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-   -   DRL-Fog Light Hack (http://986forum.com/forums/diy-project-guides/20838-drl-fog-light-hack.html)

particlewave 02-14-2017 03:00 PM

Quote:

Originally Posted by Lew (Post 527055)
There is supposed to be a hack that will let one use the low beams as DRL's....

As easily as the inner lenses burn and melt, this would be a bad idea. ;)

Justin327 02-23-2017 07:33 PM

So guys, thanks for the info in the thread. Got my LED's and taps from Amazon today and did the hack. Super easy and it looks great!

Only question I have....does anyone else's fog light indicator light on the headlight switch stay on the whole time? is there a way to have it turn off, or it just stays on now?

itskenallen 03-07-2017 07:23 PM

What kind of fuse taps are needed for this guys.. Standard size?

For the guys with Leds in place of the H7 fogs, what wattage bulbs are you using?


Also worth mentioning that LED H7 bulbs are a nice modern upgrade over standard dim/high beam headlights too. No ballast and extra wiring needed either unlike HID kits.

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JayG 03-07-2017 07:33 PM

I was concerned about the fans on the LED H7's with our headlight assembly, they would be enclosed with no air flow

The fuse taps are standard size. NAPA auto parts has them

itskenallen 03-07-2017 07:38 PM

Quote:

Originally Posted by JayG (Post 529513)
I was concerned about the fans on the LED H7's with our headlight assembly, they would be enclosed with no air flow

The fuse taps are standard size. NAPA auto parts has them

I'm in Ireland mate so Napa parts means nothing to me.. Lol. Thanks anyway.

Some have heatsinks and no fans.
However, U could always drill a hole in the assembly.. Kinda like what you'd have to do with a HID kit

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Lew 03-07-2017 08:34 PM

$1.99 at Autozone

Best Fuse and Accessories Parts for Cars, Trucks & SUVs

itskenallen 03-13-2017 01:31 PM

If one was to use LED H7's for the fogs in this hack, what wattage is recommended? Everything from 50W to 150W is available in the H7 range. I know the halogens are 50W but not sure if the leds would equate to same wattage.

Also I was thinking of replacing my Halogen dims with Led versions. Would 50W be recommended here also? I'm kind of confused as to why 80 & 150W are available so easily.




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Fintro11 03-13-2017 03:10 PM

Becareful with what led's you use, even with led's it started burning the lens on my car

Justin327 03-14-2017 06:00 AM

Quote:

Originally Posted by itskenallen (Post 530051)
If one was to use LED H7's for the fogs in this hack, what wattage is recommended? Everything from 50W to 150W is available in the H7 range. I know the halogens are 50W but not sure if the leds would equate to same wattage.

Also I was thinking of replacing my Halogen dims with Led versions. Would 50W be recommended here also? I'm kind of confused as to why 80 & 150W are available so easily.




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I'm using these, 60w, only SLIGHTLY bluish. makes a nice contrast with the Litronics.

https://www.amazon.com/gp/product/B01HO8TK4W/ref=oh_aui_detailpage_o02_s00?ie=UTF8&psc=1
http://986forum.com/forums/uploads02...1489499917.jpg

itskenallen 03-14-2017 06:22 AM

Quote:

Originally Posted by Justin327 (Post 530135)

Very nice.. All H7 leds are 6000k ish afaik. Ideal colour imo.

Btw..any pics in daylight?

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kallie 03-14-2017 11:29 AM

Uk
 
Hi guys, Has anyone done this hack in the UK, Europe or Australia? Reason I ask is, I just cannot get it to work, I know the fuse and relay location differ from the US.
The relay is in position 24 and the fuse is in position A7 on a UK car.
Any ideas PLEASE...
Regards Carl

itskenallen 03-14-2017 11:58 AM

Quote:

Originally Posted by kallie (Post 530175)
Hi guys, Has anyone done this hack in the UK, Europe or Australia? Reason I ask is, I just cannot get it to work, I know the fuse and relay location differ from the US.
The relay is in position 24 and the fuse is in position A7 on a UK car.
Any ideas PLEASE...
Regards Carl

Thinking about doing it myself very shortly but dont have fusetaps at hand.
if i had i could try it out tomor. Im in Ireland btw

itskenallen 03-14-2017 12:00 PM

Quote:

Originally Posted by savinor (Post 181352)
I wanted DRL but did not want to use the low beams (Litronics) on my 2000S. My approach is to use the front Fog Lights as the DRL using LED bulbs which I purchased at auction. Of course the OE H7 bulbs can also be used.

