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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

Turbo Gone?

Evening all, new member here. I couldn't see an into section so apologise for coming straight in with a plea for help. We're a bit of a Land Rover family (for our sins) with two Disco 2s (one being mine), a Freelander 1 and a 2004 Range Rover Vogue which is my Dad's and obviously my reason for signing up!

Now onto the issue. He reported a lack of power going up hills recently, then when my mum was using it she said she was overtaking on the dual carriageway and lost most of the power and could only maintain 50mph.

A bit of googling which bought up some very helpful posts from here and other forums, plus a humm coming from the nearside rear led me to think perhaps the secondary external fuel pump might be the culprit and seemed a cheapy and easy place to start. Whilst reading I'd also noticed a post here about the crankcase breather filter so ordered one of them as well.

Fitted the new pump today and all went well. Whilst ticking over and checking for leaks I did notice that perhaps she was smoking a little more than normal which concerned me. Anyway time for a test drive, got just out of the drive and put my foot down to be greated with a rapid squeak squeak squeak coming from the turbo area. Look in the rear view mirror and plooms of thick white smoke. Quickly turned around and limped home as gently as possible.

Left the engine running whilst I quickly inspected under the bonnet. Couldn't see any loose hoses but it was getting dark and not easy to see. Remembered about the crankcase pressure issue so eased the dipstick out and it spat a column of oil so quickly put it back and shut her down.

After she'd been left to settle and cool down I checked the oil level and it was just below the minimum.

I'm fearing the worst and the turbo has gone. What do you guys think? Any advice appreciated.

Thanks in advance Thumbs Up

Post #241117 8th Feb 2014 9:23pm
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GraemeC



Member Since: 01 Jul 2012
Location: Chester
Posts: 836

United Kingdom 2007 Range Rover Vogue SE TDV8 Zermatt Silver

Firstly, welcome!!

Plumes of white smoke are common with turbo failures as oil leaks past the seals and into the engine - I had one go in a traffic jam once, very embarrassing, I looked like a James Bond car deploying a smoke screen !

I would get it to a garage asap. Presuming its a TD6? 2007 Zermatt Silver TDV8 Vogue SE - now sold but was a great car!

Post #241140 8th Feb 2014 9:48pm
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mjdronfield



Member Since: 04 Nov 2011
Location: Derbyshire
Posts: 7774

United Kingdom 2011 Range Rover Vogue SE TDV8 Buckingham Blue

Since it's Sunday tomorrow and garages prob shut, I'd have a look at the crankcase breather filter.

You've already done a search so you should know how to get to it. Hopefully it's totally oiled up and you may be lucky....... Worth a try.

Tends to get missed and causes big turbo issues.

I'd not run the car without at least the oil topped up and that checked. Just to see if the smoke has stopped.

As above, need a garage visit to be sure..... 2011 Range Rover Vogue SE 4.4 TDV8

Previous cars :
2003 Range Rover Vogue TD6
1999 Discovery Td5 ES
1995 BMW M5 3.8 6 speed
1992 Range Rover 3.9 Efi Vogue
1992 BMW M5 3.8
1988 BMW 735i SE
1989 Ford Sierra XR4x4 2.9i
1981 Ford Fiesta Supersport

Post #241162 8th Feb 2014 10:17pm
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

Thanks for the responses guys very helpful.

My Dad's actually away until Thursday so it won't be going anywhere for a while. I guess it wouldn't hurt to check the breather out and fit the new filter. Will top the oil up as well. My main concern is causing more damage, the thought of a runaway turbo is pretty scary, is that a possibility or am I being paranoid?

Oh yes sorry I didn't say, TD6. And excuse my spelling of plume Very Happy

Post #241168 8th Feb 2014 10:37pm
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mjdronfield



Member Since: 04 Nov 2011
Location: Derbyshire
Posts: 7774

United Kingdom 2011 Range Rover Vogue SE TDV8 Buckingham Blue

If the engine is running fine, I'd swap the breather for the upgraded one and top the oil up.

Maybe best left unstarted after that, or at least only driven onto a low loader. If the turbo has failed you don't want it doing any further damage.

That said, if the crankcase breather is really gummed up, you may feel you have found the cause, and want to try it after swapping it. If it was me, I'd do that and take a judgement call.

Not a turbo expert, but you may be able to access with the engine cover off and feel if it's spinning or if the bearing has gone.

Depends how much you want to find out before the garage see it. 2011 Range Rover Vogue SE 4.4 TDV8

Previous cars :
2003 Range Rover Vogue TD6
1999 Discovery Td5 ES
1995 BMW M5 3.8 6 speed
1992 Range Rover 3.9 Efi Vogue
1992 BMW M5 3.8
1988 BMW 735i SE
1989 Ford Sierra XR4x4 2.9i
1981 Ford Fiesta Supersport

Post #241175 8th Feb 2014 10:50pm
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

Hmm. I'm really in two minds to be honest. On the one hand there's a chance that it's really gummed up, and fitting a new breather filter might bring her back to life. On the other hand I could be making the situation worse by running her afterwards to check. Neutral

Post #241187 9th Feb 2014 12:03am
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mick-ne



Member Since: 30 Nov 2013
Location: durham
Posts: 133

England 2004 Range Rover Vogue 4.4 V8 Java Black

Hi and welcome, smoke and squealing sounds like typical turbo symptoms to me. Be very very careful a runaway turbo usually ends in total engine failure.

