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TDV6 broken crank?
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GraemeS
 


Member Since: 17 Mar 2008
Location: NSW
Posts: 706

Australia 2010 Discovery 4 3.0 TDV6 SE Auto Nara BronzeDiscovery 4

Bushwanderer wrote:
Is it possible that the detuning is, at least partly, accomplished using a different crank?

It wouldn't be a 3.0L then unless the bore diamerter was changed as well. Only different software I suspect.
  
Post #69271714th Sep 2010 2:32 am
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DiscoStu
 


Member Since: 09 Apr 2006
Location: London
Posts: 11412

England 

Yes, engines are the same, only the software changes.

There are only 2 crank derivative - 2.7 & 3.0
 Disco 5 HSE Lux
https://www.youtube.com/watch?v=peyiqaJrmMU 
 
Post #69272414th Sep 2010 6:56 am
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jonesy63
 


Member Since: 17 Oct 2006
Location: Didn't we have a lovely time, the day we went to ...
Posts: 848

Australia 2011 Discovery 4 TDV6 Base 7 Seat Auto Fuji WhiteDiscovery 4

DiscoStu wrote:
Just a thought - Ford Australia now use the TDV6, can you get a crank through them? A short block won't work due to oil pickup issues.

Not yet - only test mules about with the oil burner donk. I doubt a crank would be available through Ford for a while yet.
  
Post #69284814th Sep 2010 2:04 pm
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muddymatt
 


Member Since: 20 Apr 2009
Location: Northland
Posts: 25

New Zealand 2006 Discovery 3 TDV6 HSE Auto Alaska WhiteDiscovery 3

Hi all,

Thanks for all the input and pics of cranks!!

Local indy has had a look and listen and his initial thoughts are it is possibly a top end noise and maybe injector related. Apparantly on test book one injector is peaking at over 1400 and thats not good.

He is off for a knee op this week but his team are gonna pull the rocker / cam cover on that side and see what they can find.

Here's hoping. I'll keep the forum informed.

Cheers,

Matt
  
Post #69296814th Sep 2010 8:53 pm
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caverD3
 


Member Since: 03 Jul 2006
Location: Oberon, NSW
Posts: 6922

Australia 2012 Discovery 4 3.0 SDV6 SE Auto Fuji WhiteDiscovery 4

jonesy63 wrote:
DiscoStu wrote:
Just a thought - Ford Australia now use the TDV6, can you get a crank through them? A short block won't work due to oil pickup issues.

Not yet - only test mules about with the oil burner donk. I doubt a crank would be available through Ford for a while yet.


Or Citroen or Peugot?
 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 #69303515th Sep 2010 1:52 am
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LeighW
D3 Decade 


Member Since: 31 Jan 2006
Location: Brisbane, AUS
Posts: 916

Australia 2006 Discovery 3 TDV6 S Auto Bonatti GreyDiscovery 3

Don't forget also the diesel Jag has the same engine albeit with the twin turbos...
 LeighW

The old girl is on her third engine...
* first ran a bearing (design failure in original engine)
* second had a failure of the water outlet on top of the engine (pls check yours) 
 
Post #69304115th Sep 2010 3:06 am
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Bushwanderer
 


Member Since: 27 Nov 2007
Location: Northern Rivers, NSW, Australia
Posts: 2050

Australia 2005 Discovery 3 TDV6 S Manual Buckingham BlueDiscovery 3

GraemeS wrote:

It wouldn't be a 3.0L then unless the bore diamerter was changed as well. Only different software I suspect.


Good point, Graeme . Embarassed
 The Bearded Dragon  
Post #69304515th Sep 2010 4:15 am
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caverD3
 


Member Since: 03 Jul 2006
Location: Oberon, NSW
Posts: 6922

Australia 2012 Discovery 4 3.0 SDV6 SE Auto Fuji WhiteDiscovery 4

I seem to remember, someone in Ireland ordered the D3 with the 2.7L engine and they changed to the detuned 3.0L and his was delivered with the detuned 3.0L engine. Others were offered the 3.0L standard tune FOC when they changed but he was told his had to go back to factory to change it as the manifold is different. Question

Can't find the post though.
 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 #69304615th Sep 2010 4:53 am
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DiscoStu
 


Member Since: 09 Apr 2006
Location: London
Posts: 11412

England 

Right -

The 2.7 crank was NOT changed when the 3.0 (Eu5) crank was created.

