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-   1967 - 1972 F-100 & Larger F-Series Trucks (https://www.ford-trucks.com/forums/forum39/)
-   -   Charging system harness (https://www.ford-trucks.com/forums/1552192-charging-system-harness.html)

Ghill70 08-20-2018 06:56 AM

Charging system harness
 
Hi. I just picked up a 1970 F100 with a 302. Gauges, not idiot lights. It is not giving a charge. The alternator tested as working correctly, but it really looks as though there are wires cut off or missing from the alternator to voltage regulator harness, so I believe that's where the problem is. I am having trouble finding a new harness. I read somewhere that the 1970 mustang uses the same harness. Could someone please tell me if that is correct?

mrpotatohead 08-20-2018 07:45 AM

I have a good used one from a 71 f-100 for sale.

Thipdar 08-20-2018 10:27 AM


Originally Posted by Ghill70 (Post 18149450)
Hi. I just picked up a 1970 F100 with a 302. Gauges, not idiot lights...

With the 1970/gauges combination, you'll want to use the F350 diagram for troubleshooting your alternator wiring.
The F100-250 diagram only shows wiring for the idiot lights.
There are differences at the Voltage Regulator, Alternator and Instrument Cluster.

Ghill70 08-20-2018 12:45 PM


Originally Posted by mrpotatohead (Post 18149509)
I have a good used one from a 71 f-100 for sale.

Ok. How much do you want for the harness, and how do we arrange payment and shipping?

Ghill70 08-20-2018 12:46 PM


Originally Posted by Thipdar (Post 18149849)
With the 1970/gauges combination, you'll want to use the F350 diagram for troubleshooting your alternator wiring.
The F100-250 diagram only shows wiring for the idiot lights.
There are differences at the Voltage Regulator, Alternator and Instrument Cluster.

Thank you!

Ghill70 08-20-2018 01:32 PM


Originally Posted by Ghill70 (Post 18150174)
Ok. How much do you want for the harness, and how do we arrange payment and shipping?

I guess the better question would be is it listed here in the marketplace?

mrpotatohead 08-20-2018 02:29 PM

I'd take 50.00 for it plus the shipping charges. I will post a picture of it if you are interested in it. Just let me know.
Thanks.

Ghill70 08-20-2018 03:48 PM


Originally Posted by mrpotatohead (Post 18150353)
I'd take 50.00 for it plus the shipping charges. I will post a picture of it if you are interested in it. Just let me know.
Thanks.

Please post the picture.

mrpotatohead 08-20-2018 08:36 PM

https://cimg1.ibsrv.net/gimg/www.for...aa21958909.jpg
https://cimg4.ibsrv.net/gimg/www.for...bbf0a5fa3e.jpg
https://cimg6.ibsrv.net/gimg/www.for...fa3491250a.jpg
https://cimg3.ibsrv.net/gimg/www.for...a402db803c.jpg
https://cimg8.ibsrv.net/gimg/www.for...d93a928590.jpg
https://cimg5.ibsrv.net/gimg/www.for...140cfb0737.jpg
https://cimg7.ibsrv.net/gimg/www.for...44fecaa51a.jpg
https://cimg9.ibsrv.net/gimg/www.for...4e15dff1f7.jpg
It's in absolutely perfect condition. 50.00 plus shipping, I do paypal. I can get more if anyone else is interested. Thanks.

Ghill70 08-20-2018 09:04 PM

I'll take it. How do we do this? Do you have a website or online store?

mrpotatohead 08-20-2018 09:28 PM

I see you don't have the messaging feature activated. Can I send you an e-mail?

Ghill70 08-20-2018 09:33 PM


Originally Posted by mrpotatohead (Post 18151059)
I see you don't have the messaging feature activated. Can I send you an e-mail?

**********

mrpotatohead 08-20-2018 09:34 PM

E-mail sent.

Ghill70 08-20-2018 09:47 PM


Originally Posted by Ghill70 (Post 18151069)
************@yahoo.com


Originally Posted by mrpotatohead (Post 18151072)
E-mail sent.

not seeing anything yet.

Ghill70 08-25-2018 01:27 AM


Originally Posted by Thipdar (Post 18149849)
With the 1970/gauges combination, you'll want to use the F350 diagram for troubleshooting your alternator wiring.
The F100-250 diagram only shows wiring for the idiot lights.
There are differences at the Voltage Regulator, Alternator and Instrument Cluster.

I got the charging system going again, big thanks to mrpotatohead. Would the f350 diagram apply to turn signals and running lights as well, or would the f100 diagram correctly cover it?


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