XJ XJ6 / XJ8 / XJR ( X350 & X358 ) 2003 - 2009

x358 Front brakes, door aperture seal & wind noise - Update 22.09.15 RESOLVED

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  #21  
Old 07-16-2015 | 02:19 PM
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Dougie at Prestige seems at a loss on the wind noise too, says it would probably take an hour or two of messing around, trial and error, test driving etc etc to get to the bottom of it.....all with no fix, just a bill at the end of it!


I am toying with the idea of these add on door seals / foam / rubber etc and trying trial and error myself to get to the bottom of it!
I'm not one for aftermarket fixes like these to be honest, but it may come to that........it's driving me a little crazy, or more crazy than normal
 
  #22  
Old 07-16-2015 | 02:21 PM
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Thermite - apologies for highlighting an issue that was a non issue for you, but is now bugging you too...lol
Sometimes ignorance is bliss


I'll post up if I find anything of course, but the way things are now, you will probably get to it before me
 
  #23  
Old 07-16-2015 | 03:55 PM
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Bearing in mind I've already replaced the door seal at a fairly expensive cost ( it was damaged ) but made no difference, here's a few things I might try to see if I can get to the bottom of it....
Adding tubing to bolster existing weatherstripping......only just turned 80k miles, surely this can't have failed, but worth a shot perhaps?
See below post from another car site...

Option 1
Here's a few pics of my install.
The tubing...
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Starting at the rear of the door...
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Continuing to pull out the rubber and insert it around the top...
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Cutting it off at the end...
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Tucking in the rubber...
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I took a video clip with my phone while on the freeway I hope to post soon, although I didn't take a before clip so it might be irrelevant.

Option 2
Again, another car forum, but this is on the mirror housing and could be part of the problem?





Another possible option?
Door Seal Modification Ford Super Duty

I must find some time and must fix this issue
 
  #24  
Old 07-17-2015 | 04:50 AM
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Originally Posted by JimC64
Bearing in mind I've already replaced the door seal at a fairly expensive cost ( it was damaged ) but made no difference, here's a few things I might try to see if I can get to the bottom of it....
Adding tubing to bolster existing weatherstripping......only just turned 80k miles, surely this can't have failed, but worth a shot perhaps?
See below post from another car site...
If you choose to DO that...

- first, test with the ever-ephemeral grey urethane, specifically the solid round 'caulk saver' stocked in rolls of several diameters at Big Box in the weatherstrip section. Cheaper and 'springier'.

If it shows signs of working at all (I don't expect it to do..) then we'll search for EPDM 'rod' or tubing to replace the urethane.

That clear Tygon is not very stable or durable for applications of this sort. Highly likely to get stiff(er), shift the load to the costly custom seal and fail it sooner.

DAMHIKT.
 
  #25  
Old 07-17-2015 | 05:10 AM
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As a former "noise and squeak specialist", aka "the new guy", I fixed lots
of wind whistles with the application of copious amounts of silicone spray.

What happens is that dry seals, especially cheap ones, do not conform to
the mating surface very well. Lubricating the seal allows it to squirm into
position when the door is closed. No more whistle.

There is also the trick of cutting up strips of newspaper and closing the
door on them. They should all pull out with uniform force. The one that
pulls out too easily is where you need to look.

But .... I am really amazed ... you've mentioned "warped" and "rotors"
multiple times in the thread without even one person having the temerity
to thunder that "rotors don't warp!". Where's that applause icon?
 
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  #26  
Old 07-17-2015 | 05:15 AM
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Thermite, yes I hear you and plus 1 on the material used ( if I check it out )

I'm leaning more towards the mirror housing and that area as a possible cause, however.....
After washing my car and or heavy rain, upon opening the drivers door I do notice a very fine misting of water on the top of the door seal. This suggests obviously that the seal perhaps isn't what it should be, allowing water ingress and therefore air.


As stated I've replace the door aperture seal due to wear and tear, it may be that the actual door seal is failing / weakened / crushed etc and not doing its job.
If memory serves, these are quite expensive and not something you'd want to rush to replace unless you're 100% sure of the fix

Onwards n upwards
 
  #27  
Old 07-17-2015 | 05:26 AM
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Here's a picture of the door seal arrangement I believe, damn expensive for what they are too.







I've also included a tsb for wind noise from the mirror housing, albeit this is for the S type if memory serves, but may still apply.
Dougie at Prestige is obviously aware of this as one of the first things he mentioned was taping that area ( as per the tsb ) and seeing if that made a difference
 
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S501-04 Wind Noise.pdf (123.8 KB, 162 views)
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  #28  
Old 07-17-2015 | 05:39 AM
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Originally Posted by JimC64
however.....
After washing my car and or heavy rain, upon opening the drivers door I do notice a very fine misting of water on the top of the door seal. This suggests obviously that the seal perhaps isn't what it should be, allowing water ingress and therefore air.
Barring my two early-days BMW sedans - each of which had doorframes like bank-vaults - I've mostly had to reset, align, and seal doors on the 'cheap seats'. Often VERY cheap. Used and abused - even wrecked.

