[W126 Coupe] 560 IDLING PROBLEE

[Gary]

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.

>


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