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Go and clean your MAP Sensor NOW!!!
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How's your MAP sensor?
EGRs blanked & MAP sensor gunky
12%
 12%  [75]
EGRs not blanked & MAP sensor gunky
60%
 60%  [352]
EGRs blanked & MAP sensor clean
13%
 13%  [80]
EGRs not blanked & MAP sensor clean
12%
 12%  [75]
Total Votes: 582

PROFSR G
 


Member Since: 06 Mar 2017
Location: Lost
Posts: 4580

Ukraine 2009 Discovery 3 TDV6 Commercial XS Auto Stornoway GreyDiscovery 3

Hi and welcome.

It is not intended for use in the LR range and was designed for in the Jaguar S type cars with the same engine. It will be of no benefit to you and may even have a negative effect on your performance as it was designed to operate with different PCM and mapping.

Personally I just remove them as it's one less item to become crud infested, and and perhaps allows for better intake air flow.
 yµ (idµ - eAµ) ψ=mψ

 
 
Post #218957225th Nov 2020 7:17 pm
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Drezic86
 


Member Since: 01 Jul 2020
Location: Wiltshire
Posts: 20

United Kingdom 2012 Discovery 4 3.0 SDV6 HSE Auto Santorini BlackDiscovery 4

Took my MAP senor out yesterday and gave it a clean - I dont have a photo but it was very dirty.

Difference in drive is night and day - there has been a flat spot on gearchange that has been bothering me which has been completely resolved with the MAP Clean. Throttle response increased dramatically and also has resolved the delay from standing starts where they typically has been a hesitation!

Very happy!
  
Post #21911473rd Dec 2020 11:22 am
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Yargo
 


Member Since: 25 Dec 2020
Location: Europe
Posts: 326

2014 Discovery 4 3.0 SDV6 HSE Auto Java BlackDiscovery 4

Can anybody please advise how to check if MAP sensor is still in working condition? I do have multimeter. I took it out, it was twice the size due to black tar Shocked


Is LR019130 correct part number for D3 with 2.7d ? LR website says its not:

Genuine OEM LR019130 - Land Rover Sensor (LR019130) part for Discovery 4 2010 - 2016, Range Rover Sport 2010 - 2013, Range Rover 2013 >, Range Rover Sport 2014 >, Discovery 5 2017 >, Range Rover Velar 2017 >. Authentic Land Rover Part.

I have found two part numbers:
1316126 - old



LR019130 - new


LR updated design?
  
Post #219711529th Dec 2020 4:08 pm
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darrind
 


Member Since: 04 Jul 2008
Location: In A World of My Own!
Posts: 2863

England 2013 Discovery 4 3.0 SDV6 HSE Auto Santorini BlackDiscovery 4

Can’t comment on the part number but can confirm when I changed my sensor on my 2009 D3 the new genuine sensor from Rimmers that had superseded the old one had the large aperture in it.
 Must stop buying shiny toys....  
Post #219715829th Dec 2020 5:39 pm
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davidhem
 


Member Since: 21 Feb 2013
Location: Kenilworth
Posts: 710

United Kingdom 2009 Discovery 3 TDV6 HSE Auto Galway GreenDiscovery 3

https://www.advancedfactors.co.uk/1316126-...1762-p.asp

Advanced Factors show LR019130 as the correct part number.
 David

 
 
Post #219716429th Dec 2020 5:47 pm
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NC500
 


Member Since: 18 Sep 2017
Location: On the NC500
Posts: 495

Scotland 2014 Discovery 4 3.0 SDV6 HSE Auto Firenze RedDiscovery 4

I first checked the MAP sensor on my D4 (running EGRs) at 40,000 and it was clean. Just rechecked now it’s passed 95,000 miles and it’s still clean. Unusual?
  
Post #21980141st Jan 2021 8:43 am
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Yargo
 


Member Since: 25 Dec 2020
Location: Europe
Posts: 326

2014 Discovery 4 3.0 SDV6 HSE Auto Java BlackDiscovery 4

Not unusual, perfectly normal. That`s because your engine is in very good working condition, well looked after and everything works in it as its supposed. Blocked EGR/manifolds usually happen due to faults.

But as mentioned in other thread - it can happen due to reason car is being used for very short trips/city driving only.
  
Post #21980191st Jan 2021 8:56 am
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chrisoverson
 


Member Since: 10 Dec 2020
Location: Bideford
Posts: 29

United Kingdom 2006 Discovery 3 TDV6 HSE Auto Tonga GreenDiscovery 3

Just checked and cleaned my MAP sensor for the first time (only had the car a month 😂). 138k miles and looked pretty good to me.

