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  #1  
Old 05-09-2006, 10:01 PM
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Join Date: May 2006
Location: Port St. Lucie
Posts: 19
Wink Different Stalling Issue!!!

My car is a 1991 Mercedes Sel 420. I get up in the morning and I start my car no problems at all, I can drive for hours and have no problems but as soon as I turn it off and go in a store and come back the car hesitates to start. I crank it on it starts for 5 seconds then it shuts down, after about the third or fourth try the car stays on. Sometimes I get it started and take off 15 seconds later my car shuts down with lights all on the instrument panel. My car never idles different through out the day. Its so weired!?!. I was thinking that it may be a FUEL CHECK VALVE or FUEL ACCUMULATOR. Can someone feed me some hope!!!
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  #2  
Old 05-10-2006, 06:08 AM
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Location: Melbourne, Australia
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Does it start more easily if you hold your foot on the accelerator?
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300e 294,000mi
380sel 185,998mi
380se 309,980mi
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  #3  
Old 05-10-2006, 02:15 PM
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Location: Port St. Lucie
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I dont even have to give it gas just a few attempts cranking her. Sometimes I leave the key on the on position just before the crank and let the fuelpump work a little and that works once in a while. Again once I have her started the engine is not starving for fuel or anything rides like a dream.
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  #4  
Old 05-10-2006, 06:35 PM
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Try having you foot on the throttle when you fisrt start cranking and see if that helps. I have found that if the injectors are leaking down, they create a rich mixture as the car sits. holding the throttle open allows more air to enter as you crank and this helps lean the mixture out and the enigne starts more easily.
Let us know.
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300e 294,000mi
380sel 185,998mi
380se 309,980mi
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  #5  
Old 05-15-2006, 08:39 PM
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Join Date: May 2006
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Same issue do you think it is a FUEL ACCUMULATOR or FUEL CHECK VALVE or neither since it starts at cold starts just fine. PLEASE HELP!!!
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  #6  
Old 05-16-2006, 03:57 AM
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Could be

I had a car that did this. Replaced the accumulatro and check valves, still exactly the same except pcoket heaps lighter. I then decided that, because it started more easily when I put my foot on the gas and then when it did start blew a little black, rich smelling smoke, that it could be the injectors leaking down. I replaced them and it fixed it 100%.
Symptoms were,

-Hard to start when hot and left for 15 mins or more (if I restarted before 15mins it would start fine)
-Started quicker if I helpd my foot on the gas.
-No problems starting when cold.
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300e 294,000mi
380sel 185,998mi
380se 309,980mi
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