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Message: Do the windows drop when you pull on a door handle, either the inside handle or the outside...

Changed By: MarcW
Change Date: August 13, 2014 05:58PM

Do the windows drop when you pull on a door handle, either the inside handle or the outside...
handle? If you do not pull the handle hard enough to unlatch the door latch and instead release the handle does the window raise again?

If the windows do not drop when either handle is pulled and then do not rise again if you do not open the door and instead release the handle or if any of this behavior is inconsistent this can be a problem with the door lock assembly.

If when you open the door if the window goes back up or fails to go up when you close the door this can be a problem with the door latch assembly.

However if both door windows behave the same this suggests a common failure mode and it is a bit much to expect both door lock assemblies to fail at the same time.

The usual -- and appropriate -- advice is to check the security module for any signs of moisture in the area. Check the door bottoms for dampness. If a door membrane fails this can let water collect in the door and this can cause all sorts of electrical gremlins at first confined to the door/window but later the gremlins can appear at seemingly unrelated places.

I don't think it will help but you can reset the window limits.

Lower a window using the lower button. Press and hold until the window is all the way down. Release the button. Then press and hold the raise button until the window is all the way up. Continue to hold the button for at least 5 seconds. (I believe I can hear a faint "click" from the door at around 5 seconds after the window is up.)

Release the button. Done. (Well, done after you repeat the above with the other window.)

When my car's passenger window started acting up failing to drop when I opened the door, or worse dropping then going back up after the door was opened, when the door lock LED on the dash would light for no apparent reason, and the doors would lock, or when locking the car the horn would sound like something was ajar -- but nothing ever was ajar -- the tech connected the Porsche diagnostic computer and read the codes and pin-pointed the door lock assembly.

My point is do not dismiss getting someone involved who has the right diagnostics computer and knows how to use it. These electrical issues even without water or rodents or what hav you -- just wear as was the case with my car -- can be a real pain to troubleshoot.
Changed By: MarcW
Change Date: August 13, 2014 05:58PM

Do the windows drop when you pull on a door handle, either the inside handle or the outside...
handle? If you do not pull the handle hard enough to unlatch the door latch does the window raise again?

If the windows do not drop when either handle is pulled and then do not rise again if you do not open the door and instead release the handle or if any of this behavior is inconsistent this can be a problem with the door lock assembly.

If when you open the door if the window goes back up or fails to go up when you close the door this can be a problem with the door latch assembly.

However if both door windows behave the same this suggests a common failure mode and it is a bit much to expect both door lock assemblies to fail at the same time.

The usual -- and appropriate -- advice is to check the security module for any signs of moisture in the area. Check the door bottoms for dampness. If a door membrane fails this can let water collecd t in the door and this can cause all sorts of electrical gremlins at first confined to the door/window but later the gremlins can appea r at seemingly unrelated places.

I don't think it will help but you can reset the window limits.

Lower a window using the lower button. Press and hold until the window is all the way down. Release the button. Then press and hold the raise button until the window is all the way up. Continue to hold the button for at least 5 seconds. (I believe I can hear a faint "click" from the door at around 5 seconds after the window is up.)

Release the button. Done. (Well, done after you repeat the above with the other window.)

When my car's passenger window started acting up failing to drop when I opened the door, or worse dropping then going back up after the door was opened, when the door lock LED on the dash would light for no apparent reason, and the doors would lock, or when locking the car the horn would sound like something was ajar -- but nothing ever was ajar -- the tech connected the Porsche diagnostic computer and read the codes and pin-pointed the door lock assembly.

My point is do not dismiss getting someone involved who has the right diagnostics computer and knows how to use it. These electrical issues even without water or rodents or what hav you -- just wear as was the case with my car -- can be a real pain to troubleshoot.

Original Message

Author: MarcW
Date: August 13, 2014 05:57PM

Do the windows drop when you pull on a door handle, either the inside handle or the outside...
handle? If you do not pull the handle hard enough to unlatch the door latch does the window raise again?

If the windows do not drop when either handle is pulled and then do not rise again if you do not open the door and instead release the handle or if any of this behavior is inconsistent this can be a problem with the door lock assembly.

If when you open the door if the window goes back up or fails to go up when you close the door this can be a problem with the door latch assembly.

However if both door windows behave the same this suggests a common failure mode and it is a bit much to expect both door lock assemblies to fail at the same time.

The usual -- and appropriate -- advice is to check the security module for any signs of moisture in the area. Check the door bottoms for dampness. If a door membrane fails this can let water collecd in the door and this can cause all sorts of electrical gremlins at first confined to the door/window but later the gremlins can appea at seemingly unrelated places.

I don't think it will help but you can reset the window limits.

Lower a window using the lower button. Press and hold until the window is all the way down. Release the button. Then press and hold the raise button until the window is all the way up. Continue to hold the button for at least 5 seconds. (I believe I can hear a faint "click" from the door at around 5 seconds after the window is up.)

Release the button. Done. (Well, done after you repeat the above with the other window.)

When my car's passenger window started acting up failing to drop when I opened the door, or worse dropping then going back up after the door was opened, when the door lock LED on the dash would light for no apparent reason, and the doors would lock, or when locking the car the horn would sound like something was ajar -- but nothing ever was ajar -- the tech connected the Porsche diagnostic computer and read the codes and pin-pointed the door lock assembly.

My point is do not dismiss getting someone involved who has the right diagnostics computer and knows how to use it. These electrical issues even without water or rodents or what hav you -- just wear as was the case with my car -- can be a real pain to troubleshoot.