The 3.0 crank has larger webbing than the 2.7 (giving it larger mass)



Am unsure of any dimensional changes at the moment, but there's nothing major.
 Disco 5 HSE Lux
https://www.youtube.com/watch?v=peyiqaJrmMU 
 
Post #69377117th Sep 2010 6:26 am
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Brede
 


Member Since: 17 Apr 2008
Location: Norway
Posts: 53

Norway 

Models
LA - Discovery 3
LS - Range Rover Sport
LA - Discovery 4
Title TDV6 (2700cc) Short Engine Replacements
Last Modified 30-SEP-2009 16:35
Category Engine
Symptom 499000 Basic Engine
Content
Issue:
A concern has been identified when replacing a short engine assembly applicable to TDV6 (2700cc) derivatives of Discovery and Range Rover Sport. The crankshaft fitted to the 2700cc TDV6 engine is now the same as the crankshaft fitted to the new TDV6 3000cc, introduced at 2010MY.

Action:
When a 2700cc TDV6 short engine is required (part number LR010297) it is therefore possible you may now receive a short engine with the new type crankshaft fitted (3000cc version). The difference being that the crankshaft bolt which attaches the crankshaft gear to the nose of the crankshaft is a different size. It is therefore important that the thread size is checked prior to fitment of the bolt. If it is found that the size required is M16 then a new bolt must be ordered, part number LR013377. The old type size was M14, but as the pitch size is the same for both bolts (1.5mm) the M14 bolt will fit the new type crankshaft but it will be very loose.

If it is found that the M16 bolt is required then the crankshaft gear must also be changed (use part number LR005996) as it requires a larger clearance hole for the M16 bolt.

Procedure for replacing a short engine on 2700cc derivatives can be found in Global Technical Reference (GTR) under section 303-01C - Engine - 2.7L Diesel.
Repair Times
Discovery
12.41.04 – Short engine assembly (2700cc) – renew – 22.20hrs (Automatic Transmission)12.41.04 – Short engine assembly (2700cc) – renew - 21.70hrs (Manual Transmission)

Range Rover Sport
12.41.04 - Short engine assembly (2700cc) – renew – 21.20hrs
  
Post #69386817th Sep 2010 12:49 pm
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caverD3
 


Member Since: 03 Jul 2006
Location: Oberon, NSW
Posts: 6922

Australia 2012 Discovery 4 3.0 SDV6 SE Auto Fuji WhiteDiscovery 4

Brede wrote:
The crankshaft fitted to the 2700cc TDV6 engine is now the same as the crankshaft fitted to the new TDV6 3000cc, introduced at 2010MY.


I thought that was the case. Confused

Understood it was changed earlier though. MY08? Idea
 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 #69388417th Sep 2010 1:24 pm
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PSC
 


Member Since: 01 May 2006
Location: Johannesburg
Posts: 255

South Africa 2010 Discovery 4 5.0 V8 HSE Auto Fuji WhiteDiscovery 4

Does this not relate to the 2010MY 2.7 ? Possibly a running change for parts normalisation ?
  
Post #69397117th Sep 2010 5:07 pm
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caverD3
 


Member Since: 03 Jul 2006
Location: Oberon, NSW
Posts: 6922

Australia 2012 Discovery 4 3.0 SDV6 SE Auto Fuji WhiteDiscovery 4

Disco stu said it wasn't changed then. Maybe earlier and all under one part number now?
 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 #69409518th Sep 2010 12:26 am
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DiscoStu
 


Member Since: 09 Apr 2006
Location: London
Posts: 11412

England 

Right, facts established:

The 2.7 Crank is different from the 3.0 Crank. It has larger webbing (I'll post a couple of pics later), the end bolt diameter is different and , more crucially, the throw of the crank is different by 1mm.

The 2.7 is not, and never has been, built with a 3.0 Crank. In fact, if the 2.7 were able to take a 3.0 crank why would Ford bother building two variants?


Guess work:

Short engines are not supplied direct by Ford, they are usually rebuilt/reconditioned units - If "Title TDV6 (2700cc) Short Engine Replacements" is correct is it possible they are supplying 3.0 short engines whether its fitted to a 2.7 or a 3.0?
 Disco 5 HSE Lux
https://www.youtube.com/watch?v=peyiqaJrmMU 
 
Post #69565722nd Sep 2010 6:06 am
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countrywide
 


Member Since: 16 Sep 2007
Location: UK
Posts: 6019

United Kingdom 2016 Discovery 4 3.0 SDV6 Graphite LE Auto Unknown ColourDiscovery 4

What is that technical note that Brede has supplied about ?.
  
Post #69570122nd Sep 2010 8:33 am
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