Standard trick number One after getting hinges, latches and bodyline 'just so' has been to actually barehanded muscle bend, not tool bend, the upper frame tighter to the opening.

Not just a factory fit oversight .. the door frames MOVE over time under full-time pressure of the seals and periodic slamming by the over-zealous or careless. No such thing as an immovable object.

Overdid the bending once ('62 Plymouth Belvedere), and left a wrinkle in the pillar just above where it meets the main body of the door, so I AM NOT recommending it on our Jaguars.

Not YET anyway..

That said.. we COULD look and see if it is the sort of thing that is in need if we DO find a saner alternative to apply controlled force accurately.

Ex: Absent water/mist, will the door seal grab a sheet of smooth-finish paper tightly enough that it tears - rather than slips - when one tries to pull it out?

BTW .. I'd stuff a cut of soft Armaflex, polyester or polyethylene closed-cell foam in that mirror-mount cavity before taping it. Just as likely to be an acoustic channel as an air-FLOW path.

Update/PS:

Just twigged to a 'smoking gun' of sorts. Had no extended-family 'grand tour' last year. DID have this year, so played tour-guide and bus driver for five weeks or so - ended just a week ago.

By turns and twos, three 18-21 year-olds used the rear seats, couldn't be bothered to learn the finesse of closing the doors properly, fell into the habit of slamming them a tad.

And it is the rear seats where the wind-noise has become so noticeable I keep subconsciously twiddling the con-trols to insure the power-windows are full-up.


Need a nap now, but later today expect to find the door latches need adjusting... and perhaps that of the boot as well...

 

Last edited by Thermite; 07-17-2015 at 06:11 AM.
  #29  
Old 07-18-2015 | 05:09 AM
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I have this problem too I removed the mirror Assy and made sure that the seal was in place and filled any space with foam . When I drive the car at speed and I can hear the wind noise if I put my hand near were the side window goes in the runner it goes quieter so this could be a area for looking at hope one of us finds a solution
 
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  #30  
Old 07-18-2015 | 07:58 AM
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Originally Posted by plums
mentioned "warped" and "rotors"
multiple times in the thread without even one person having the temerity
to thunder that "rotors don't warp!".
LOL!

Ain't going there....



However ...with bog-standard OEM cast-iron rotors, I get judder too.

Until ....two or three medium hard stops have burnt-off the modest rust that accumulates on rotors and transfers onto the friction pads - also moist- in the froggy-bog-ey-humid Virginia climate.

Neither a new phenomenon, nor unique to the XJ, given that the Lockheed-Girlings on my '59 TR3 and 'many, many' rides since did much the same. I don't pay it much mind - just 'warm up' the brakes and carry on.

If one dasn't do that, though, the skipping effect could get pronounced enough to eventually affect the flatness of the surfaces. Rippled or washboard rather than 'warp', I'd class that.

From experience in another venue, I don't see stainless as a likely improvement, either.

Not in theory, anyway.
 
  #31  
Old 07-18-2015 | 10:05 AM
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Originally Posted by JimC64
...
Adding tubing to bolster existing weatherstripping......only just turned 80k miles, surely this can't have failed, but worth a shot perhaps?
A DIY fix for older Ford truck doors that start to squeak is sliding surgical tubing inside the weatherstripping.
 
  #32  
Old 07-19-2015 | 09:15 PM
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Originally Posted by Zazzy
A DIY fix for older Ford truck doors that start to squeak is sliding surgical tubing inside the weatherstripping.

Thanks Zazzy, yes I know, as per the link I pasted into #23, seen here below?
Door Seal Modification Ford Super Duty
 
  #33  
Old 07-19-2015 | 10:20 PM
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Default How much are the apatite seals?

[QUOTE=JimC64;1268771]Here's a picture of the door seal arrangement I believe, damn expensive for what they are too.




All four of the apature seals on mine are damaged at the bottom. Guess from being stepped on. The upper sections are fine.
Just put a light coating of Krytox on all the door seals. Hope it stops the deterioration.
How much are these seals? And U.S. There an option on a non OEM product?
 
  #34  
Old 07-20-2015 | 08:01 PM
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Try contacting both Jaguar and SNG Barratt, Jagbits and any others for prices
Even 2 or 3 seals on one door could very soon mount up to £200 or so + and then fitting on top unless you do it yourself of course
Multiply the seals x 4 doors and you will soon rack up a huge bill.
 
  #35  
Old 07-27-2015 | 08:10 PM
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Originally Posted by Don B
Jim,

I have a little wind noise from the driver's door mirror area too, and I wonder if the procedure in the S-Type TSB might work for the X350 and X358. I haven't had a chance to give it a try, but perhaps it might be helpful to your mechanic:

http://www.jagrepair.com/images/TSB/...nd%20Noise.pdf

Cheers, Don
Ok guys, so what with one thing or another, serious home DIY garden sheds refinished, decking and driveway steam cleaned and around 42 fence panels at 1 hour each all refinished in fence stain and weeding ( which I detest ) finally coming to the end of it.

