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lostinespace



Member Since: 19 Nov 2020
Location: Herts
Posts: 59

United Kingdom 2009 Range Rover Vogue SE TDV8 Zambezi Silver
Restricted Performance Issue 3.6 TDV8

I have a 2009 TDV8 which I have had restricted performance errors for a good while now. I was getting bank A egr code, blanked the egrs and last night finally had them mapped out thinking my errors would go away.

Took it for a spin looked good but then the error flashed up on the screen again. It does seem to be coming on a lot less that it was and 50% of the time doesn't come up on startup.

I have an icarsoft and this now says no error codes which is great, but trying to clear the non existent codes I get a warning message about clearing an emissions code. Try another clear get the same message.

The intercooler hoses have no holes, and the fatty has loads of power never going into limp. Have pulled the battery leads off for a good while, although I didn't touch them together maybe I should.

Not sure where to look now, any ideas for where to start looking? 2009 TDV8 3.6

Post #606215 11th Sep 2021 5:57pm
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lostinespace



Member Since: 19 Nov 2020
Location: Herts
Posts: 59

United Kingdom 2009 Range Rover Vogue SE TDV8 Zambezi Silver

Well done 2x 50 mile trips today, I started to think it might be the fuel filter having read a thread on these hollowed pages. Then I became convinced it was the damper wiring (2009) loose as it seemed to coincide with braking and steering. Now the error has completely gone, so it could have been a combination of EGR fault and wiring fault. Nice to not have the dash flashing at me. 2009 TDV8 3.6

Post #606280 12th Sep 2021 12:45pm
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Barmybrummie



Member Since: 03 Apr 2021
Location: Somewhere in the valleys
Posts: 663

United Kingdom 2011 Range Rover Vogue SE 4.4 V8 Santorini Black

Do you get any black smoke when you floor it by any chance? I had restricted performance come up on mine a few weeks ago but no codes. Turned out it was the left bank plastic intake manifold had a 18 inch crack in it. You can't see it by looking at it, spray with soapy water with engine idling and see if you get bubbles, that's how I found out. Maybe worth a shot. I read on here before i diagnosed mine that it can throw up all sorts of different codes.

Post #606358 13th Sep 2021 3:32pm
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lostinespace



Member Since: 19 Nov 2020
Location: Herts
Posts: 59

United Kingdom 2009 Range Rover Vogue SE TDV8 Zambezi Silver

No black smoke at all. Now pulls like a train, hopefully without any errors. I am just getting so paranoid about more problems, I think in December when I get a new MOT I will sell and just lease something boring. 2009 TDV8 3.6

Post #606375 13th Sep 2021 5:36pm
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lostinespace



Member Since: 19 Nov 2020
Location: Herts
Posts: 59

United Kingdom 2009 Range Rover Vogue SE TDV8 Zambezi Silver

So random Restricted Perfomance messages again, spoke too soon. No fault codes, but every time I clear the codes with my iCarsoft reader it says I have an emissions code to clear. Which is there every time I clear it. It would seem the iCarsoft reader is not man enough for the job.

Click image to enlarge


 2009 TDV8 3.6

Post #606406 14th Sep 2021 12:55pm
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stan
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Member Since: 13 Jul 2010
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i havnt a definitive answer for you but you could put ''Restricted Performance'' into the forum search and have a read of the many threads re this problem and hopefully something will pop up.. ... - .- -.




Y. O. L. O.
.

Post #606407 14th Sep 2021 1:02pm
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lostinespace



Member Since: 19 Nov 2020
Location: Herts
Posts: 59

United Kingdom 2009 Range Rover Vogue SE TDV8 Zambezi Silver

Many thanks! 2009 TDV8 3.6

Post #606408 14th Sep 2021 1:05pm
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