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nidge n



Member Since: 04 Feb 2012
Location: Cheshire
Posts: 719

 
llessur wrote:
Just thought I would add to this as if you are like me it is often comforting to know we are not imagining these things.
Firstly when you said " the noise gets progressively worse then just goes. Not there constantly but definitely engine. " you are absolutely correct. For me I have had this from new up to the existing 35k. To begin with, I was sure it was a tappety noise but then convinced myself it was like "pinking". The strange thing though is it does not seem in anyway connected with load on the engine and can be that loud you become convinced the engine is knac*ered then in the next instance under an exact repeat of the same conditions, say for the next 30 odd miles the engine is quiet and a pleasure to listen to. In an attempt to cure this I started using 2 stroke at about 1k then switched from standard diesel to premium at 4k, then fitted an egine accoustic blankit at 6k, then at 10k I had an injectors recoded and the learn, then at the service I had ALL oils replaced. At 12k I removed the large(exhaust) and small(sensor) heat shields with subsequent replacement. I suppose at this point I just decided to live with it, on the grounds of "if it blows up - its under warranty" At the biggy service I raised the noise issue and suggested injectors. I was told that injectors are not noisy and that I am just listenning to hard - guess it wont be going back to that dealer. So at 30k I have gone back to supermarket cheap diesel, stopped using 2 stroke and you know what - its exactly the same, but definitely no noisier or louder. I tried cleaning the MAF and MAP sensors one day and the next start up it was as quiet as they can be but the noise only returned the following day. So I cleaned the sensors again but it made no difference second time arround. Whilst I would love to know from someone who truly knows this engine what causes this noise that changes on a daily basis ( engines are far too clver these days ) I have to say it does not bother me so much now and I just drive it warts and all. This was my first new Defender and I think that is what is wrong as my expectations were too high. A three year old rattler with half the components rusty or corroded and with white fur and water injecting into the cabin area means all I bother about is that it keeps running.
Is it for sale - not a chance. We have grown together and bonded. My health lets me down as I get older just like the Defender. Its a sort of symbionic relationship. The wife has said she does not want it when I have gone so they might as well bury me in it.


"The wife has said she does not want it when I have gone so they might as well bury me in it"

This is an interesting point in my house. What is going to happen to my defender when im gone. One of my daughters has put a claim on it, may have to write it into the will. : Mr. Green

Mind you, getting rid of the rattles may be the death of me Big Cry


Last edited by nidge n on 4th Jul 2013 12:06pm. Edited 1 time in total
Post #248969 4th Jul 2013 10:22am
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rossy



Member Since: 29 Nov 2010
Location: Co. Roscommon
Posts: 1296

Ireland 2011 Defender 110 Puma 2.4 CSW Stornoway Grey
Same here. My 8 yr old daughter has often asked if she can have the Defender 'when you die' so she can travel around with the big dogs she intends to own. Neutral
Post #248994 4th Jul 2013 11:58am
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
AlanH

thats fantastic news Thumbs Up

enjoy.
Post #249022 4th Jul 2013 1:51pm
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rossy



Member Since: 29 Nov 2010
Location: Co. Roscommon
Posts: 1296

Ireland 2011 Defender 110 Puma 2.4 CSW Stornoway Grey
Caterham - you're a star ! Very Happy

Only because you keep banging on about it I removed the MAP sensor this morning and I was shocked to see it totally encased in black oily crud. How it ever functioned I don't know. So I sprayed the bejeesus out of it with an aerosol of industrial degreasant and also rubbed the little yellow bulb to agitate the crap before blasting it away (had to do this a few times). Popped it back in again and what a difference !

I should have known better because this used to happen all the time with my previous VW engined Mitsubishi. When the MAP got dirty it just felt lifeless and kept going into limp mode. Trouble was the sensor was buried down the back of the engine so it was always a dealer job. However as you know the Puma one's a doddle to pull out. I'm really surprised I didn't have the same (limp mode) symptoms. Maybe it was just about to happen.

The immediately noticable benefeit of a clean MAP is exactly the same in both vehicles. It just pulls more strongly in 6th at a much lower speed (40ish) and the engine warms up quicker - presumably because the fuelling is now accurately matched to airflow. Again I am baffled why it didn't trip the overboost limp mode the state it was in so I'll be checking it regularly. I've always blamed it on either all the low speed short spins or dirty diesel but at least its a quick fix !
Thanks mate Very Happy
Post #249181 5th Jul 2013 9:27am
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
I am truly well chuffed for you.

I know too well how painful it is to put up with something that aint quite right.......you've reminded me I need to take mine out and give it another blast with carb cleaner Thumbs Up Thumbs Up Thumbs Up

happy motoring.

as said before its a minutes jobs......so would be foolish not to check.


out of interest do you use 2so (seem to recall you do) and do you drive quite slowly (again seem to recall you do) with the above in mind I wonder whether this contributes to a greater build up on the MAP sensor?

I think egr removal would be a very good thing......hmm.
Post #249216 5th Jul 2013 11:40am
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LandRoverAnorak



Member Since: 17 Jul 2011
Location: Surrey
Posts: 11324

United Kingdom 
Isn't the MAP on the inlet manifold? In which case, the use of 2SO, driving style or the whether the EGR opens or not is irrelevant. Darren

110 USW BUILD THREAD - EXPEDITION TRAILER - 200tdi 90 BUILD THREAD - SANKEY TRAILER - IG@landroveranorak

"You came in that thing? You're braver than I thought!" - Princess Leia
Post #249228 5th Jul 2013 12:22pm
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rossy



Member Since: 29 Nov 2010
Location: Co. Roscommon
Posts: 1296

Ireland 2011 Defender 110 Puma 2.4 CSW Stornoway Grey
I use 2so but I don't drive slowly. The problem is that the missus does and during term time it goes 1/2 a mile to the school and back on a cold engine twice a day. This can't be doing any good !

my other concern is that if the MAP and the pipe it fits into looks so mucky (I shone a torch into the hole and it wasn't a pretty sight) then does it follow that the EGR and the turbo vanes are equally gunged up ? I'm beginning to think the EGR might be sticking open ( which I know is something you suspect Caterham) but its all grist to the mill for when I go to James French in Oxford next Wednesday for a proper diagnostic checkup.

