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Nickj



Member Since: 13 Aug 2010
Location: Ipswich
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2003 Range Rover Vogue SE 4.4 V8 Java Black
Resistors to slow flash on LED 2010 lights

After many months i have decided its time to sort my double speed flashing lights on my 2010 conversion facelift. Bought a wiring kit of an extremely unhelpful bloke that should be correct for my car (2002 4.4 vogue) and after a couple of attempts am thinking about taking it to a professional.

In theory the resistors should wire between the earth and the live for the indicator at the front but this does nothing? Simples, but it still flashs twice as fast. Is there a different way to wire resistors anddoes the fact i have not fitted the back kit mean this is why they are flashing twice as fast?

On a nother note does anyone know what the five wires do by colour on the back light connector block? as i need to wire into these and have sold my lights so am unsure which to cut to wire resistors in the back?

Any help appreciated.

Post #47630 26th Jan 2011 3:01pm
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stan
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sounds like you might have the wrong resistors wired in nick, are they 25 watt ones? ... - .- -.




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Post #47636 26th Jan 2011 3:25pm
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Nickj



Member Since: 13 Aug 2010
Location: Ipswich
Posts: 262

2003 Range Rover Vogue SE 4.4 V8 Java Black

Think they are 50 if i remember correctly. Came as a kit. I even tried wiring the front ind bulbs back in line and these just flashed twice as quickly as well as the led ones. Not tackled back kit yet.

lost heart in the car a little so not done much over last couple of months but enjoying again now. My air suspension problems seem to have gone (they were driving me nuts) with fitting 2 new tyres. One tyre was in very bad condition on inside sidewall and wonderering whether the vibration was throwing something out. shouldn't speak to soon but drive is smooth and best since i've had it (even with 24's) Wink

All front leds work as they should just the indicators a bit enthusiastic!!

Post #47641 26th Jan 2011 4:11pm
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stan
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if you have a resistor on each indicator , i just wonder if one is faulty and causes the double flash. ... - .- -.




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Post #47643 26th Jan 2011 4:21pm
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T24RES



Member Since: 22 Nov 2010
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When i've fitted resistors, they have been wired in line with the +ive. Not across the -ive & +ive. Ian

Post #47664 26th Jan 2011 7:17pm
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stan
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the resistors have to be wired in parallel as if its another bulb ..this is supposed to 'fool' the ecu into thinking there is a normal bulb there... ... - .- -.




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Post #47667 26th Jan 2011 7:23pm
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Nickj



Member Since: 13 Aug 2010
Location: Ipswich
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2003 Range Rover Vogue SE 4.4 V8 Java Black

That makes more sense to me, but the wiring diagram supplied definatly says to go across the 2 and iv'e googled fitting resistors and the posts that came up suggest wiring accross the two aswell?

Post #47669 26th Jan 2011 7:23pm
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elpeede



Member Since: 09 Mar 2010
Location: Staffordshire
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England 2003 Range Rover Vogue Td6 Zambezi Silver

Yep series not parallel.

Careful where you put them to, they can get toasty! 2010 Disco XS TDV6, 2009 Freelander 2 GS

Previous Landrover products -1990 110 TDI CSW, 2003 TD6 Vogue - RRC TD Vogue, RRC v8 Fleetline, Disco ES V8 LPG, 101 Ambulance "Morph", 1964 SIIa Auto Powered by Jag 4.2 Lump - "Percy".

Post #47670 26th Jan 2011 7:24pm
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stan
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i've put two resisters on my fogs [which i aint got now , dont ask Rolling Eyes ] and they were wired as if they were a bulb and i get no error messages now.. ... - .- -.




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Post #47672 26th Jan 2011 7:26pm
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stan
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nick, seems that series might work , why, i dont know , maybe worth a try mate. ... - .- -.




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Post #47674 26th Jan 2011 7:27pm
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Nickj



Member Since: 13 Aug 2010
Location: Ipswich
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2003 Range Rover Vogue SE 4.4 V8 Java Black

So, you reckon wiring in 'series' ( in line, in the positive) may work??

this is contracdictory to the wiring diagram but might be worth a go. http://www.matstrad.com/resistors_tech.php

My only question would be i wired the orig bulb in line eg positive and negative and both orig bulb and led indicator still flashed twice as quick?? In my eyes puuting the orig bulb should of rectified it?

Post #47680 26th Jan 2011 7:33pm
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elpeede



Member Since: 09 Mar 2010
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England 2003 Range Rover Vogue Td6 Zambezi Silver

Its all done with smoke and mirrors. Nothing to be lost in giving it a try. Putting the resistors in the way you have will actually drop the voltage across the bulb as some of the voltage will go to earth via the resistor creating heat.

Putting it in line will have the same effect as being a bulb... because a common garden bulb has a higher resistance than a LED... so by putting it in line you are keeping the voltages and current consumed the same or as close to as possible to the origional resisitance, which is what the cars systems check for to show a bulb failure.

Think of it as two hoses.. water will go through the one offering least resistance... your LED with the way you have currently wired them... then think of two narrow hoses joined together.. the water has no choice.

The only reason I can think you would want to wire them up as yo iniitally describe is if you wanted to drop the voltage at the LED.. i.e. they aren't 12 volts .. in which case they may go ping and let the magic smoke out. Dilema! Check the voltages on them first. 2010 Disco XS TDV6, 2009 Freelander 2 GS

Previous Landrover products -1990 110 TDI CSW, 2003 TD6 Vogue - RRC TD Vogue, RRC v8 Fleetline, Disco ES V8 LPG, 101 Ambulance "Morph", 1964 SIIa Auto Powered by Jag 4.2 Lump - "Percy".

Post #47682 26th Jan 2011 7:42pm
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Nickj



Member Since: 13 Aug 2010
Location: Ipswich
Posts: 262

2003 Range Rover Vogue SE 4.4 V8 Java Black

I think i got a bit lost then in the smoke and the mirrors Smile

The indicators are within original spec 2010 range rover headlight units so would of been receiving 12v.

Presumably it is suggested they are wired parrallel to drop the voltage to prevent bulb warnings??

So the concensus seems wire them in series and see what happens?

Post #47691 26th Jan 2011 8:02pm
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elpeede



Member Since: 09 Mar 2010
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England 2003 Range Rover Vogue Td6 Zambezi Silver

Whistle


Yup........ heres one I did earlier... you can clearly tell which way the car is going..


 2010 Disco XS TDV6, 2009 Freelander 2 GS

Previous Landrover products -1990 110 TDI CSW, 2003 TD6 Vogue - RRC TD Vogue, RRC v8 Fleetline, Disco ES V8 LPG, 101 Ambulance "Morph", 1964 SIIa Auto Powered by Jag 4.2 Lump - "Percy".

Post #47692 26th Jan 2011 8:09pm
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oodathort



Member Since: 01 Nov 2010
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It has to be parallel Porsche Cayenne
RR Sport TD6
Porsche 911sc
AM vanquish
AM Db7
AM DB7
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Lotus esprit V8
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Lotus esprit 2,2 turbo
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lotus excel
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lotus sunbeem
jenson interceptor
land rover series 1
MGBGT
MG Roadster

Post #47693 26th Jan 2011 8:14pm
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