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relay extender or jumper harness?

Printed From: the12volt.com
Forum Name: Relays
Forum Discription: Relay Diagrams, SPDT Relays, SPST Relays, DPDT Relays, Latching Relays, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=133442
Printed Date: May 21, 2024 at 6:30 PM


Topic: relay extender or jumper harness?

Posted By: cribbj
Subject: relay extender or jumper harness?
Date Posted: January 27, 2013 at 5:16 AM

I'm looking for either one of these two items:

A 5 pin relay extender harness. This would have a 5 pin male plug on one end, with the same configuration as a normal 5 pin relay base, then on the opposite end, it would have the female relay socket.

Or

A fly lead with just the 5 pin male plug as above, and 5 unterminated conductors on the other end.

I've found an extender harness - Honda makes one of these as a special diagnostic tool, and it carries a special tool price with it :(. I'm looking for something a little more cost effective, ie similar to a Metra harness, etc.

TIA!



Replies:

Posted By: howie ll
Date Posted: January 27, 2013 at 9:11 AM
Why not make one?
You can buy ready made sockets loomed or make your own (you will need a non-insulated crimp tool).

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: Ween
Date Posted: January 27, 2013 at 12:29 PM
i think the male socket/plug end is hard to find. male terminals are probably easier to find compared to the housing to hold them. some 1/4" wide brass strip, thickness of relay terminals, inserted into relay socket should work. remove the terminals from the socket first, insert brass strips, solder in place, then replace...male relay socket.
any thoughts?




Posted By: howie ll
Date Posted: January 28, 2013 at 2:51 AM
Ween is right, 6.4mm (1/4") faston males.

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: howie ll
Date Posted: January 28, 2013 at 2:52 AM
To be honest 100mm or 4" of cable with the male Lucars (fastons) works just as well to test relay bases.

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: flobee4
Date Posted: January 28, 2013 at 7:11 AM
I made something like that on my mom's Rav4. I added fog lights and used the factory wiring. The back of the fusebox was home to the foglight relay. Well it wasn't there since the car didn't originally come with foglights. The Foglight relay cost $30+ from the dealer. So I took one of my $1 Botch relays and added wires onto it. I added on the end of the wires 1/4in or .250in male quick disconnect connectors. Then I slide it into the factory relay socket one wire at a time on the back of the fusebox and wire tied the botch relay back there. That was 8 years ago, Foglights work perfect.




Posted By: howie ll
Date Posted: January 28, 2013 at 7:36 AM
What do you call those .250 males in the US?
I could only find the insulated version in the Metra catalogue.

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: cribbj
Date Posted: January 28, 2013 at 8:50 AM
If no one knows of a readily available 5 pin male plug, then I think making the plug by using a standard female socket and soldering some male/male spades or tabs in there would work fine for me.

McMaster's has 1/4" brass bar stock in 0.032" thickness, same as the male tabs or spades, so this ought to work: https://www.mcmaster.com/#8859K82




Posted By: howie ll
Date Posted: January 28, 2013 at 8:57 AM
Surely easier and cheaper just to buy the crimp receptacles?

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: cribbj
Date Posted: January 28, 2013 at 9:40 AM
Howie, not following you.

I'd expect to buy a standard relay socket, which already has the female receptacles installed along with lengths of fly lead precrimped, then solder in double lengths of the brass stock in order to turn the female receptacles into male plugs.




Posted By: howie ll
Date Posted: January 28, 2013 at 2:16 PM
Google male faston terminals, .250".

-------------
Amateurs assume, don't test and have problems; pros test first. I am not a free install service.
Read the installation manual, do a search here or online for your vehicle wiring before posting.




Posted By: Ween
Date Posted: January 28, 2013 at 5:44 PM
if you have a hobby shop or better hardware store in the area, see if they carry K&S products. They manufacture small steel, brass, aluminum etc. shapes...sheets, tubes, strips, angles. should be able to find that 1/4" wide brass strip, might save on some shipping and handling costs.





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