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45-55mph Steering Issue - Input/Suggestions/Help Required.
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1967jester
 


Member Since: 05 May 2010
Location: Usually in the North East though I have been known to travel
Posts: 4484

England 2015 Discovery 4 3.0 TDV6 HSE Lux Auto Fuji WhiteDiscovery 4

" front corner air suspension height reading at the speed it occurs just to check that the air bag is ok"
How do I get to do that?

Steering rack next on the check list to do as a donor, initial visual looks to be ok.
 Paul.

06 Java Black HSE - gone
12 Baltic Blue HSE - gone
15 Fuji HSE Lux
Club Biscuits, mmmm nice!
Traxide/Luna hybrid & Yellow top
Some Prospeed bits
+ some other stuff
Club N.E.R.D.s. 
 
Post #102661331st Dec 2012 11:05 am
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character
 


Member Since: 31 Dec 2007
Location: wiltshire
Posts: 5781

United Kingdom 2005 Discovery 3 TDV6 S Auto Alaska WhiteDiscovery 3

needs to be driven whilst IDS/SSDS is plugged in.

going back to the wheel alignment, has this been done to LR spec, ie put in to tight tollerance as there has been a heck of alot of "4 wheel alignments" done by tyre shops that seem to be doing a d3 as any other vehicle.

From personal experience I had mine done twice by inde (or their agent) and then done correctly by LR which if I recall took around 2 hours to do/set up the suspension etc.

just a though........I assume you've checked the height of the air suspension for any obvious differences:

on flat ground with all doors closed and the car running (nothing in the boot of any weight)
1) take a tape measure and measure from the centre wheel cap of each wheel to the underside of the plastic wheel arch. Any large differences might indicate a soon to fail height sensor or that it needs recalibrating as the car.

just another thought.....the wheels are OEMLR I assume and NOT after market OR COPIES ie they have all the correct part no's etc

2) does the vehicle automatically brake using traction control (ie alittle amber triangle might flash on for a fraction of a second - could be a symptom of the above as the car thinks its cornering even though its in a straight line, check tyre pressures and swop wheels over corner to corner

My thoughts are more towards software/recalibration of something like height sensors/possible replacement if yer tech can see no obvious wear of mechanical parts.

One thing you've not mentioned is are there any fault codes logged ? Does yer inde have autologic or LR IDS?

Might be worth paying for a days access to topix.co.uk to see what tech bulletins are listed by LR for such an issue?

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Post #102668431st Dec 2012 1:30 pm
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GSLRO
 


Member Since: 10 Sep 2008
Location: Sunderland
Posts: 1279

England 

Paul is using a franchised Land Rover garage. And to be honest they have been great with him, unfortunately the D3 has them baffled. Just as an after thought would a roof rack have any bearing on this? Just a thought Neutral
 Club N.E.R.D.s  
Post #10271201st Jan 2013 11:36 am
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1967jester
 


Member Since: 05 May 2010
Location: Usually in the North East though I have been known to travel
Posts: 4484

England 2015 Discovery 4 3.0 TDV6 HSE Lux Auto Fuji WhiteDiscovery 4
Latest Update

Just had the 4 wheel alignment done again & a slight tweak on the steering rack yesterday, steering now a lot firmer & vibration has reduced somewhat.
The vibration is still there, however hard to guage due to road conditions at the moment.
There seems to be a bit of play in the wishbones so i'm going to get those replaced, thoughts are that at some point on reconstruction the steering rack may have been returned slightly off centre, so that will be looked at at the same time, fingers crossed all this added to previous work will cure the issue.

Guys at TVLR have been awesome & getting another specialist to look is no slight on them, i just thought a different set of eyes/minds may kick things on.

I won't mention the main dealer where 1st 4 wheel was 'done' but it's not hard to work out, just another reason to add to this list of why i'll never walk through their door again.
 Paul.

06 Java Black HSE - gone
12 Baltic Blue HSE - gone
15 Fuji HSE Lux
Club Biscuits, mmmm nice!
Traxide/Luna hybrid & Yellow top
Some Prospeed bits
+ some other stuff
Club N.E.R.D.s. 
 
