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 > >