Post #241202 9th Feb 2014 8:38am
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northernmonkeyjones



Member Since: 24 Mar 2012
Location: derby
Posts: 8499

United Kingdom 2016 Range Rover Autobiography SDV8 Santorini Black

Dont know if its possible to get a runaway engine with modern direct injection, fair enough with direct driven mechanical
Diesel pumps, if a stop solenoid fails the it could happen, but surely If you cut the power to a modern electrically driven fuel
Pump the fuel flow will stop, injectors will stop injecting and no more fuel = no more go.

Just an idea. Still wouldnt start it through fear of ingesting bits of turbo into the engine. There is nothing that can't be fixed with a hammer😜😜
FFRR 4.4 SDV8 Autobiography Santorini Black.
Fiat 500x 1.4 multiair Lounge 2015
2010 LR D4 Commercial 2.7 TDV6

Post #241204 9th Feb 2014 8:50am
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essexfarmer



Member Since: 04 Nov 2011
Location: Essex
Posts: 51

United Kingdom 2012 Range Rover Vogue SE TDV8 Santorini Black

I could be wrong here but I thought that a runaway engine due to turbo failure was caused by the engine running on its own oil rather than diesel. 12MY Black FF VSE
12MY Orkney Grey HSE Lux RRS

Post #241209 9th Feb 2014 8:55am
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

Found this description on wiki

Quote:
In many vehicles, a crankcase breather pipe feeds into the air intake to vent the crankcase; on a highly worn engine, gases can blow past the sides of the pistons and into the crankcase, then carry oil mist from the crankcase into the air intake via the breather. A diesel engine will run on this oil mist, since engine oil has the same energy content as diesel fuel, and so the engine revolutions increase as this extra "fuel" is taken in. As a result of increased revolutions, more oil mist is forced out of the crankcase and into the engine, and a feedback loop is created. The engine reaches a point where it is generating so much oil mist from its own crankcase oil that shutting off the fuel supply will not stop it, and it will run faster and faster until it is destroyed.


I'm still none the wiser though tbh!

I've been pondering this and my thoughts at the moment are fit the new filter, top the oil up then just let it tickover for a while. Hopefully this will give the turbo some much needed oil and may just rescue the bearings. If the problem has been cleared once the engine is warm it shouldn't smoke anymore. Then I might have the confidence to take it for a spin. If it continues to smoke whilst ticking over I'd probably shut it off and wait for the garage to diagnose further. Does that sound sensible? I'm hopefully that just letting it tickover wouldn't cause too much more damage if the turbo is already past repair?

Post #241216 9th Feb 2014 9:19am
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essexfarmer



Member Since: 04 Nov 2011
Location: Essex
Posts: 51

United Kingdom 2012 Range Rover Vogue SE TDV8 Santorini Black

Orch, what I was trying to say is that when you get a runaway engine there is no way to stop it, if it's feeding on its engine oil it will continue to race until it either runs out of oil or melts down, it may be possible to stop a manual car by stalling it but not an auto. Don't want to worry you just clarify what I was trying to say. 12MY Black FF VSE
12MY Orkney Grey HSE Lux RRS

Post #241221 9th Feb 2014 9:31am
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

Thanks mate. That was my understanding of it but needed it clarified. That would be a disaster. It's an auto as well.

Post #241222 9th Feb 2014 9:33am
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

To be honest, as a diesel auto driver myself, I find it quite concerning and baffling that there isn't some sort of air shut off valve in case this happens. Imagine this happening whilst out on the road in drive! brrr.

Post #241223 9th Feb 2014 9:35am
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Cam-Tech-Craig



Member Since: 03 Aug 2011
Location: Gloucestershire
Posts: 16263

England 2015 Range Rover SVAutobiography SDV8 Loire Blue

They are all Auto's sir Neutral

Post #241227 9th Feb 2014 9:46am
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Orch



Member Since: 08 Feb 2014
Location: SP
Posts: 12

I thought they might be after typing that. Oh well, as it's not my car I've never researched them before.

Does anyone have any recommendations for reconditioned turbos? I found this one which seems very reasonable pricewise but not sure what I'm looking for quality wise - http://www.ebay.co.uk/itm/Turbocharger-Lan...1013388547

Would it be a case of getting that turbo, a new gasket kit, then paying for the labour to fit and flush out the EGR/intercooler system?

That doesn't sound as bad as I was fearing tbh.

Post #241234 9th Feb 2014 9:59am
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