2010 Hyundai Santa Fe Logo
Posted on Feb 07, 2013

I want to tap into the reverse tail light wiring for a surge brake solenioid,

I have a 4 pole flat trailer light wire harness already. I need to change to a 5 pole flat connector . The new pole will tie into the reverse light wiring which will energize a solenoid that releases the surge brakes on my boat trailer so that I can back up. What is the easiest way to get to this wire and what color is it?

1 Answer

A

Anonymous

We at not living in the 1960's

You tap into any of today's vehicle circuits, your
asking for unknown problems

Have you considered you said a solenoid,& do you
know the current draw on that solenoid

Best design a new circuit using a relay & control it with
the back up switch ,if the can handle the extra current

Need wiring diagrams,some math & ohm's law there

5 Related Answers

Anonymous

  • 52 Answers
  • Posted on May 13, 2009

SOURCE: Need help with 2004 Hyundai Santa Fe Audio Wiring

Sounds like you need a light tester. I would guess that at least 8 of the wires are speaker + & - the others will be Main power and earth Possibly electric ariel, Memory store and a wire for the anti theft circuit. Assuming the stereo is factory. Any Audio shop can perform a test to clarify the purpose of the wires Wouldnt worry about the blank its probably a position for a newer or different model to yours. Steve in the UK

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Marvin

  • 85242 Answers
  • Posted on Oct 06, 2009

SOURCE: Im trying to connect my pioneer radio to my

Radio Constant Wire 12V+: Red
Radio Ignition Switched Wire 12V+: Yellow
Radio Ground Wire: Black
Radio Illumination Wire: Pink/Black
Radio Dimmer Wire: n/a
Radio Antenna Trigger Wire: n/a
Factory Amplifier Turn On Wire: n/a
Left Front Speaker Wire (+): White
Left Front Speaker Wire (-): Brown
Right Front Speaker Wire (+): Black
Right Front Speaker Wire (-): Yellow
Left Rear Speaker Wire (+): Blue
Left Rear Speaker Wire (-): Red
Right Rear Speaker Wire (+): Green
Right Rear Speaker Wire (-): Orange

Anonymous

  • 566 Answers
  • Posted on Nov 28, 2009

SOURCE: electronic connector for brakes on Hyundai Accent

hi from uk the part you mention is the brake stop light switch it has a plug on 2xwire plug it operates by as pedal is pressed the plunger of switch moves out and connects the 2xwire circuit and so brake lights operate this switch simply unscrews from the pedal box/carriage after plug removed then the new switch screwed in place and with b/pedal off the switch is screwed to a point that if you press pedal down approx 1/2 " the switch plunger moves out and b/lights come on this is trial/error untill you are happy with the pedal movement down till lights operate SIMPLE ! hope this helps?

Testimonial: "thanks for the feedback, now all i need to find out is if I can buy this part? "

johnjohn2

Johnny Brown

  • 5763 Answers
  • Posted on May 27, 2010

SOURCE: brake lights don't work

This sounds like a bad brake light switch, this switch is located on the bracket that holds brake pedal,you can test for power at switch,also if you remove connector and jump terminals with a wire and see if lights lite, if lights light then switch is bad,

ZX2Fast

Brad Kirby

  • 547 Answers
  • Posted on Dec 05, 2010

SOURCE: My daughters hyundai accent 2000

Do the blinkers work? If the same bulbs work as brake lights also work as blinkers, the wires for them are routed through the turn signal switch. If that switch is bad, you won't have brake lights.

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Hello all,

For those of you that need to wire up a trailer or have to occasionally borrow trailers and look at the wiring plugs with disdain (I mean face it they don't make sense, grd is white, +12vdc is black, etc), this is for you.

Plug Types/Application
7 Way - RV Trailers, Horse and Utility Trailers
6 Way - Horse, Stock and Utility
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Columns are: Color, Function, Mark on the plug.