Post #103816619th Jan 2013 5:10 pm
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caverD3
 


Member Since: 02 Jul 2006
Location: Oberon, NSW
Posts: 6922

Australia 2012 Discovery 4 3.0 SDV6 SE Auto Fuji WhiteDiscovery 4

Seering angle sensor seems may be causing stability control to activate when it shouldn't. Idea Calibrate and check for damage to wiring?
 â€œThere are only three sports: bullfighting, motor racing, and mountaineering; all the rest are merely games”
Ernest Hemmingway
D4 3.0 Active Diff, Adaptive Lights, High Beam Assist, Surround Cameras, Privacy Glass.
D3 2.7:Adaptive Headlights,Electronic Rear Diff,ARB Bar,Blaupunkt Speakers,JVC Powered Subwoofer,Removable Snorkel,Mitch Hitch,Pioneer After Market Head Unit,Steering Wheel Control Adaptor,Remote Adjustable Supension Rod System, Taxside Dual Battery System. 
 
Post #103837819th Jan 2013 9:57 pm
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1967jester
 


Member Since: 05 May 2010
Location: Usually in the North East though I have been known to travel
Posts: 4484

England 2015 Discovery 4 3.0 TDV6 HSE Lux Auto Fuji WhiteDiscovery 4

Cheers chaps, will pass onto garage on Mon
 Paul.

06 Java Black HSE - gone
12 Baltic Blue HSE - gone
15 Fuji HSE Lux
Club Biscuits, mmmm nice!
Traxide/Luna hybrid & Yellow top
Some Prospeed bits
+ some other stuff
Club N.E.R.D.s. 
 
Post #103839219th Jan 2013 10:18 pm
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Knockinroe
 


Member Since: 23 Mar 2014
Location: Kenilworth
Posts: 64

England 2012 Discovery 4 3.0 SDV6 HSE Auto Nara BronzeDiscovery 4

Hi Paul / Jester,

Did the wishbone bushes make any difference?

Got a wobble at 50ish when braking on my 160k mile disco3...
  
Post #137455016th Nov 2014 6:41 pm
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1967jester
 


Member Since: 05 May 2010
Location: Usually in the North East though I have been known to travel
Posts: 4484

England 2015 Discovery 4 3.0 TDV6 HSE Lux Auto Fuji WhiteDiscovery 4

Forgotten all about this.

Change of wishbones worked for a while then it came back, removed the rack & all was well, simple thing & it caused a big headache.
Different rack went on - no issues

Hope that helps
 Paul.

06 Java Black HSE - gone
12 Baltic Blue HSE - gone
15 Fuji HSE Lux
Club Biscuits, mmmm nice!
Traxide/Luna hybrid & Yellow top
Some Prospeed bits
+ some other stuff
Club N.E.R.D.s. 
 
Post #137455716th Nov 2014 6:51 pm
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Knockinroe
 


Member Since: 23 Mar 2014
Location: Kenilworth
Posts: 64

England 2012 Discovery 4 3.0 SDV6 HSE Auto Nara BronzeDiscovery 4

That's interesting... For the last 4 years the dealer has told me my rack is on the way out... Maybe it has finally given up!
I get the rapid knock-knock-knock on braking and seen the play in the bushes so I was *wishing* my steering wobble on braking at 50 was due to the wishbones...
  
Post #137468316th Nov 2014 10:05 pm
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1967jester
 


Member Since: 05 May 2010
Location: Usually in the North East though I have been known to travel
Posts: 4484

England 2015 Discovery 4 3.0 TDV6 HSE Lux Auto Fuji WhiteDiscovery 4

I didn't get knocking, just a serious wheel shake, felt a lot better in general after being done though
 Paul.

06 Java Black HSE - gone
12 Baltic Blue HSE - gone
15 Fuji HSE Lux
Club Biscuits, mmmm nice!
Traxide/Luna hybrid & Yellow top
Some Prospeed bits
+ some other stuff
Club N.E.R.D.s. 
 