Used airflow sensor cleaning spray and some kitchen roll.





  
Post #21996396th Jan 2021 3:52 pm
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jonnie mcrevvin
 


Member Since: 06 May 2021
Location: Hampshire
Posts: 1

United Kingdom 2005 Discovery 3 TDV6 HSE Auto Buckingham BlueDiscovery 3


check map sensor and not as bad as some. trying to cure fault when kick down happens in auto... codes show turbo actuator,,,, egr fault,,, boost pressure /map sensor.
car has previously had egr valves blocked, turbo act checked and moving freely when cycling ign on and off /lubed and worked as suggested... is the butterfly valve the main 1 just in front of the egr inlets as this is still present and views on removal appreciated.
  
Post #22549653rd Oct 2021 11:22 am
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Grimmers 1974
 


Member Since: 01 Jan 2022
Location: Swindon
Posts: 9

United Kingdom 2009 Discovery 3 TDV6 SE Auto Rimini RedDiscovery 3

Just changed mine for a new one, the old one was really Coked up. After changing I noticed a difference in power delivery was much smoother, mpg decent regardless.
  
Post #22709305th Jan 2022 3:04 pm
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NC500
 


Member Since: 18 Sep 2017
Location: On the NC500
Posts: 495

Scotland 2014 Discovery 4 3.0 SDV6 HSE Auto Firenze RedDiscovery 4

112k, never cleaned and still looks like new
  
Post #22710396th Jan 2022 7:44 am
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Pedromidus
 


Member Since: 07 Feb 2018
Location: Leicestershire
Posts: 3

United Kingdom 2009 Discovery 3 TDV6 HSE Auto Buckingham BlueDiscovery 3
Re: MAP causing trottle reaction?

Glenn , did you ever resolve this issue. I have the same

Peter

Glenn of Belgium wrote:
Hello,

situation:
-A few weeks ago i had an "Engine System Fault" (with no power loss or malfunctions whilst driving)
-Cleaned out the butterfly housing
-Cleaned out MAP sensor with brake cleaner and some indirect low air pressure above the sensor, not
direct in sensor
-Fault disappeard Razz

-since a few days now:
-Once in a while pushing the TROTTLE does not respond to the engine in 1ste/2nd gear whilst
accelerating from stop position...
-after some while problem is gone
it's NOT the feeling as if the turbo does not perform, rather like the trottle command is not beeing
confirmed and no extra fuel is injected...
-Rpm's stay very low and no power is generated
-had this with cold + warm engine

ENGINE = MY 2007 TDV6 D3 - 2,7L

Could this be a malfunctioning MAP sensor or maybe still gunk inside the sensor causing this?

Hope to hear some reaction, PM welcome!
 We are here for a good time, not a long time.  
Post #22901113rd May 2022 10:11 am
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disco chris
 


Member Since: 25 Apr 2022
Location: London
Posts: 243

United Kingdom 2005 Discovery 3 TDV6 HSE Auto Buckingham BlueDiscovery 3

Great thread, took my MAP sensor out for the first time in her 235k mile life. EGRs were blanked around 100k. It was covered in oily / sooty muck, though the aperture was still visible if slightly blocked.

Had been experiencing worse than expected MPG on long runs at 70mph (27mpg ish), also quite poor power delivery when trying to accelerate with a really noticeable lag, could only get decent acceleration when the gearbox kicked down into lower gear. Thought this was normal for the D3, but the difference now is night and day.

Just gave the sensor a good wipe with shop towel, didn't poke or spray anything into the hole...

Power delivery is now much more progressive (no more feeling of a massive flat spot) and throttle response has improved significantly - it actually does something when I apply 5-50% throttle, instead of doing very little and then kicking down with big boost when I get to 55% throttle... much better hill climbing too.

MPG on an almost identical run is up to 33mpg.

Very pleased, hope it lasts and there are no unintended consequences!
  
Post #22901133rd May 2022 11:12 am
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Pedromidus
 


Member Since: 07 Feb 2018
Location: Leicestershire
Posts: 3

United Kingdom 2009 Discovery 3 TDV6 HSE Auto Buckingham BlueDiscovery 3

Did you get any faults come up during poor throttle response? Mine goes into HDC fault mode
 We are here for a good time, not a long time.  
Post #22901253rd May 2022 3:16 pm
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disco chris
 


Member Since: 25 Apr 2022
Location: London
Posts: 243

United Kingdom 2005 Discovery 3 TDV6 HSE Auto Buckingham BlueDiscovery 3

Sorry for late reply...

No error messages at all, just felt very sluggish.
  
Post #23026312nd Aug 2022 3:41 pm
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