The hack involves a single jumper wire between the Fog light relay and the Fog light fuse. Now the Fog lights go on and off with the ignition switch and are switched off when the high beam headlights go on.

Required Materials:

(10) inches of 16 gauge insulated wire

(2) Fuse taps, Radio Shack P/N 270-1204

(2) female Quick Disconnectors, Radio Shack P/N 64-3131

Procedure:

1. Strip the wire ends and crimp on the Quick Disconnects.

2. Plug in a fuse tap to each of the Quick Disconnects.

3. Locate the Fog light relay in the panel above the Fuse panel. It is #12, the far left relay in the second row from the bottom.

4. Attach one of the fuse taps to pin 86 of the relay. Bend the tap to conform to the bottom of the relay. Use a piece of electrical tape to hold the wire to the side of the relay.

5. Return the relay to position #12 and run the other end of the wire to the top of the fuse panel.

6. Remove the Fog light fuse, 25 Amp, #7 (top row, 4th position from the right) from the fuse panel. Slip the fuse tap on the wire end to the upper leg of the fuse.

7. Return the fuse with the tap up into position #7.

You're done.

Anyone got any pics of the fuse tap attached to the relay?
Might have to improvise here as im having trouble locating some fuse taps

kallie 03-14-2017 12:56 PM

I made a diy fuse tap

kallie 03-14-2017 12:59 PM

http://986forum.com/forums/uploads02...1489525141.jpg

kallie 03-14-2017 01:08 PM

This is just and old relay but hopefully you'll get the ideahttp://986forum.com/forums/uploads02...1489525650.jpg

itskenallen 03-14-2017 01:19 PM

Quote:

Originally Posted by kallie (Post 530187)
This is just and old relay but hopefully you'll get the ideahttp://986forum.com/forums/uploads02...1489525650.jpg

That's perfect Carl thx. Ur just connecting that pin to the fuse so. That's no biggie. Can u point me to where the relay and fuse are located and I'll give it a whirl tomoro?

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Justin327 03-15-2017 07:18 AM

Thanks, no daylight pics yet, I'll snap some if the sun's still up when I get home.

Quote:

Originally Posted by itskenallen (Post 530139)
Very nice.. All H7 leds are 6000k ish afaik. Ideal colour imo.

Btw..any pics in daylight?

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kallie 03-15-2017 10:53 AM

Fuse is top row number 7
Relay is in location 24 http://986forum.com/forums/uploads02...1489603954.jpg

itskenallen 03-15-2017 12:26 PM

Quote:

Originally Posted by kallie (Post 530265)
Fuse is top row number 7
Relay is in location 24 http://986forum.com/forums/uploads02...1489603954.jpg

It was raining here today so I couldn't go at mine. Are u sure its relay 24? What pin did u tap to?

Is there any relay in position 12? (I know it says USA/Japan) but worth a try.

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kallie 03-15-2017 12:44 PM

I've got no relay in position 12
I've tapped from/to pin 86 on the relay

itskenallen 03-15-2017 01:58 PM

Not sure if pin 86 is same in UK cars as it is in US cars. Maybe that's the issue.

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kallie 03-16-2017 12:55 PM

Good point, but I think relays will be standard all over the world so I would have thought that the pin (86) will be the same with the same function, but the wiring of the car is different and thats where the problem is.

Auto-electrics makes me loose the will to live...

itskenallen 03-20-2017 09:25 AM

Kallie... Just checked mine and it looks nothing like the pic u showed above. I pulled out the relay in location 24 and my fog lights still work so I'm guessing our UK cars must be different. Also, my fuses are not above the relays like shown in the pic either. They are in a separate panel below it.

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itskenallen 03-20-2017 09:34 AM

This is my car

https://uploads.tapatalk-cdn.com/201...252a1b7ebb.jpghttps://uploads.tapatalk-cdn.com/201...3f48580fbd.jpg

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particlewave 03-20-2017 12:36 PM

1 Attachment(s)
Quote:

Originally Posted by itskenallen (Post 530854)
Kallie... Just checked mine and it looks nothing like the pic u showed above. I pulled out the relay in location 24 and my fog lights still work so I'm guessing our UK cars must be different. Also, my fuses are not above the relays like shown in the pic either. They are in a separate panel below it.

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You don't have a relay in position 24. You probably pulled relay 18. Look at the pictures again. Position 24 is a bridge point, not a relay.
UK cars do not have a fog light relay. ;)

itskenallen 03-20-2017 01:26 PM

Nice one Particlewave. That would explain it. Going by your picture above, I pulled relay 19.

