If a diode is used in either direction then the light is rendered useless. What do you want the diode to do. Why put it in. John Hervey -----Original Message----- From: Steve Stankiewicz [mailto:protodelorean@xxxxxxxxx] Subject: RE: [DML] Re: Re: Batt. warning light : LED or not ? What type/size resistor should be put in the circuit if someone wants to use a diode? Steve --- John Hervey <john@xxxxxxxxxxxxxxxx> wrote: > I will remind the group. You need to use the 161 > bulb in the battery light > on the dash. Do not use a LED unless the resistance > in the circuit is > modified. It acts like a ballast resistor and needed > to keep from burning up > the regulator in the alternators. A diode ( will not > ) do the trick. To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnews Yahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/