[W126 Coupe] Water in floor behind drivers back seat

[Richard Giampietro]

Hey Barry ;  Maybe you should drain your beer cans dry before tossing them on the floor...just a thought.. RG> Date: Fri, 23 Nov 2007 08:49:21 -0800> From: bc at unitedsalad.com> To: mbcoupes at mbcoupes.com> Subject: Re: [W126 Coupe] Water in floor behind drivers back seat> > Dick,> Thanks I will go to work on all of these things.> On the side window brush, it is new and we have poured> Water directly down the back side window to find out if the > Drains in that panel were plugged. Water ran right out on to> The floor.> > B.C. > www.duckdelivery.com> > > Barry K. Corno> > (503) 288-9380> (503) 331-1185 Fax> (800) 452-2481 Toll Free> (503) 441-8800 Pager> (503) 789-4012 Voice Mail/Cell> bc at unitedsalad.com> Office Hr's 3:00 am - 11:30 am> 8448 N.E. 33rd Drive-Suite 120> Portland, OR 97211-2163> > -----Original Message-----> From: mbcoupes-bounces at mbcoupes.com> [mailto:mbcoupes-bounces at mbcoupes.com] On Behalf Of Dick Spellman> Sent: Friday, November 23, 2007 8:26 AM> To: Mercedes Coupes Mailing Lists> Subject: Re: [W126 Coupe] Water in floor behind drivers back seat> > Hi Barry:> > Reading your posts it looks as if you have covered all the usual > suspects and this includes checking under the rear coupe seat cushions > which are dry.> > I am wondering if your side coupe window brush is leaking. Perhaps you > can flood the rear side coupe window for a period of time as the water > will take some time to travel to the interior from wherever the leak is > located. This is a costly one-piece unit that wraps around the outer > side glass is joined at the door pillar and is attached to the inner > window brush that runs inside. By the way I have never seen a leak from> > the window brush area but, I've never worked on an SEC or MB with the > kinds of mileage you have racked up.> > As another test of sorts, I would lift the door sill plastic out of the > car and place a piece of paper towel up near the carpet cut-off and > close to the jam then run a strong stream of water along just the window> > glass and door area (no roof) to see if the paper towel gets wet. If > yes, you have at least narrowed the leak to the door jam seal where the > front door glass bead meets the rear glass seal.> > If no, I would also take a paper towel and fit it into the rear foot > well heater duct (this is under the driver's seat). Then run a strong > stream of water for some time about dead center on the windscreen/wiper > motor fascia. Then check to see if the paper towel in the duct gets wet> > or if the carpet becomes wet in the rear area as you typically see. In > these two tests you are checking to see if the front wiper pan drains > and the center drain are either plugged or if the inner firewall has > developed a leak from rust. The water can be carried through the heater> > box out onto the floor area under the driver's carpet and may not be > noticed due to the heavy insulated backing under the front carpet. > Again, allow a few minutes to see if the leak appears.> > Maybe worth another check even though you have done this or had someone> > do it. With sunroof open, be certain an extension wand on an air > compressor is used to get right into the a-pillar corners and that you > do in fact hear the air escaping behind the front wheel cavity inner > plastic trim. If you hear air escaping down low on the inner wheel well> > you are all set. If no air escapes down there, one or both drains are > really plugged solid. Let me know how you fare in these few tests.> > Dick> > Barry Corno wrote:> > Dick,> > Thanks for the response.> > Only after a hard rain. The car has to be sitting. If in motion> > no water comes in. Car washes are O.K. no water then.> > It is not the air condition, as I mentioned the drain is unplug> > and water does not come from any part of the front of the car.> > > > B.C.> >> > ________________________________> >> > From: mbcoupes-bounces at mbcoupes.com on behalf of Dick Spellman> > Sent: Thu 11/22/2007 1:09 PM> > To: Mercedes Coupes Mailing Lists> > Subject: Re: [W126 Coupe] Water in floor behind drivers back seat> >> >> >> > Barry Corno wrote:> > > >> I have been looking for how water is getting into back floor behind> >> drivers seat for a few years. Here is what I have replaced so far.> >> 1. Check air condition drain [ not plug ]> >> 2. front window not leaking [ water is not coming from front of> car]> >> 3. Replaced drivers door seal.> >> 4. Replaced felt strip attached to real window.> >> 5. Checked back panel window drains in car body. [ not plug ]> >> 6. New rear window seal. [ no water in truck ]> >> 7. Sunroof drains not plug. [ plus all new seals in sun roof ]> >> 8. Drivers door drains not plug.> >> Any other ideas??????????????> >>> >> B.C "83" 380 SEC AMG /// 531.4 K> >>> ------------------------------------------------------------------------> >>> >> The MB Coupes Website!> >> W126 SEC Mailing List> >> Postings remain property of MB Coupes, L.L.C.> >> > > Hi Barry:> >> > When does this water situation occur? After a good rain or car wash?> > Only when AC has been operating?> >> > Regards,> > Dick> > > >> > The MB Coupes Website!> W126 SEC Mailing List> Postings remain property of MB Coupes, L.L.C.> The MB Coupes Website!> W126 SEC Mailing List> Postings remain property of MB Coupes, L.L.C.
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