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Grinding sound when controlling driver's door

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Old 09-22-2017, 02:49 PM
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iotapi322
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Question Grinding sound when controlling driver's door

Did some searching but I'm missing the magic search term. My 02 Turbo has some strange window issues going on. I will list them below:
  • Drivers side window does not auto drop when opening or closing the door, from the outside door handle same with the passenger door. When I close the door the window stays all the way up and never goes down.
  • There is a grinding sound when putting up and down the driver's side door. Sounds like a pepper grinder, grinding glass
  • When driving in the car I can hear air in the driver's side window, but the window appears to be all the way up and the door seems to be shut all the way.

All these issues seemed to start at the same time, I've tried disconnecting the battery for a couple of days and resetting the computer to no avail. It's strange that both windows will not auto go down all of a sudden. Both at the same time.

I'm thinking the only thing I can really do is take the door panel off the driver's side door and take a look at what's really happening inside there.

Thoughts? Experiences?
Old 09-22-2017, 02:57 PM
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993GT
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issue 1 sounds like failed door latch microswitch, replace the latch
issue 2/3 failed window regulator
Old 09-25-2017, 10:27 AM
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John D II
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IMO, failed window regulator. Common issue. Not a very expensive repair.
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Old 10-08-2017, 06:17 PM
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iotapi322
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Ok - so i replaced the window regular and yes the grinding noise is solved. HOWEVER the window does not remain down when I release the outside door handle and have the door open. My reading indicates that this is the door latch microswitch. Which I also have found is not sold separately. Seems there are two "Door Lock Mechanisms ( both for the Left side)
Door Lock Mechanism (Left) Part #: 8N1-837-015-C-M1002
and
Door Lock Mechanism (Left) Part #: 8N1-837-015-C-OEM

First link says Genuine second Link says Porsche...
Anyway Trying to figure out what part is the right one to replace the latch switch.
Old 10-08-2017, 06:54 PM
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"02996ttx50
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there are two ( one L & one R ) but not two distinctly different latch mechanisms for EACH SIDE.

its the same part also a compatible boxter/VAG part..get the less expensive ( $288.00 ) 'un"branded one. here's the link on the same page: http://www.pelicanparts.com/More_Inf...G&KeepHeader=Y
Old 10-08-2017, 10:49 PM
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993GT
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the microswitch IS replaceable, but a hassle and typically the failure of the microswitch comes from tearing/balling of the 'plastic' coating on the contact surface...so, replace the whole latch
Old 10-08-2017, 10:51 PM
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iotapi322
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Yes I just ordered a new one off of ebay from an online store 1 state away for $245 and no tax.
Old 10-29-2017, 05:26 PM
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iotapi322
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Originally Posted by iotapi322
Yes I just ordered a new one off of ebay from an online store 1 state away for $245 and no tax.
So I put in the new window regulator and that fixed the grinding noise but it did not fix the drop down issue.
Put in the new door latch and put some soound deadening into the door and everything is right again.
Also closing door sounds a bit better
Old 10-29-2017, 06:26 PM
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jpflip
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If it is not done already...To do after regulator replacement.....
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Old 10-29-2017, 07:07 PM
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iotapi322
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Originally Posted by iotapi322
Yes I just ordered a new one off of ebay from an online store 1 state away for $245 and no tax.
Originally Posted by jpflip
If it is not done already...To do after regulator replacement.....
good advice I did do that!



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