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rayxjr



Member Since: 14 Jan 2012
Location: southampton
Posts: 10

2007 Freelander 2 TD4 SE Manual Santorini Black
Will LR OEM towbar Electrics work without programming

Hi all.

Will a LR oem towbar electrical pack work without programming at the dealers? I understand that the parking sensors etc will continue to behave as normal but should the vehicle put the correct outputs to the relative pins on the towing socket or does the programming magically let power to the towbar ecu?

Any help would be apreciated as I need to tow tomorrow and I've got no trailer lights!!

Post #136466 16th Mar 2012 5:28 pm
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ad210358



Member Since: 12 Oct 2008
Location: Here and There
Posts: 7464

England 

You should have lights ok, the programming is just a bit of fine tuning, it consists of,
A. The Trailer indicator warning light in the display is enabled.
B. The rear Fogs will be disabled on the towcar.
C. The reversing sensors will be disabled.

It has been said though that the Freely's with an Auto Box, when the 12n plug is inserted it will put the vehicle in to sort of Sport Mode Question

I think that is just about it, I'm sure if I've missed anything some one will add to it.

Post #136470 16th Mar 2012 5:45 pm
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rayxjr



Member Since: 14 Jan 2012
Location: southampton
Posts: 10

2007 Freelander 2 TD4 SE Manual Santorini Black

I have checked the voltage from the pins. Ignition on gives me about 4 volts on all pins Except earth). Doesn't make any difference if the pin is supposed to be live with 12v i.e lights or indicators. Checked with a meter but appears to be no short circuits anywhere. I have been told that the 4v is need to give feedback to the ECU but this could be total rubbish.

Post #136472 16th Mar 2012 5:52 pm
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dpcwright



Member Since: 04 Feb 2011
Location: Cambridge
Posts: 70

United Kingdom 2011 Freelander 2 SD4 XS Auto Baltic Blue

When I put the LR electrical package on my FL2 nothing worked until the dealer switched it on (£57 worth)

Post #136555 17th Mar 2012 9:53 am
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c.kempy



Member Since: 22 Nov 2011
Location: Essex
Posts: 32

Hi I have just fitted the dedicated 13pin wiring harness from PFJones, cost about £150. It stated on the ad that it would not work without programming. However after fitting, all the lights on the caravan/ect work fine, the dash trailer light works and even the car fog light gets cancelled when the caravan one is on. In fact the only thing that is not right is the rear sensors still activate, but i can live with that using the dash button.
Also my local LR specialist only wanted £30 to program but i wont bother just for the sensors.
It was also a complete doddle to fit, just plug into the csr hsrness and plug in a couple of new fuses into the original fuse box.

Post #136619 17th Mar 2012 9:50 pm
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BrianAbbott



Member Since: 28 Dec 2010
Location: Teesdale
Posts: 169

United Kingdom 2011 Freelander 2 SD4 GS Auto Ipanema Sand

dpcwright wrote:
When I put the LR electrical package on my FL2 nothing worked until the dealer switched it on (£57 worth)


I had the official JLR wiring harness fitted when I got a towbar. The only difference I noticed was that the reversing sensors were active even with something attached. I got it 'coded for towing' at may last service FoC and that was all it needed. Brian

MY11 FL2 SD4 GS
Extras to same spec as XS apart from the Satnav, plus Xenons.
Ipenema Sand, Ebony.

Post #136630 18th Mar 2012 6:37 am
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mudslinger



Member Since: 10 Jun 2010
Location: Deep in a cave in the hills
Posts: 1035

Wales 2014 Freelander 2 SD4 HSE Lux Auto Sumatra Black

ad210358 wrote:
You should have lights ok, the programming is just a bit of fine tuning, it consists of,
A. The Trailer indicator warning light in the display is enabled.
B. The rear Fogs will be disabled on the towcar.
C. The reversing sensors will be disabled.

It has been said though that the Freely's with an Auto Box, when the 12n plug is inserted it will put the vehicle in to sort of Sport Mode Question

I think that is just about it, I'm sure if I've missed anything some one will add to it.


Do not let C G know about the 12n plug mod, or he will be selling the RRS getting another Freelander and buying a caravan, just to go faster !!! Wales
Were the mud is thicker, and the ruts are deeper.
(And we have the water to wash it off, and more on the way..! )
Sd4 and chrome Ar*e piece, Auto box for best fun
09 Xs Gone
12 xs Gone
HSE with Leather seats and 4 years warrenty.. staying for now !

Post #136638 18th Mar 2012 7:27 am
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