View Full Version : msd ignition help
streetfighter
01-21-2012, 05:16 PM
hey guys i know im probably beating a dead horse here but i'm having a hard time figuring out why my brand new msd 6al ignition and blaster 2 coil combo isn't working on my truck. do i have to replace distributor with an aftermarket one? or am i too retarded to figure out how to hook my ignition system up. preciate the help
LethalEthan
01-21-2012, 05:27 PM
should work with the stock dist. How is it wired?
camoit
01-21-2012, 06:11 PM
Make us a wiring diagram of how you have it done along with the MSD part number and page you are using. It will help. You did clip the correct color wires in the ignition unit correct? The more info the better. OH ya use the search for MSD I think we had this problem on another truck.
streetfighter
01-21-2012, 06:37 PM
well ive tryed so many variations from all kinds of sources and i think it all boils down to having a 3 wire dist vs a 2 wire msd ignition, and yes accroding to the manual i cut the correct wire from the back of the msd ign box. ill try to draw a post a diagram asap
camoit
01-21-2012, 06:48 PM
Have you looked through this post yet? It might help you. I also reached out to Acuta73. He might be able to shed some light on what you have going on.
http://www.mightyram50.net/vbulletin/showthread.php/462-Need-MSD-help...FAST!?highlight=ignition
streetfighter
01-21-2012, 06:57 PM
2166the msd ign is pn 6420
camoit
01-21-2012, 07:06 PM
is this the corect book?
http://www.msdignition.com/WorkArea/DownloadAsset.aspx?id=16201
streetfighter
01-21-2012, 07:13 PM
it looks slightly different from what i got, but im getting the sense that this info is more specific towards my app
camoit
01-21-2012, 07:26 PM
Some books came with an addendum in them. It was a separate page. Thats what my v6 Chevy is wired like. I used the part number you gave me. It says it was superseded. That might be the incorrect book. IDK If you can please set us up with a link to the book on the MSD site. We will need a starting reference point. I want to say that Acuta73 found some issue that was causing him some major grief. I can't remember. I think he has the key to it. He just never finished his post.
Acuta73
01-21-2012, 07:35 PM
The thread that Camoit posted should help you out. A few things to add: No other wires should be attached to the coil with this ignition, ONLY the ignition box black and orange. Your dizzy should have a green and a black with white stripe wire coming out of it. The green wire will connect to the white signal wire on the ignition box, the black to the red wire on the ignition box AND to your ignition switch (12v source).
Post #9 in that thread has the schematic. The new digital 6AL box has a green wire for tach signal, only difference.
streetfighter
01-21-2012, 08:38 PM
thanks again for the help as soon as i get back to the states ill give it a shot
camoit
01-21-2012, 09:29 PM
thanks again for the help as soon as i get back to the states ill give it a shot
Then where are you???
streetfighter
01-22-2012, 03:28 AM
im actually in the air force and got orders to korea during my engine rebuild. i only got the opportunity to put 1300 miles on my truck before i shipped out. unfortunately i still got a few months over here
Acuta73
01-22-2012, 10:17 AM
Ahh, I feel for ya. Spent my year in the RoK at Camp Casey, 2 HOT rotations to the DMZ (1992).
Stay away from the Dragon Lady, and don't drink too much Soju!
streetfighter
01-22-2012, 11:33 AM
hahahah yeah im at osan ab so i know exactly what you mean
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