1988 mercedes 560 sl stalls and starts right up almost as if the fuel is choked. engine and idle is smooth?

1988 MERCEDES BENZ 500SL
125 MILES
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ROBCHRISTOPHER
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  • 3 POSTS
can happen at low accelleration, just cruising w/not much gas pedal pressure.
Oct 3, 2011 at 11:26 AM
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ROBCHRISTOPHER
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added info: other times there might be a kick at high accellaration and then when you let off the gas while slowing it stalls. Again starts right back up and will continue to drive.
Oct 3, 2011 at 11:29 AM
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ROBCHRISTOPHER
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additional info: also the car has been serviced and maintained it's whole life....very clean and normally performs optimally.
Oct 3, 2011 at 11:33 AM
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DRCRANKNWRENCH
  • Experienced Mechanic
  • 3,380 POSTS
There are a few possibilities;

Here is a link that not only lists the possible causes but walks you through how to check on them and eliminate potential issues and help diagnsoe the problem,


Here is the link;

https://www.2carpros.com/articles/engine-hesitates
Oct 3, 2011 at 5:31 PM
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EDSKILLS
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  • 1 POST
Just found this post. I’m having the same problem. Did you figure out the specific issue?
Jul 19, 2023 at 3:39 AM
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STRAILER
  • Experienced Mechanic
  • 55,224 POSTS
This is an old power, but it sounds like a vacuum leak, please go over this guide when the engine is cold only:

https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge

Please go over this guide and get back to us.
Jul 20, 2023 at 3:40 AM
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