[W126 Coupe] Transmission Problems with upshifting
Jonathan
jhodgman at gmail.com
Mon Dec 17 22:51:05 EST 2007
Swapping transmissions, figure 2 days...Swapping VB'ies, 2 hours max :-P
Jonathan
Markus Meyer wrote:
> Why not swap the whole trans? Or is the valve body easier to do?
>
> Markus Meyer
> mfm at meyerprobateproperties.com <mailto:mfm at meyerprobateproperties.com>
> www.meyerprobateproperties.com <http://www.meyerprobateproperties.com/>
> Meyer Probate & Properties, LLC
> 484-919-9762
>
>
> -------- Original Message --------
> Subject: Re: [W126 Coupe] Transmission Problems with upshifting
> From: "Mark Reimers" <mark at reimers.com>
> Date: Mon, December 17, 2007 7:05 pm
> To: "Mercedes Coupes Mailing Lists" <mbcoupes at mbcoupes.com>
>
> Jonathan,
>
> I've been trying to assess the time involved for the exchange if I
> have both cars side by side on racks to replace the valve bodies.
> Any SWAG's (Silly Wild Assed Guess) on the time?
>
> Mark Reimers
> Reimers and Associates, Inc.
> 775-772-3607
> ------------------------------------------------------------------------
> *From:* mbcoupes-bounces at mbcoupes.com
> [mailto:mbcoupes-bounces at mbcoupes.com] *On Behalf Of *Jonathan
> *Sent:* Friday, December 14, 2007 8:03 PM
> *To:* Mercedes Coupes Mailing Lists
> *Subject:* Re: [W126 Coupe] Transmission Problems with upshifting
>
> Interesting, well, I would take the valve body from the good trans
> and install it in the not so good transmission. Just be aware of
> the plastic 'catch/slot' on the drivers side..if you don't engage
> that it Really won't work. Also, there is a small spring loaded
> piece of plastic that rests in the valve body..when you drop the
> VB, don't turn it over, have a look @ where it sits..should you
> lose track I do have that info in my machine.
>
> Also, pay attention to where the 3 short bolts go on the VB..I
> want to say they are on the passenger side but most of the
> transmissions I have been working on of late are out of the car.
>
> All it takes is the tiniest piece of gunk to make it's way into
> the VB..similar pieces could all but never be found.
>
> Jonathan
>
>
> Mark Reimers wrote:
> Jonathan,
>
> Disconnecting the kick down switch was no help for the shift
> problem. OK, I have a 1990 560 SEC parts car sitting next to my
> garage with a running engine/transmission. What's best? Swap
> transmissions or just clean out the valve body? By the way, the
> transmission shop said there was no debris in the pan.
>
> Mark Reimers
> Reimers and Associates, Inc.
> 775-772-3607
> ------------------------------------------------------------------------
> *From:* mbcoupes-bounces at mbcoupes.com
> <mailto:mbcoupes-bounces at mbcoupes.com>
> [mailto:mbcoupes-bounces at mbcoupes.com] *On Behalf Of *Jonathan
> *Sent:* Friday, December 14, 2007 6:21 PM
> *To:* Mercedes Coupes Mailing Lists
> * Subject:* Re: [W126 Coupe] Transmission Problems with upshifting
>
> Hello Mark,
>
> Sadly, nothing really..to do the job properly one needs to drop
> the valve body and disassemble/clean the unit. Rather tricky w/o
> diagrams and a familiarity w/ what is hiding in there!
>
> I'll be curious to hear how you make out w/ the KD.
>
> Jonathan
>
> Mark Reimers wrote:
> The car has 105000 mile and no I did not check the kick down
> switch. I will in the morning. What can I use to flush the gunk
> from the valve body?
>
> Mark Reimers
> Reimers and Associates, Inc.
> 775-772-3607
> ------------------------------------------------------------------------
> *From:* mbcoupes-bounces at mbcoupes.com
> <mailto:mbcoupes-bounces at mbcoupes.com>
> [mailto:mbcoupes-bounces at mbcoupes.com] *On Behalf Of *Jonathan
> *Sent:* Friday, December 14, 2007 6:11 PM
> *To:* Mercedes Coupes Mailing Lists
> *Subject:* Re: [W126 Coupe] Transmission Problems with upshifting
>
> Did anyone check to see if the kick down switch is stuck?
>
> I'd unplug it just to be sure. Also might check the linkage make
> sure it hasn't slipped Way out of adjustment.
>
> Typically when I see mod's fail you still have all your forward gears.
>
> Could also be some gunk has made its way into the valve body.
>
> How many miles on the car?