So, any ideas?


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particlewave 03-20-2017 02:15 PM

Quote:

Originally Posted by itskenallen (Post 530884)
Nice one Particlewave. That would explain it. Going by your picture above, I pulled relay 19.

So, any ideas?


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Do you just want the fog lights on at all times when the ignition is on?
If so, pull the headlight switch and connect a jumper wire between the violet wire and the yellow with white stripe wire, which are both on the headlight switch connector (back of switch - do not sever them from the switch, just jump between them).

That will do it on UK cars. ;)

particlewave 03-20-2017 02:38 PM

Use wire taps like this...

http://986forum.com/forums/uploads02...1490049476.jpg

particlewave 03-20-2017 02:39 PM

And do this... :D

http://986forum.com/forums/uploads02...1490049556.jpg

itskenallen 03-20-2017 02:47 PM

Quote:

Originally Posted by particlewave (Post 530891)
Do you just want the fog lights on at all times when the ignition is on?
If so, pull the headlight switch and connect a jumper wire between the violet wire and the yellow with white stripe wire, which are both on the headlight switch connector (back of switch - do not sever them from the switch, just jump between them).

That will do it on UK cars. ;)

You sir, are a genius. Thank you.

With this mod, will the fogs switch off when the running lights are switched on like the relay hack?

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particlewave 03-20-2017 03:12 PM

The original mod only shuts them off when the high beams are on.

Unfortunately, this is a function of the fog light relay, so no. They would be on anytime the ignition is on. You could easily achieve this by adding a relay, though. If you get that far and want to add a relay that shuts them off when the parking lights, dipped beams or high beams are on, I can give you instructions.

itskenallen 03-21-2017 05:46 AM

Quote:

Originally Posted by ls1ac (Post 440246)
found the power to the wiper (black/white)http://986forum.com/forums/uploads01...1426357503.jpg

Ive decided to go this route as the hack isn't as straight forward for us in the UK as it is in the US. Leds and controller for less than €25.https://uploads.tapatalk-cdn.com/201...15b0ff7339.jpg

kallie 03-21-2017 01:33 PM

Quote:

Originally Posted by particlewave (Post 530904)
The original mod only shuts them off when the high beams are on.

Unfortunately, this is a function of the fog light relay, so no. They would be on anytime the ignition is on. You could easily achieve this by adding a relay, though. If you get that far and want to add a relay that shuts them off when the parking lights, dipped beams or high beams are on, I can give you instructions.

If one uses LED replacement bulbs in the fog lights, will it matter if they are on all the time if you uses dipped or high beam?

particlewave 03-21-2017 01:49 PM

Quote:

Originally Posted by kallie (Post 531011)
If one uses LED replacement bulbs in the fog lights, will it matter if they are on all the time if you uses dipped or high beam?

I don't see why it would hurt anything.
Just keep in mind that some LED bulbs still get hot, so monitor the lens temp for the first few weeks (just touch the headlight in front of/above the fog light to make sure it's not too hot).

I think it would be just fine. :)

kallie 03-22-2017 09:13 AM

Many thanks for that. I'll definitely going to try that. I'm away for the next few weeks but will keep you updated.

itskenallen 03-24-2017 09:58 AM

Quote:

Originally Posted by ls1ac (Post 440246)
found the power to the wiper (black/white)http://986forum.com/forums/uploads01...1426357503.jpg

I got a kit like this and the controller has one wire to go to "headlight/dashlight" so they dim when the headlights are switched on.
Where's the best/easiest place to run this wire to considering one end goes directly to the battery?
Particlewave..u might be able to answer this as ur good with the electrics.

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particlewave 03-24-2017 10:57 AM

Since you'll be going behind the bumper, I'd just tap into the headlight low beam wire in either fender. For the low (dipped) beam, right fender wire is yellow, left fender wire is yellow with black stripe. ;)

itskenallen 03-24-2017 12:34 PM

Quote:

Originally Posted by particlewave (Post 531372)
Since you'll be going behind the bumper, I'd just tap into the headlight low beam wire in either fender. For the low (dipped) beam, right fender wire is yellow, left fender wire is yellow with black stripe. ;)

Are these the wires running outside the headlight and near the socket for removing the unit?

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particlewave 03-24-2017 01:04 PM

No. I believe those are related to the front latch, though I've never traced them.

I would go up behind the bumper, into the headlight well and to the headlight connector. Like this:

http://986forum.com/forums/uploads02/11490389422.jpg

http://986forum.com/forums/uploads02/21490389453.jpg


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