- http://www.imperialclub.com ----------------- > >This message was sent to you by the Imperial Mailing List. Please > >reply to mailing-list@xxxxxxxxxxxxxxxx and your response will be > >shared with everyone. Private messages (and attachments) for the > >Administrators should be sent to webmaster@xxxxxxxxxxxxxxxx > >To UN-SUBSCRIBE, go to http://imperialclub.com/unsubscribe.htm > > > > > >