>
>
> Jonathan
>
>
> Mark Reimers wrote:
> Hi all,
>
> 3 days ago I'm driving my 91 560 SEC and everything is great. I
> get on the freeway and punch it to get to speed. The car shifts to
> second and stays there. Checked the fluid level and it was low so
> I put some in. Problem remains. Took the car into a local tranny
> shop and had them replace the fluid and filter including draining
> the torque converter. Problem remains. I've got reverse, 1^st and
> 2^nd and nothing else. Did some searching in the archives and
> concluded it might be the modulator.
>
> Any ideas?
>
> Mark Reimers
> Reimers and Associates, Inc.
> 775-772-3607
> --
>
> Blue Ridge Mercedes
>
> Offering Enthusiast Service, Restoration and Modification.
>
> Providing quality parts to discriminating customers in all parts of the world.
>
> Located in the Greater Atlanta area.
>
> http://www.blueridgemb.com <http://www.blueridgemb.com/>
>
> *Updates weekly*
>
>
>
> 1996 S600 Euro "Scharnhorst"
>
> 1991 560 SEC Euro ECE Conv. (for sale)
>
> 1991 560 SEC 226Hp/271ft/lbs (TT conversion
> IP)
>
> 1989 560 SEC Euro ECE *Parts*
>
> 1988 300 TE
>
> 1989 560 SEC AMG (Mech.lifter/radical cam conv.)
>
> 1986 560 SEL 6.0L 32V AMG
>
> 1980 280 SE Euro
>
> 2006 Z4 3.0Si M-Spec<
> /u1:p>
>
>
>
>
>
>
>
>
>
> ------------------------------------------------------------------------
>
>
>
>
>
>
>
>
> The MB Coupes Website!
>
> W126 SEC Mailing List
>
> Postings remain property of MB Coupes, L.L.C.
>
>
>
>
>
> --
>
> Blue Ridge Mercedes
>
> Offering Enthusiast Service, Restoration and Modification.
>
> Providing quality parts to discriminating customers in all parts of the world.
>
> Located in the Grea
> ter Atlanta area.
>
> http://www.blueridgemb.com <http://www.blueridgemb.com/>
>
> *Updates weekly*
>
>
>
> 1996 S600 Euro "Scharnhorst"
>
> 1991 560 SEC Euro ECE Conv. (for sale)
>
> 1991 560 SEC 226Hp/271ft/lbs (TT conversion IP)
>
> 1989 560 SEC Euro ECE *Parts*
>
> 1988 300 TE
>
> 1989 560 SEC AMG (Mech.lifter/radical cam conv.)
>
> 1986 560 SEL 6.0L 32V AMG
>
> 1980 280 SE Euro
>
> 2006 Z4 3.0Si M-Spec
>
>
>
>
>
> ------------------------------------------------------------------------
>
>
>
>
> The MB Coupes Website!
>
> W126 SEC Mailing List
>
> Postings remain property of MB Coupes, L.L.C.
>
>
>
>
> --
>
> Blue Ridge Mercedes
>
> Offering Enthusiast Service, Restoration and Modification.
>
> Providing quality parts to discriminating customers in all parts of the world.
>
> Located in the Greater Atlanta area.
>
> http://www.blueridgemb.com <http://www.blueridgemb.com/>
>
> *Updates weekly*
>
>
>
> 1996 S600 Euro "Scharnhorst"
>
> 1991 560 SEC Euro ECE Conv. (for sale)
>
> 1991 560 SEC 226Hp/271ft/lbs (TT conversion IP)
>
> 1989 560 SEC Euro ECE *Parts*
>
> 1988 300 TE
>
> 1989 560 SEC AMG (Mech.lifter/radical cam conv.)
>
> 1986 560 SEL 6.0L 32V AMG
>
> 1980 280 SE Euro
>
> 2006 Z4 3.0Si M-Spec
>
> ------------------------------------------------------------------------
> 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.
--
Blue Ridge Mercedes
Offering Enthusiast Service, Restoration and Modification.
Providing quality parts to discriminating customers in all parts of the world.
Located in the Greater Atlanta area.
http://www.blueridgemb.com
*Updates weekly*
1996 S600 Euro "Scharnhorst"
1991 560 SEC Euro ECE Conv. (for sale)
1991 560 SEC 226Hp/271ft/lbs (TT conversion IP)
1989 560 SEC Euro ECE *Parts*
1988 300 TE
1989 560 SEC AMG (Mech.lifter/radical cam conv.)
1986 560 SEL 6.0L 32V AMG
1980 280 SE Euro
2006 Z4 3.0Si M-Spec
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