F-Type ( X152 ) 2014 - Onwards

Coolant pipes inspection

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Old Mar 3, 2025 | 09:31 PM
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Default Coolant pipes inspection

Hello all. My recent purchase f type has 30k on the clock and could be described as a garage queen. Prudent step would be to replace the coolant pipes but I wondered if any type of visual inspection could indicate there condition
Also wondered how far my certified extended warranty would go to fix damages as a result of failure of a covered item thanks.
 
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Old Mar 3, 2025 | 09:50 PM
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Take the engine cover off and post a picture of the front coolant pipe. Many cars had these replaced under warranty, so there's a chance you already have the upgraded one-piece pipes.
 
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Old Mar 4, 2025 | 02:51 AM
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I have inspected mine with USB to Android Endoscope. But even with that, you wont get 100% coverage, the space is tight.
 
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Old Mar 4, 2025 | 06:54 AM
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A photo of the engine without the cover would help as indicated above. Ultimately, you need to watch the coolant level between now and whenever you decide to replace the pipes. They don't just go but start leaking instead and you don't want that to happen.

Specialists in the UK advise not to replace unless you have a leak or the car reaches 50K miles.

This video series by @Onca Engineering will help you understand the process and other upgrades that you may consider doing at the same time. Good luck.


 
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Old Mar 4, 2025 | 07:07 AM
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Originally Posted by Toobadt
Hello all. My recent purchase f type has 30k on the clock and could be described as a garage queen. Prudent step would be to replace the coolant pipes but I wondered if any type of visual inspection could indicate there condition
Also wondered how far my certified extended warranty would go to fix damages as a result of failure of a covered item thanks.
Is your coolant level dropping or do you smell coolant? If not then they're probably fine, and the decision is based on peace of mind vs addressing an existing issue.
 
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Old Mar 4, 2025 | 07:59 AM
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Originally Posted by Toobadt
Hello all. My recent purchase f type has 30k on the clock and could be described as a garage queen. Prudent step would be to replace the coolant pipes but I wondered if any type of visual inspection could indicate there condition
Also wondered how far my certified extended warranty would go to fix damages as a result of failure of a covered item thanks.
It's true the plastic pipes are good for about 50K miles as it's heat which damages them regardless of which version's fitted to yours. JLR now offer alloy versions. If you intend to keep this for some time or forever, the peace of mind knowing these new pipes will never leak is well worth the small investment.
 
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Old Mar 4, 2025 | 08:04 AM
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Chances are pretty good your extended warranty probably won't cover your cooling pipes. Most warranty's only extend to Mechanical and Electrical. The pipe are not considered either.
( Ask me how I know! )
 
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Old Mar 4, 2025 | 04:43 PM
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I just had mine replaced. I had taken it in for regular service at the dealer and they noticed some leakage. It’s a 2017 with 37,000 miles on the clock. I was surprised and pleased it was covered under the Carmax extended warranty I purchased 3 years ago when I bought the car.
 
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Old Mar 4, 2025 | 05:45 PM
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As has been noted in the posts above, the plastic water outlet under the supercharger snout and the heater pipe at the back of the cylinder heads are known failure points. The plastic can only withstand a finite number of cold to hot to cold cycles before failing. It's not the mileage alone that must be considered, but the age of the vehicle.
 
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Old Mar 4, 2025 | 06:03 PM
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Originally Posted by NBCat
As has been noted in the posts above, the plastic water outlet under the supercharger snout and the heater pipe at the back of the cylinder heads are known failure points. The plastic can only withstand a finite number of cold to hot to cold cycles before failing. It's not the mileage alone that must be considered, but the age of the vehicle.

Your post reply has been on my mind for some time and I would like your thoughts on what I'm about to say.

My car is a 2017 F-Type R sports car, with 10,000 mi on the clock. The car is seven and a half years old. So I'm wondering about the condition of my coolant pipes even though it has 10,000 mi which is very low for the model year of the car. Your thoughts please, will be much appreciated. Thanks
 
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Old Mar 4, 2025 | 06:05 PM
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It's not age, it's heat cycles/miles. At 10K miles it's highly unlikely the pipes've not seen enough heat to be any concern
 
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Old Mar 5, 2025 | 08:00 AM
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Default Pipes

Coolant level seems constant. Here are some pics


 
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Old Mar 5, 2025 | 08:21 AM
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Those appear to be the updated plastic pipes. You should try to find a dealer that would give you the service history on the car. It would probably show when they were replaced.
 
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Old Mar 5, 2025 | 08:38 AM
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Originally Posted by Rondog
Those appear to be the updated plastic pipes. You should try to find a dealer that would give you the service history on the car. It would probably show when they were replaced.
doesn’t matter if they were updated or when. Mine had the original design fitted and they didn’t fail at the seams, they failed where they make contact with metal. They were replaced in warranty with the updated design and those failed too after 3 years And about 60,000 miles. Now that JLR offer alloy versions, there’s no reason Not to use them.
 

Last edited by jahummer; Mar 5, 2025 at 01:06 PM.
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Old Mar 5, 2025 | 09:12 AM
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Originally Posted by Turko
...My car is a 2017 F-Type R sports car, with 10,000 mi on the clock. The car is seven and a half years old. So I'm wondering about the condition of my coolant pipes even though it has 10,000 mi which is very low for the model year of the car. Your thoughts please, will be much appreciated. Thanks
You can perform a visual inspection using a cooling system pressure tester.

Even with low miles, remember to monitor the coolant level at least once per week. If it begins to drop, immediately investigate why.
 
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Old Mar 5, 2025 | 12:10 PM
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You have the new-style pipes. Congratulations, this is now a non-issue. As someone else suggested, it would be worth pulling your service history to see when this was done.
 
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Old Mar 5, 2025 | 01:03 PM
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Originally Posted by diablo2112
You have the new-style pipes. Congratulations, this is now a non-issue.
False.

See my post # 14 above. Main dealer fitted the revised design on mine in Warranty and they only lasted three years before they too failed the same way the original Versions did. JR now offer I versions as an option.
 

Last edited by jahummer; Mar 5, 2025 at 01:07 PM.
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Old Mar 5, 2025 | 01:29 PM
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Just thought I'd leave this here as it might be relevant. JLR produced the upper and lower pipes in cast iron and aluminum for the V8 Defender and compatible with the F-type.

Part numbers LR186859 and LR186917 not sure if rear pipe Engine Coolant Outlet Flange is available in metal, apparently not.



 
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Old Mar 5, 2025 | 01:36 PM
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Originally Posted by WSHudds
Just thought I'd leave this here as it might be relevant. JLR produced the upper and lower pipes in cast iron and aluminum for the V8 Defender and compatible with the F-type.

Part numbers LR186859 and LR186917 not sure if rear pipe Engine Coolant Outlet Flange is available in metal, apparently not.

What's the deal with that water pump, updated as well? (Known failure point for our cars as well).
 
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Old Mar 5, 2025 | 01:40 PM
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Originally Posted by bfrank1972
What's the deal with that water pump, updated as well? (Known failure point for our cars as well).
Good question, I'd enquire about that too to see if the new design is compatible.
 
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