Date: Mon, 15 Apr 2002 17:40:34 +0100 From: "Rui Pedro Ribeiro" <343adrnopsamet.pt> Subject: Re: 9-5 Headlamp Bulbs
I've heard that AUDI/VW Xenon bulbs cost aproximately 300?; for SAAB i never heard anything about. But remember that when you say it costs about £400 when ordering a new 9-5, we are talking about an upgrade, not the total cost of the system... Pedro "Jim" <jimnopsamil.thanks> escreveu na mensagem news:ubl1bh5urtu67enopsam.supernews.com... > I understand that the Xenon bulbs cost £250 each to replace so I hope the > short life does not also apply! > > Jim > > > "Goran Larsson" <hohnopsamlid.invalid> wrote in message > news:GuIzE4.Gqunopsamove.se... > > In article <ubgtsv31sdeeb6nopsam.supernews.com>, > > Ken Freeman <kenfreemannopsamlepc.com> wrote: > > > > > Is anyone else tired of frequent failures of headlamp bulbs (H7 type > > > halogens) on these cars? Mine is a '99, and I've replaced both low > beams > > > three times. > > > > The expected life for a standard quality H7 lamp is 550 to 600 hours. > > A high quality "+30%" or "+50%" H7 lamp is 250 to 300 hours. This is > > at the standard test voltage of 13.2V. A cheap low quality H7 lamp of > > suspect origin may have an even shorter life. > > > > > Is the voltage just too high? > > > > A voltage that is 5% higher than 13.2V (13.9V) will reduce the life by > > as much as 50%. > > > > > Does anyone know of a ballast or other gadget that would stabilize or > > > optimize the bulb voltage for best life? > > > > Reducing the voltage by 5% will increase life by up to 50%. I run my > > low beam H7 lamps at 11V. > > > > For a description of how I did this you may visit the webpage I wrote > > describing how it is done. My changes also modifies the high/low beam > > switch to operate like it does in the 9000, but the changes are > independent > > and does not have to be done at the same time. > > > > > Any one else looked at these issues, and can offer some help? > > > > Go to < http://www.nospam.com/saab/modifications_en.shtml >. > > > > -- > > G–ran Larsson http://www.nospam.com > >
