XK / XKR ( X150 ) 2006 - 2014

WTH is. a “coolant manifold”...

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Old 10-12-2021, 02:27 PM
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Default WTH is. a “coolant manifold”...

....and does it really cost 2,357 dollars to replace??
 
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Old 10-12-2021, 05:42 PM
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188 Viewers so far not having a go at this.

Is that another name for the Induction (Intake) Manifold on the supercharged engine?




Graham
 
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Old 10-12-2021, 06:21 PM
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Well it’s the diagnosis for a coolant leak at the rear of the engine...
 
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Old 10-12-2021, 06:50 PM
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Good call graham. I think you got it. Then the price makes sense. Maybe they are quoting high expecting the worse. I bet if they are thinking hoses most of the price is labor
 
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Old 10-12-2021, 06:56 PM
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I'm gonna guess it's the crossover pipe at the rear of the engine.

Item #3 in this drawing.



The early versions (like 2010) are known for splitting and dumping coolant down the back of the motor.
 
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Old 10-12-2021, 07:04 PM
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even better cambo....shows you what i know of the 5.0 supercharged
 
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Old 10-12-2021, 07:43 PM
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Also answered in his original thread 🤦🏻‍♂️
 

Last edited by jahummer; 10-12-2021 at 07:45 PM.
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Old 10-13-2021, 12:24 AM
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Originally Posted by Cambo
I'm gonna guess it's the crossover pipe at the rear of the engine.

Item #3 in this drawing.



The early versions (like 2010) are known for splitting and dumping coolant down the back of the motor.
"Splitting and dumping coolant down the back" - pretty much what's happening. I was driving about 40 miles a day an losing about 12 oz a day.
 
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Old 10-13-2021, 12:35 AM
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And, indeed, I did start a separate thread to see if anyone knew of a cheaper workaround and whether the price is outrageous, as I needed to make a decision quick.
I always get good intel here-- in the end, and based on what I learned, I opted to go ahead with having them do it. My thinking is that it's beyond the scope of what I can do, and while the price is high, it's not "outrageous" high, and I really trust the mechanics there, they've taken care of the car for the past six years and have gotten me to 100,000 miles with the car. Plus it was already there, and my job is "cutting the line" by about a week, 10 days. The wait for good Jag service is insane these days. It should be done end of the day tomorrow.
Of course, I'll post the detailed invoice.
Thanks, as always.
 
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Old 10-13-2021, 12:37 AM
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Originally Posted by Cambo
I'm gonna guess it's the crossover pipe at the rear of the engine.

Item #3 in this drawing. The early versions (like 2010) are known for splitting and dumping coolant down the back of the motor.
Same part in my 2015 Disco and unlike the front crossover pipe, the new 2020 replacement part from JLR’s still a vulcanized part which means at some point it will begin leaking again when the seam inevitably fails.
 
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Old 10-13-2021, 12:40 AM
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It’s just a lot of labour. What will help offset the cost is replacing other parts whilst it’s apart. Might even have a look at the intake manifolds and valves too as they will be exposed for cleaning if needed.
 
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Old 10-13-2021, 05:02 AM
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Originally Posted by Cambo
I'm gonna guess it's the crossover pipe at the rear of the engine.


The early versions (like 2010) are known for splitting and dumping coolant down the back of the motor.
Definitely a piece of Apollo 13 engineering. We've got to get fluid from A to B but can only use what's in the bin.

Nobody in their right mind would specifiy that shape in plastic.

Graham
 
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Old 10-13-2021, 01:49 PM
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Originally Posted by GGG
Definitely a piece of Apollo 13 engineering. We've got to get fluid from A to B but can only use what's in the bin.

Nobody in their right mind would specifiy that shape in plastic.

Graham
I dont even have a 5L car and I'm irritated at that part. Y U NO METAL?!?
 
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Old 10-13-2021, 02:17 PM
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INT. JLR ENGINEERING LABS - DAY

A group of junior design engineers sit, quiet and nervous, as the Senior Engineer inspects their Frankenstein creation. Finally....

SENIOR ENGINEER: Good... but not good enough! How can we make this vital part even more of a trainwreck? Anyone? Your internships are being funded by repair costs-- your very futures are on the line here....

JUNIOR ENGINEER 1 (raising his hand): ...hide it?
JUNIOR ENGINEER 2: Yeah!! Bury that thing!
JUNIOR ENGINEER 3: UNDERNEATH AND BEHIND THE SUPERCHARGER!

ENGINEERING LEADER (smiles) Well done, young sirs. Well done indeed. Your futures at JLR are secured.
 
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Old 10-13-2021, 02:19 PM
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is this not also in the 4.2 supercharged?
 
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Old 10-13-2021, 02:43 PM
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Only 5 and 3 litre engines have this.

It’s not that it’s plastic, it’s not that it was initially made by welding lengthwise, it’s that it was NEVER re-engineered like the front crossover pipe. That’s a colossal ****-up!!!
 
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Old 10-13-2021, 02:50 PM
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Originally Posted by jahummer
Only 5 and 3 litre engines have this.
Best news I’ve had all day!
 
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Old 10-13-2021, 03:07 PM
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Thx . But why would it be different on the 4.2 , weird. Is there something worse that replaced it...
 
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Old 10-13-2021, 03:52 PM
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As has been said over and over and again, the 4.2 is bullet proof. The new engines have a significant list of really bad engineering issues, some of which over 10 years later still exist.
 
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Old 10-13-2021, 03:55 PM
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Originally Posted by Canadacat
Thx . But why would it be different on the 4.2
Completely different engine designs, like comparing a Mercedes to a Ford.
 
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