But the fun goes on as my daughter gets married this weekend too, so the madness continues....
Anyhow, did a few miles today and had cause to get some pretty high speed runs whilst it was windy and REALLY paid attention.
I swear blind its the mirror housing seal 100%
Check out the tsb and look at illustration 1

As I was driving and the wind noise was elevated both due to high winds and speed I pushed against the glass at the mirror housing area, jamming my fingers / knuckles into that area and the wind died down considerably.
Once I have time. I'm going to revisit Prestige and ask them to carry out the procedure as per the tsb and see what it costs and advise results
 
  #36  
Old 07-28-2015 | 12:31 AM
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Jim,

Congratulations on your daughter's upcoming wedding! I hope you are able to relax and enjoy this joyous and momentous event, and even more, I hope that you genuinely like your future son-in-law!

Cheers,

Don
 
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  #37  
Old 07-30-2015 | 01:42 PM
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Originally Posted by JimC64
As I was driving and the wind noise was elevated both due to high winds and speed I pushed against the glass at the mirror housing area, jamming my fingers / knuckles into that area and the wind died down considerably.
Once I have time. I'm going to revisit Prestige and ask them to carry out the procedure as per the tsb and see what it costs and advise results
Mindful of how I tracked-down the source on another vehicle, I plan a different approach.

I've noticed this (relatively) new 'Frog tape' in the paint section of Big Box for masking. Claim-to-fame is that it seals clean and tight to edges, yet can be removed with neither damage nor adhesive residue left behind.

Fast-forward to my XJ...

By masking all the EXTERNAL door and sunroof seams and road-testing, I should discover if either mirror is a contributor.

By REMOVING masking one opening at a time, offenders can be ID'ed for remedial treatment (NOT masking tape!)

Good deal of spare time and tedium required - but out-of-pocket cheap as a roll or two of tape.

What to DO about correcting what is discovered wants more research than fiddling with 'caulk saver' ..

One could perhaps wish for the 'inflatable' door seals used on aircraft...
...but that's would indeed be more 'wishful' than pragmatic.

First, a bit more precise and comprehensive round of 'detective work' is on the menu.
 
  #38  
Old 09-17-2015 | 08:58 PM
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Intending to take the car in on Tuesday for checking the wind noise, door mirror housing area.
The plan is to get them to check this, also to get the diagnostics ran as a health check.
I've recently had a "vehicle too low" error message, but the car raised up quickly and no issues since?


I have a warranty with the car and would like to see if there are any problems that need addressed while the warranty is in force, makes sense
Roll on Tuesday......
 
  #39  
Old 09-22-2015 | 08:36 AM
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Okee dokee, finally have a fix at least for the door mirror housing wind noise
Took the car in to to Prestige today and took the door card off to investigate, I was correct, the door mirror housing area is where the wind noise eminates from.


Firstly and as pointed out previously, the external mirror seal is poorly fitted ( or so I thought ).....On checking several other cars of the same type, year etc they are all absolutely identical. I would therefore imagine that you all have the same poorly fitted seal on the exterior of your cars too.

Taking the door card off, then removing the mirror seal and finally the mirror itself, reveals the interior foam / rubber seal.
This also is poorly manufactured / fitted and leaves a substantial gap around the housing, hence the wind noise, see pics below.....

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using black silicone sealant we filled this gap internally and then adjusted the seal as best we could and buttoned it all back up, reinstalled the mirror housing, seal and door card
We then added black silicone sealant around the exterior seal, filling the gaps there too for good measure.
Road tested ( at considerable speed, triple digits for good measure ) and bam, no wind noise from that area, now totally eliminated

Also ordered 2 new front foglight surrounds, the chrome strips are tired and chipped after many thousands of miles and beyond refurbishment. I'll pick them up in a few weeks time as I intend to book her in for a front end paint job on the bonnet, bumper and wings soon
 
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  #40  
Old 09-25-2015 | 12:47 AM
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Originally Posted by JimC64
Okee dokee, finally have a fix at least for the door mirror housing wind noise
Took the car in to to Prestige today and took the door card off to investigate, I was correct, the door mirror housing area is where the wind noise eminates from.


Firstly and as pointed out previously, the external mirror seal is poorly fitted ( or so I thought ).....On checking several other cars of the same type, year etc they are all absolutely identical. I would therefore imagine that you all have the same poorly fitted seal on the exterior of your cars too.

Taking the door card off, then removing the mirror seal and finally the mirror itself, reveals the interior foam / rubber seal.
This also is poorly manufactured / fitted and leaves a substantial gap around the housing, hence the wind noise, see pics below.....





using black silicone sealant we filled this gap internally and then adjusted the seal as best we could and buttoned it all back up, reinstalled the mirror housing, seal and door card
We then added black silicone sealant around the exterior seal, filling the gaps there too for good measure.
Road tested ( at considerable speed, triple digits for good measure ) and bam, no wind noise from that area, now totally eliminated

Also ordered 2 new front foglight surrounds, the chrome strips are tired and chipped after many thousands of miles and beyond refurbishment. I'll pick them up in a few weeks time as I intend to book her in for a front end paint job on the bonnet, bumper and wings soon
I wonder if this is my issue. I'm getting plenty of wind noise from the right side of the car and thought it might be the windshield.
 


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