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Power/acceleration issue - help please
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se19 exile
 


Member Since: 24 Feb 2017
Location: Limousin
Posts: 11

France 2005 Discovery 3 TDV6 Base 7 Seat Manual Zambezi SilverDiscovery 3
Power/acceleration issue - help please

Evening
Last couple of days I've had the following issues. Any ideas please? Taking it to an independent garage tomorrow but wondered if I'm taking a risk driving it there.
Lack of acceleration, gets up to around 1500 revs but very very sluggish. Change gear and the rev counter drops dramatically so again poor acceleration in that gear.
There was a whining noise and a little smoke coming from the exhausts on starting up yesterday for about 25 seconds but not happened since.
No warning lights on the dash. Temp etc fine.
Thanks in advance.
  
Post #18987667th Jan 2018 8:01 pm
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geoffsnook
 


Member Since: 13 Jun 2014
Location: south wales
Posts: 3169

Wales 

intercooler hoses split or your intercooler may be Thumbs Up
 Discovery 3 se gone
Range rover sport supercharged here:) 
 
Post #18987707th Jan 2018 8:10 pm
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M3DPO
 


Member Since: 22 Sep 2010
Location: Notts.
Posts: 8103

England 2014 Discovery 4 3.0 SDV6 HSE Lux Auto Corris GreyDiscovery 4

Sounds like the EGR's!- are they blanked?
 It can when others can't,
It will when others won't,
It goes where others don't. 
 
Post #18987767th Jan 2018 8:14 pm
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se19 exile
 


Member Since: 24 Feb 2017
Location: Limousin
Posts: 11

France 2005 Discovery 3 TDV6 Base 7 Seat Manual Zambezi SilverDiscovery 3

Not a scooby. How do I check?
Sorry gents, not a clue when it comes to stuff like this.
  
Post #18987897th Jan 2018 8:22 pm
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M3DPO
 


Member Since: 22 Sep 2010
Location: Notts.
Posts: 8103

England 2014 Discovery 4 3.0 SDV6 HSE Lux Auto Corris GreyDiscovery 4

If the intercooler or hose has split you will have literally a cloud of black smoke behind you and it will have little power and not rev above 2000rpm- fit new hose or intercooler.
Failed Exhaust Gas Recirculating valve(s) can vary, sometimes ok, others max revs 1200rpm with no power, easy cure on yours is to blank them off, new valves will be £100's and may fail again.
Can't diagnose the whining noise it may be just the alternator or viscose fan working overtime. Shouldn't do any harm running it except got causing a traffic jam, I'll put my money on EGR's- get them blanked Thumbs Up
 It can when others can't,
It will when others won't,
It goes where others don't. 
 
Post #18987957th Jan 2018 8:36 pm
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se19 exile
 


Member Since: 24 Feb 2017
Location: Limousin
Posts: 11

France 2005 Discovery 3 TDV6 Base 7 Seat Manual Zambezi SilverDiscovery 3

Thanks for the replies everyone.I'll update, although there appears to be a front runner. Ideas on general costs if it is the EGR? Replacing/blanking.
  
Post #18988998th Jan 2018 10:12 am
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mike23118
 


Member Since: 01 Oct 2010
Location: North Wales
Posts: 1028

Wales 2014 Discovery 4 3.0 SDV6 HSE Auto Loire BlueDiscovery 4

+1 for intercooler /hose,s
  
Post #18989228th Jan 2018 12:24 pm
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se19 exile
 


Member Since: 24 Feb 2017
Location: Limousin
Posts: 11

France 2005 Discovery 3 TDV6 Base 7 Seat Manual Zambezi SilverDiscovery 3

He's plugged it in and it's come back with 5 engine faults, 3 from faulty EGR's. Reckons the other 2 are linked and will disappear once it's blanked. Quoted £300?
  
Post #18990258th Jan 2018 6:02 pm
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mike23118
 


Member Since: 01 Oct 2010
Location: North Wales
Posts: 1028

Wales 2014 Discovery 4 3.0 SDV6 HSE Auto Loire BlueDiscovery 4

Result!! but if you blank them off yourself and get someone off here to clear the fault codes it will cost you a lot less, they are on ebay with a "how to"guide on here somewhere, I did mine and it is easy. the blanks are on ebay for £8

eBay item number:
eBay Item No. 170787618225
  
Post #18992129th Jan 2018 11:16 am
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