Post #137470716th Nov 2014 10:57 pm
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Knockinroe
 


Member Since: 23 Mar 2014
Location: Kenilworth
Posts: 64

England 2012 Discovery 4 3.0 SDV6 HSE Auto Nara BronzeDiscovery 4

Brief update... Had the two lower wishbones replaced last November and it seems to have solved the knock-knock-knock on braking. Several months and several thousand miles and no hint of a return.... Here's hoping!
  
Post #14364613rd Mar 2015 7:55 am
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aman
 


Member Since: 09 Feb 2014
Location: London
Posts: 285

United Kingdom 2005 Discovery 3 TDV6 SE Auto Java BlackDiscovery 3

Regarding suspension heights
If the car is on a slightly sloped drive with the car off
Is is normal for the car to sit slightly to one side?
eg
front left floor to wheel arch 78cm
front right floor to wheel arch 79cm
rear left floor to wheel arch 81cm
rear right floor to wheel arch 82cm

NB left side of car was on the side of the drive sloping slightly downwards, and the car was off.

character wrote:
needs to be driven whilst IDS/SSDS is plugged in.

going back to the wheel alignment, has this been done to LR spec, ie put in to tight tollerance as there has been a heck of alot of "4 wheel alignments" done by tyre shops that seem to be doing a d3 as any other vehicle.

From personal experience I had mine done twice by inde (or their agent) and then done correctly by LR which if I recall took around 2 hours to do/set up the suspension etc.

just a though........I assume you've checked the height of the air suspension for any obvious differences:

on flat ground with all doors closed and the car running (nothing in the boot of any weight)
1) take a tape measure and measure from the centre wheel cap of each wheel to the underside of the plastic wheel arch. Any large differences might indicate a soon to fail height sensor or that it needs recalibrating as the car.

just another thought.....the wheels are OEMLR I assume and NOT after market OR COPIES ie they have all the correct part no's etc

2) does the vehicle automatically brake using traction control (ie alittle amber triangle might flash on for a fraction of a second - could be a symptom of the above as the car thinks its cornering even though its in a straight line, check tyre pressures and swop wheels over corner to corner

My thoughts are more towards software/recalibration of something like height sensors/possible replacement if yer tech can see no obvious wear of mechanical parts.

One thing you've not mentioned is are there any fault codes logged ? Does yer inde have autologic or LR IDS?

Might be worth paying for a days access to topix.co.uk to see what tech bulletins are listed by LR for such an issue?

Thumbs Up
  
Post #153461824th Sep 2015 9:03 pm
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Alan B
 


Member Since: 12 Feb 2013
Location: Fife
Posts: 6528

Scotland 2007 Discovery 3 TDV6 XS Manual Stornoway GreyDiscovery 3

Aman,
I'd say your drive slopes 10mm over the 2m or so width of car to allow water to run away.
Get a long straight edge with spirit level on it to check from where you took your measurements.

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 D3 57 xs Stornaway grey
D2 02 commercial silver gone but a great servant and won't be forgotten

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Post #153464324th Sep 2015 9:31 pm
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aman
 


Member Since: 09 Feb 2014
Location: London
Posts: 285

United Kingdom 2005 Discovery 3 TDV6 SE Auto Java BlackDiscovery 3

Hi Alan
Yes my driveway probably slopes more than 10mm across the width of the car - maybe even 100mm
But shouldn't the distance between the ground and my wheel arches be the same on both sides - even if the ground is sloping?
I took the measurements from the floor next to each wheel - to the underside of each arch
Cheers
  
Post #153465224th Sep 2015 9:37 pm
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Alan B
 


Member Since: 12 Feb 2013
Location: Fife
Posts: 6528

Scotland 2007 Discovery 3 TDV6 XS Manual Stornoway GreyDiscovery 3

Not 100%
Best try it on level ground.
Not much use I know but I'm no techie

Embarassed Thumbs Up
 D3 57 xs Stornaway grey
D2 02 commercial silver gone but a great servant and won't be forgotten

Iid Bluetooth 
 
Post #153466124th Sep 2015 9:55 pm
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