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Engine Shut off Prob?

Old Jan 19, 2007 | 01:18 PM
  #1  
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Engine Shut off Prob?

Hi everyone,

I got ML 500 2002 I just run into a problem, after driving a while like an hour the engine shut off automatically, and it restarts after leaving it off for an hour, took it to a shop they checked everything kept it for 3 days seems like everything is fine, but still i got the same engine shut off problem. please help, and when i put the hook up it takes less time to restart

Last edited by david2007; Jan 19, 2007 at 01:45 PM.
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Old Jan 19, 2007 | 07:39 PM
  #2  
sickc43owner's Avatar
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From: fremont CA
99 c43
stalling-

most common on ml and several other vehicles is the crank position sensor.
cheapest place to start-ive seen ignition switches cause that problem ,
burned connectors at the fuel pump,also if your key has several other keys
attached to it, i have seen vehicles stall going over bumps as a result.
hope this helps

bay area tech -ryan
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Old Jan 20, 2007 | 11:36 AM
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only two other keys

thanks for the advise, do you know how to replace the crank sensor, cause i took it to a shop it was there for 3 days, finally they told that they can find the problem if i want to spend alot of money i can take it to the dealer, if not i can wait till the problem get worst and then they will be able to locate and replace the part, but i dont want to wait its embarasing it just doesnt start or shuts off after an hours or so, and it restarts if leave for 40 mints and runs for another hour or so, what you think
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Old Jan 20, 2007 | 03:32 PM
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From: Shotts,Scotland.
1995 c220 auto
Classic symptoms of a faulty crank position sensor failing , it fails due to heat build up then after a cooling down period of 20-40 mins starts to function again.
It's #5 in this diagram;http://www.detali.ru/cat/oem_mb2.asp...SGR=075&SGN=04
Held by one screw but a bit awkward to get to.
George.
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Old Jan 21, 2007 | 12:31 PM
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I went to the dealer yesterday, sucker give me the wrong part, eventhough he asked me the vin # of car year and model still give the wrong part, i got to the cps took it out and put it back since then there is no problem i drove at least 3 hours last night, i dont know what happened?
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Old Jan 21, 2007 | 06:54 PM
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From: Shotts,Scotland.
1995 c220 auto
Glad you got it fixed,the connector may not have been seated properly.
George.
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Old Jan 22, 2007 | 10:39 PM
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I spoke too soon

thanks, however i spoke too soon, today it started doing the same thing, run for an hour shut off and restart after 40 mints so i am planning to replace cps tomorrow i will post the result
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Old Jan 25, 2007 | 10:32 AM
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Originally Posted by david2007
thanks, however i spoke too soon, today it started doing the same thing, run for an hour shut off and restart after 40 mints so i am planning to replace cps tomorrow i will post the result
did it helped, did You had to initiate the new CPS or just exchange it and it worked. I have heared that the breand new one should be initiated if so then how?
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Old Jan 26, 2007 | 10:21 AM
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hi,
I just replaced it, no more problems, its a lil hard to get to it, but if you want you do it yourself,
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Old Jan 30, 2007 | 11:08 PM
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2002 C32 AMG
Originally Posted by mario21
did it helped, did You had to initiate the new CPS or just exchange it and it worked. I have heared that the breand new one should be initiated if so then how?
You need to have flywheel adaption relearned. Need SDS.
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