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o4dn



Member Since: 08 Jan 2010
Location: South West
Posts: 545

France 2009 Defender 90 Puma 2.4 SW Alaska White
Leaking vacuum pump gasket - Puma 2009
Hi all,

I have an oil leak next to the brake vacuum pump on my MY09 Puma 2.4.

I know this is a very common fault, but it looks like it's the gasket underneath the pump which is leaking, doesn't look like the pump itself is faulty.

What do you reckon, should I:

- Replace the gasket only, or
- Replace the pump and the gasket, or
- Replace the pump, the gasket, and the ancillary/fan belt as well

Considering this is the original vacuum pump and belt, and the car is 7 years old with less than 60 thou miles on the clock...

Last question, is it a difficult task? Can this be done by a single person alone?

Cheers! “A Land Rover immobilized is a moral defeat for the driver and bad publicity for the vehicle, […] it's up to you to do justice to your Land Rover!” - Land Rover Driving Technique.
--
2009 2.4 Puma Defender 90 SW
1979 Land Rover Series 3 88"
Post #584679 13th Dec 2016 8:07am
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 17441

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
I would change both, and I don't remember it being at all difficult.
Post #584692 13th Dec 2016 9:08am
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custom90



Member Since: 21 Jan 2010
Location: South West, England.
Posts: 20440

United Kingdom 
Many just replace the gasket, or you could change both as suggested above.
IIRC, the coupling is a pain in the backside to remove on the pipe.
Removal other than that is easy, and easy access, replace fixings and torque to WSM specs. Thumbs Up $W33T $0U7H3RN $UG4R
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Post #584703 13th Dec 2016 10:19am
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o4dn



Member Since: 08 Jan 2010
Location: South West
Posts: 545

France 2009 Defender 90 Puma 2.4 SW Alaska White
Parts ordered, thanks! Thumbs Up “A Land Rover immobilized is a moral defeat for the driver and bad publicity for the vehicle, […] it's up to you to do justice to your Land Rover!” - Land Rover Driving Technique.
--
2009 2.4 Puma Defender 90 SW
1979 Land Rover Series 3 88"
Post #584771 13th Dec 2016 2:50pm
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vaucluse



Member Since: 04 Feb 2012
Location: SE London
Posts: 185

2007 Defender 110 Puma 2.4 SW Java Black
it may be the single seal behind the pulley on the vacuum pump itself - new one is modified and has a double seal

Mark
Post #584776 13th Dec 2016 3:40pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 17441

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
Seal failure tends to blow oil all over the engine bay and is fairly unmistakable.
Post #584783 13th Dec 2016 4:00pm
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o4dn



Member Since: 08 Jan 2010
Location: South West
Posts: 545

France 2009 Defender 90 Puma 2.4 SW Alaska White
Yes, it's what I thought, it's not the case here, just a small-ish oil leak underneath the vacuum pump.

Nevertheless I ordered a new pump, gasket and ancillary belt, while at it... “A Land Rover immobilized is a moral defeat for the driver and bad publicity for the vehicle, […] it's up to you to do justice to your Land Rover!” - Land Rover Driving Technique.
--
2009 2.4 Puma Defender 90 SW
1979 Land Rover Series 3 88"
Post #584785 13th Dec 2016 4:04pm
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o4dn



Member Since: 08 Jan 2010
Location: South West
Posts: 545

France 2009 Defender 90 Puma 2.4 SW Alaska White
How to disconnect the brake vacuum pipe?
By undoing the brass nut (in yellow) below? Or how...



I removed the old pump by undoing the brass nut to disconnect the vacuum pipe, but then there is a new brass nut already in place on the new pump, so I am not sure I did right...

Should I just remove the new one and refit the old brass nut connected to the vacuum pipe? “A Land Rover immobilized is a moral defeat for the driver and bad publicity for the vehicle, […] it's up to you to do justice to your Land Rover!” - Land Rover Driving Technique.
--
2009 2.4 Puma Defender 90 SW
1979 Land Rover Series 3 88"
Post #586806 21st Dec 2016 6:10pm
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blackwolf



Member Since: 03 Nov 2009
Location: South West England
Posts: 17441

United Kingdom 2007 Defender 110 Puma 2.4 DCPU Stornoway Grey
The nut stays in place. You fiddle about with the collar that is round the pipe where it emerges from the nut, and after a while the pipe miraculously comes free, even though you're not really sure what you did.

At least that is how it was for me.
Post #586813 21st Dec 2016 6:41pm
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o4dn



Member Since: 08 Jan 2010
Location: South West
Posts: 545

France 2009 Defender 90 Puma 2.4 SW Alaska White
Blackwolf, brilliant, as usual Bow down

You help on this forum is truly invaluable, many thanks!! Thumbs Up “A Land Rover immobilized is a moral defeat for the driver and bad publicity for the vehicle, […] it's up to you to do justice to your Land Rover!” - Land Rover Driving Technique.
--
2009 2.4 Puma Defender 90 SW
1979 Land Rover Series 3 88"
Post #586817 21st Dec 2016 6:49pm
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