I did a search and read all the posts that came up. One in particular that sticks in my mind referred to the possibility of a partially sticking EGR resulting in fuel pressure compensation by the ECU causing the rattle that I have had since day one - so maybe its sticking open during partial accelleration (but not full throttle)

Oh a little knowledge is a dangerous thing ! Especially when I really have no idea ! Laughing
Post #249229 5th Jul 2013 12:23pm
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
Oh a little knowledge is a dangerous thing ! Especially when I really have no idea !

x2 Laughing

my pipes also look a mess. now I'm worried about the turbo too Shocked

no joking aside I'm not. my problem has almost all but gone and as its often been intermittent I dont believe the inside of the pipes or turbo is going to be an issue as I don't believe that would cause an intermittent problem.....the egr on the other hand....hmm. would like to get to that one day and clean or replace.

LRA - you're right and wrong.

the MAP is on the inlet side but pretty much at the junction where the recirculated exhaust gasses join the fresh air. unlike the MAF sensor which is next to the air filter Thumbs Up
Post #249237 5th Jul 2013 12:32pm
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spudfan



Member Since: 10 Sep 2007
Location: Co Donegal
Posts: 4661

Ireland 
Just had a look at ours on the 2008 Puma. Some dirt on it but not much. Used a little diesel and a small paint brush to give it a clean while it was out. I did notice some dirt in the pipe when the sensor was out but no huge build up. 84321kms on the clock and on origional tyres and break pads. 1982 88" 2.25 diesel
1992 110 200tdi csw -Zikali
2008 110 2.4 tdci csw-Zulu
2011 110 2.4 tdci csw-Masai
Post #249329 5th Jul 2013 4:55pm
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rossy



Member Since: 29 Nov 2010
Location: Co. Roscommon
Posts: 1296

Ireland 2011 Defender 110 Puma 2.4 CSW Stornoway Grey
Well thats interesting Spud. And on an 08 too. Do you do mostly long trips ? Maybe Donegal diesel is better than Roscommon stuff Laughing
I always use Topaz or Esso but who knows. I know that diesel here has to meet strict EU regs but I often recall dealers commenting on how fuel filters on cars they are servicing are full of muck (when I changed my FF recently it was pretty clean)
Post #249334 5th Jul 2013 5:08pm
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spudfan



Member Since: 10 Sep 2007
Location: Co Donegal
Posts: 4661

Ireland 
Lots of long journeys by necessity as everthing is far away but local journeys aswell. The wife mainly drives the 2008 . I buy diesel in bulk, 1000 litres at a time. That is from a Topaz supplier so I always know where my diesel comes from. Never had any bother with filters on any Land Rover. When travelling I carry 2so and add it to any diesel I buy when I am away. 1982 88" 2.25 diesel
1992 110 200tdi csw -Zikali
2008 110 2.4 tdci csw-Zulu
2011 110 2.4 tdci csw-Masai
Post #249347 5th Jul 2013 5:38pm
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AlanH



Member Since: 15 Mar 2010
Location: WA
Posts: 242

Australia 
Further update on my rattly Puma engine. Re-installed the BAS remap yesterday and Censored , the noise is back. Seems to me that the thing will have to be totally retuned to stop this if I'm to use the remap.
This I shall have done as soon as the warranty is up in about 2 months.
AlanH.
Post #249674 7th Jul 2013 8:17am
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
Shocked

damn. have you put the standard map back on and the noise is still there?
Post #250756 11th Jul 2013 4:25pm
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AlanH



Member Since: 15 Mar 2010
Location: WA
Posts: 242

Australia 
Damn is not the word I was thinking of Caterham, but it's one of the milder ones! I've removed the remap and will run as standard until the warranty is up and then get it looked at by a specialist tuner. Now I wonder where I'll find one of them in Perth as there's plenty of so called LR experts around but with sometimes fearsome reps. Sad
AlanH.
Post #250839 12th Jul 2013 1:06am
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Caterham



Member Since: 06 Nov 2008
Location: Birmingham
Posts: 6298

England 2011 Defender 110 Puma 2.4 XS CSW Stornoway Grey
AlanH,

really sorry to hear about this. if it definately electronic have a word with Pete cos I'm sure he'll do what he can to assist.

the only other thing I will re-iterate (and apologies if I'm barking up the wrong tree and you know better etc).

I've had mine just over two years and was convinced for the first two years it was engine problems and there was an intermittent issue which I for the most part thought was egr related. when gearboxes and shafts needed replaced I started to wonder if it was the engine. that said I'm convinced there have been engine related issues and the injector learn, manifold bracket etc etc - these have all improved the vehicle but I've now found the hand brake drum issue (pads rubbing on drum - presumably sticking and not returning fully) and I'm absolutely sure this has been the main issue all along and once rectified will be the start of happy motoring.

not found the answer to resolving this yet but what I would suggest is tickering with the adjuster in the first instance to see if it makes any difference then move on to stripping it down.

obviously if you're 101% sure its fine then forget the above - the very best of good luck to you.

when you apply the hand brake is there the same feel to each time - ie do you have to apply the same amout of force and is there the same amount of travel?

Thumbs Up wayne
Post #250844 12th Jul 2013 5:54am
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