You can restore dash light function with a wire into the cabin, remove the current bulb and use your wire to hook up another. Thats how my '78 240D works.
-Curt Date: Tue, 17 Sep 2013 21:09:39 -0400 From: David & Kristin Gilmore <dandkgilm...@frontier.com> To: Mercedes Discussion List <mercedes@okiebenz.com> Subject: [MBZ] Fwd: Cheap preglow relay fix Message-ID: <mailman.3312.1379688453.6330.mercedes_okiebenz....@okiebenz.com> Content-Type: text/plain; charset="us-ascii"; Format="flowed" Bob Renfro was wanting specifics on bypassing the preglow relay. Below is a post I made a couple years ago. Don't know whether the pictures will show. If not I can send them some other way. >> Recently when I went to start my 83 SD I had no dash glow >> light and the engine wouldn't fire. I traced the problem to the >> preglow relay (black plastic box about 3"X3"X"2" on the fender >> behind driver's side headlight). There was voltage accross the 80 >> amp strip fuse but nothing was getting to the glow plugs. > > I took off the relay, removed the 4 screws at its edges and > slid the contents out. A solenoid and a circuit board which looked > mostly OK except for two little canisters that had leaked out beige > goo. Brother Rusty prices this relay at $189. > > When I googled pregow relay bypass I found some have > replaced it with a fender mounted starter relay of the Ford type > actuated by momentary contact button switch. The attached pictures > show my adaptation of this approach - I left the original relay > there to use the wiring connecters and 80 amp fuse. (Before I put > it back together I rigged it so it would always be on.) > > $14.99 for the solenoid, $4.99 for the switch, both from > Autozone. You lose the dash light function. But it is easy to > start counting seconds when you hear that SNACK sound. > > > Dave Gilmore, Cameron WV > > > Our waking dreams feature money everywhere > but in our sleeping dreams it is strange and rare. -------------- next part -------------- A non-text attachment was scrubbed... Name: 0029.jpg Type: image/jpeg Size: 110352 bytes Desc: not available URL: <http://mail.okiebenz.com/pipermail/mercedes_okiebenz.com/attachments/20130917/69afe674/attachment.jpg> -------------- next part -------------- A non-text attachment was scrubbed... Name: 00311.jpg Type: image/jpeg Size: 78181 bytes Desc: not available URL: <http://mail.okiebenz.com/pipermail/mercedes_okiebenz.com/attachments/20130917/69afe674/attachment-0001.jpg> ------------------------------ Subject: Digest Footer _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com ------------------------------ End of Mercedes Digest, Vol 94, Issue 221 ***************************************** _______________________________________ http://www.okiebenz.com To search list archives http://www.okiebenz.com/archive/ To Unsubscribe or change delivery options go to: http://mail.okiebenz.com/mailman/listinfo/mercedes_okiebenz.com
