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Annagain

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ROG I tried PMing you but it says you've xhosen not to receive them. (Probably to avoid questions like this!) I'm hoping you can help me with an issue I've been having recently with my trailer (or I think more likely my Discovery)

I tow with my other half's Discovery van. He's a Land Rover nut who does a lot of off-roading so it's got all terrain tyres and a winch on the front. (I wonder if these might be relevant?)

When I tow my Ifor Williams 510 with it, normally with two big horses on it (about 1300 -1400kgs in total) if I go downhill, even a very slight slope at more than 50mph it starts to snake. I don't drive fast on the motorway and only go at 55mph to keep up with lorries to avoid them overtaking me as I think this keeps the traffic flowing better.

It's not snaking massively (It always stays within the lane I'm in) and I've always recovered it fairly quickly but it's very disconcerting and I'm beginning to lose faith with it. I've towed for many years without trouble and I'm always careful with tyre pressures on the trailer and the car (My other half is a traffic cop so is very hot on these things!) I've towed this trailer with other cars and other trailers with this car, but it seems to be a combination of this car and trailer that's causing the snaking. We've had the Discovery a year but I've not done much towing as my horse was on box rest for 6 months of the last year.

My OH is adamant there is nothing wrong with either his beloved Land Rover or the trailer and I'm being paranoid, but if I am, so is my passenger - we both know that it's happening!

I wonder if the big tyres, and the weight of the winch on the front is causing the back end and therefore the tow bar to be higher than it should be - lifting the front of the trailer too high and putting too much weight on the back axel of the trailer? It looks fairly level but it's all I can think of? The towbar is on its lowest setting, but it does seem higher than the one on my friend's disco.

Also after towing for about 45 minutes the ACE light comes on on the dashboard. It's been checked and the garage (landrover specialists) can't even find a reading on the computer to indicate the light's come on, let alone a fault. It always goes off if I turn off the engine and start again and then I have another 45minutes before it comes on.

I would normally ask my OH about these things as he's very knowledgeable being a traffic cop and land rover nut, but he's so dismissive when I try to tell him there's a problem and I'm sure there's something wrong. He's never with me when I have the horses on the trailer as he's allergic to them so he only has what I tell him to go on. I'm not a nervous driver and he knows that, but I'm getting nervous about towing on motorways now. Have you got any ideas what the problem could be?

I have wondered if it is just the weight of the horses but even with 1400kgs on a 1ton trailer, it should be well within the capabilities of the Discovery? I'm happy to drive more slowly if that's the answer (I now go down to 40 and 3rd gear at the top of a hill to avoid picking up speed, but I know this isn't really safe for a motorway!) and I don't want to ignore a serious problem if there is one. I appreciate it's difficult without seeing it but if you have any ideas about what I should be looking for, that would be a big help.

Many thanks for reading
 
Glad you asked on an open forum because I have no idea as to why this is happening

It certainly seems that the legal weights are ok

I just hope that someone else had these issues in the past and can guide you in the right direction
 
I had a issue with my Kia sorento and my 510 when i recently changed from a jeep Cherokee. I bought a drop plate and lowered the tow ball, that sorted my issue.
My husband did send me out with a spirit level to try and see how level the whole lot was sitting, but to be honest I have never got on a space big enough for the whole lot to be sat level! i live in yorkshire lol. Hopefully others will have some useful advice, coz I like you was getting very concerned and worried.
 
I so hope you don't mind me asking this question...but....is it in 4wd ......or is the 4wd becoming disconected?
This happened to a friend of mine...even the garage didn't believe her.....but when you drove it with an empty trailer the size of yours this happened...the 4wd disconnecting in the middle somewhere made the disco drive like it was a bendy bus in the middle...hence snakey trailer....
Worth a look?
Bryndu
 
Hi

You have two replies from the Landy people


1.

Well the tyres may make a difference depending what sort they are.
Has it been lifted as this could cause an issue if the ball hasnt been lowered.

You could also be looking at worn bushes or worn shocks.

Get your other half to drive it when loaded so he knows what is going on he dosnt have to get that close to the horses.


2.

How a trailer is loaded is very important, your trailer should be loaded with a nose weight of about 5-7% of the total trailer weight. Too much or too little weight on the hitch can cause snaking. Another thing to check is the brakes on the trailer. It only takes a very small left/right imbalance to make the outfit very unstable when slowing down or going downhill.
 
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