Seven wire Trailer plugs:

Horse, stock or utility trailers:

White = Ground - 1
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Six wire trailer plugs:

Horse, stock or utility trailers:
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Yellow = Left turn/Brake -LT
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Brown = Tail and clearance lights - TM
Red or Black (not both) = Battery2_bing.gif, aux power - A
Blue = Electric Brakes - S

Recreational Vehicle: (color, use, plug mark)
White = Ground - GD
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Four wire plugs:
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Ground should be 10ga.
Others 14 ga

A test light and a 12VDC power source can be handy for trouble shooting.
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Hello all,

For those of you that need to wire up a trailer or have to occasionally borrow trailers and look at the wiring plugs with disdain (I mean face it they don't make sense, ground is white, +12vdc is black, etc), this is for you.

Plug Types/Application
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Columns are: Color, Function, Mark on the plug.

Seven wire Trailer plugs:

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Others 14 ga

A test light and a 12VDC power source can be handy for trouble shooting.
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http://www.hotspotoutdoors.com/forum/ubbthreads.php/topics/1425999/1/Trailer_Wiring_101


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Hello all,

For those of you that need to wire up a trailer or have to occasionally borrow trailers and look at the wiring plugs with disdain (I mean face it they don't make sense, grd is white, +12vdc is black, etc), this is for you.

Plug Types/Application
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Columns are: Color, Function, Mark on the plug.

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Horse, stock or utility trailers:

White = Ground - 1
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Brown = Tail and clearance lights - 3
Black = Battery, aux power - 4
Yellow = Left turn/Brake - 5
Green = Right turn Brake - 6
Orange or Purple (not both) = Auxilliary or Reverse - 7

Recreational Vehicle:
White = Ground - 1
Blue = Electric Brakes - 2
Green = Tail and clearance lights - 3
Black = Battery, aux power - 4
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Yellow = Auxilliary or Reverse - 7


Six wire trailer plugs:

Horse, stock or utility trailers:
White = Ground - GD
Yellow = Left turn/Brake -LT
Green = Right turn Brake -RT
Brown = Tail and clearance lights - TM
Red or Black (not both) = Battery, aux power - A
Blue = Electric Brakes - S

Recreational Vehicle: (color, use, plug mark)
White = Ground - GD
Brown = Right turn Brake - RT
Green = Tail and clearance lights -TM
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A test light and a 12VDC power source can be handy for trouble shooting.
Best regards
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Hello all,

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Plug Types/Application
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Columns are: Color, Function, Mark on the plug.

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Horse, stock or utility trailers:

White = Ground - 1
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Brown = Tail and clearance lights - 3
Black = Battery, aux power - 4
Yellow = Left turn/Brake - 5
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Orange or Purple (not both) = Auxilliary or Reverse - 7

Recreational Vehicle:
White = Ground - 1
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Horse, stock or utility trailers:
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Four wire plugs:
White = Ground
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Ground should be 10ga.
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A test light and a 12VDC power source can be handy for trouble shooting.
Best regards
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With both tail light lenses removed locate the black with yellow wires and the dark green with brown wires coming out of the brake/tail/turn signal sockets.

The black with yellow wire will be the running lights or tail lights and the brown wire from the trailer harness will attach to it.

The green wire on the trailer harness will be the right turn signal and will be attached to the passenger side tail light harness dark green with brown wire.

The yellow wire on the trailer harness will be the left turn signal and will be attached to the dark green with brown wire on the drivers side tail light harness.

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Here is a trailer light/wiring article I have done in the past. It has a couple of good tips you may find useful.

http://www.hotspotoutdoors.com/forum/ubbthreads.php/topics/1425999/1/Trailer_Wiring_101

I’m happy to assist further over the phone at https://www.6ya.com/expert/jeremy_d728a59f986299fa

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Hey Boon,

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Seven wire Trailer plugs:

Horse, stock or utility trailers:

White = Ground - 1
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Brown = Tail and clearance lights - 3
Black = Battery, aux power - 4
Yellow = Left turn/Brake - 5
Green = Right turn Brake - 6
Orange or Purple (not both) = Auxilliary or Reverse - 7

Recreational Vehicle:
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Double check your wiring using these lists as a reference.

Click here for my post on Trailer wiring

This should get us closer to the answer.

Best regards,
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