[W126 Coupe] 560 IDLING PROBLEE

[J Hodgman]

Brake booster line is easiest!
On Oct 8, 2011 2:58 AM, "Gary" <garysalas at yahoo.com> wrote:


> jona where/what do you hook the smoke machine to?  can you provide a

> picture?  thanks

>

> *From:* Jonathan Hodgman <jhodgman at gmail.com>

> *To:* Mercedes Coupes Mailing Lists <mbcoupes at mbcoupes.com>

> *Sent:* Friday, October 7, 2011 10:01 AM

> *Subject:* Re: [W126 Coupe] 560 IDLING PROBLEE

>

> likely a leak under the intake manifold.  A smoke machine/tester would

> be your most Ready way of finding said leak.

>

> Have you adjusted your CO/Duty cycle/Mixture lately?  A lean surge can

> do the same thing..

>

> Jonathan

>

> On 10/7/2011 11:06 AM, CHRIS wrote:

> > Gentlemen,

> >

> > I have an 89 560 SEC that I am currently restoring. It runs well but

> > the car hunts at idle and will not

> > continue running without adding gas until it warms up. I noticed in

> > previous discussions that if the fuel

> > economy guage is fluctuating that there is a vacuum leak. We checked

> > all the lines under the hood and

> > there is no noticeable vacuum leak. Just looking for some additional

> > things to check. It's driving me nuts.

> > short trip. thanks, Chris VA Beach

> > 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.

>

>

>

> The MB Coupes Website!

> W126 SEC Mailing List

> Postings remain property of MB Coupes, L.L.C.

>

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