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Scotm



Member Since: 28 Feb 2014
Location: Aberdeenshire
Posts: 637

Scotland 2012 Defender 110 Puma 2.2 SW Orkney Grey
Exhaust Question - Front Pipe/DPF
So it appears I have a small hole in the expansion joint just below the dpf on the front pipe.

Does anyone know if / how this joint can be replaced?

Thanks
Post #628475 2nd Jun 2017 2:32pm
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Scotm



Member Since: 28 Feb 2014
Location: Aberdeenshire
Posts: 637

Scotland 2012 Defender 110 Puma 2.2 SW Orkney Grey
99 views! Surely someone can help!

Don't really want to have to replace the whole dpf!

Thanks
Post #629422 6th Jun 2017 11:32am
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16857

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
On the 2.4 the front pipe including cat is a single piece and must be replaced as a whole at ridiculous cost. The equivalent expansion joint is not renewable separately. The flange at the turbo joint fell off my front pipe (another quality product!) but fortunately was weldable.

The parts catalogue for the 2.2 with DPF appears to list LR041312 as the part number for the front pipe, again it shows a single assembly. The price, and you may want to sit down before reading on, is around £1300 plus VAT. Shocked

If I were in your situation I would be looking for a reputable breaker.
Post #629437 6th Jun 2017 12:48pm
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Scotm



Member Since: 28 Feb 2014
Location: Aberdeenshire
Posts: 637

Scotland 2012 Defender 110 Puma 2.2 SW Orkney Grey
Many thanks - that is what I suspected.

I think I will try somewhere that fabricates exhausts to see if there is a solution.
Post #629458 6th Jun 2017 1:17pm
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bankz5152



Member Since: 02 Feb 2017
Location: South London/North Kent
Posts: 2063

2004 Defender 110 Td5 DCPU Epsom Green
Could always fit a decat pipe and hope the mot man doesnt notice... Then seal up the old one best you can just incase
Post #629471 6th Jun 2017 1:57pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16857

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Not so easy on a 2.2 with the DPF though.
Post #629474 6th Jun 2017 2:02pm
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bankz5152



Member Since: 02 Feb 2017
Location: South London/North Kent
Posts: 2063

2004 Defender 110 Td5 DCPU Epsom Green
Is it not? Shame 5 bolts to drop a TD5 one takes all of 20 mins
Post #629486 6th Jun 2017 3:18pm
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zsd-puma



Member Since: 09 Aug 2016
Location: Kent
Posts: 2720

United Kingdom 2010 Defender 110 Puma 2.4 USW Santorini Black
Re: Exhaust Question - Front Pipe/DPF
Scotm wrote:
So it appears I have a small hole in the expansion joint just below the dpf on the front pipe.

Does anyone know if / how this joint can be replaced?

Thanks


Do you mean the flexi bit?

If so measure the diameter of the pipes and go to a factors and ask to look at some exhausts. find one that's the right diameter with a flexi bit in it and just cut the pipe off eiher side and weld it in place of yours.
Post #629507 6th Jun 2017 6:24pm
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zsd-puma



Member Since: 09 Aug 2016
Location: Kent
Posts: 2720

United Kingdom 2010 Defender 110 Puma 2.4 USW Santorini Black
bankz5152 wrote:
Is it not? Shame 5 bolts to drop a TD5 one takes all of 20 mins


Which is helpful to the OP how exactly? Rolling Eyes
Post #629508 6th Jun 2017 6:26pm
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bankz5152



Member Since: 02 Feb 2017
Location: South London/North Kent
Posts: 2063

2004 Defender 110 Td5 DCPU Epsom Green
lol sorry its not, I was just wondering what made the Pumas so difficult?
Post #629510 6th Jun 2017 6:38pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 16857

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Only the fact that the 2.2 has a blooming great combined cat and DPF fitted immediately downstream of the turbo, without which the engine won't run!
Post #629516 6th Jun 2017 7:11pm
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zsd-puma



Member Since: 09 Aug 2016
Location: Kent
Posts: 2720

United Kingdom 2010 Defender 110 Puma 2.4 USW Santorini Black
It's not too bad on the 2.4, but from what i understand the 2.2 has a bigger lump to get out as it has the DPF built in. Which means undoing engine mounts and jacking it up to get it down past the chassis rail. (in the factory the whole power unit is dropped in from the top with the Cat/DPF attached.) Not to mention the electronic side of things.

2.2 Engine....

Click image to enlarge


On your TD5, just knock the guts out of the cat and weld a bit of pipe in there so it passes the visual MOT check. Laughing
Post #629517 6th Jun 2017 7:13pm
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bankz5152



Member Since: 02 Feb 2017
Location: South London/North Kent
Posts: 2063

2004 Defender 110 Td5 DCPU Epsom Green
Censored hell!! Excuse my language but I now fully understand your predicament!

In that case I would look an exhaust place, I can't imagine it would be too much considering its a Ford engine after all.

My 02 90 sailed through 4 MOTs at 4 different garages with no CAT/DPF, my 04 110 has gone through 1 so far. Guess im lucky!
Post #629634 7th Jun 2017 11:30am
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ian series 1



Member Since: 17 Nov 2014
Location: south
Posts: 3127

United Kingdom 2008 Defender 90 Puma 2.4 CSW Bonatti Grey
No DPF fitted, that's why!
Cats you can get away with relatively easy... Whistle 80" 80" 86" 88" 90"

Wanted, Forward Control Anything considered.
Post #629637 7th Jun 2017 11:55am
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zsd-puma



Member Since: 09 Aug 2016
Location: Kent
Posts: 2720

United Kingdom 2010 Defender 110 Puma 2.4 USW Santorini Black
Emissions wise the MOT doesn't actually test for gas emissions on diesels (like they do for petrol engines), just soot. The smoke test purely measures the amount of soot in the exhaust. You were able to get away with a missing cat or DPF, so in 2014 the DFT introduced a visual check for the presense of a CAT/DPF which is literally just a case of the tester looking to see if it's been removed if it was fitted as standard, in some cases the tester will forget to check, they can't see it even if it was fitted or they're just not aware it was supposed to have one as standard.

Be warned though, the dft are looking at introducing some kind of new check in the future, which i assume will be along similar lines to the gas analyser used for petrol engines. Given dieselgate, i would imagine this is now on their list of priorities.

Without seeming judgemental, It's also worth remembering this;
Quote:
It is an offence under the Road vehicles (Construction and Use) Regulations (Regulation 61a(3))1 to use a vehicle which has been modified in such a way that it no longer complies with the air pollutant emissions standards it was designed to meet. Removal of a DPF will almost invariably contravene these requirements, making the vehicle illegal for road use.

The potential penalties for failing to comply with Regulation 61a are fines of up to £1,000 for a car or £2,500 for a light goods vehicle.

That's if you're unlucky enough to get caught in one of those roadside DVSA/Police checks and they notice it's missing.
Post #629651 7th Jun 2017 1:37pm
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