2nd Generation Specific (1986-1992) 1986-1992 Discussion including performance modifications and technical support sections.

Cranks, then immediately stalls

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Old Sep 5, 2005 | 08:34 AM
  #1  
Chuck's Avatar
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From: Charlottesville, VA
Cranks, then immediately stalls

I took the engine down to the UIM to remove all injectors to send them off to be cleaned. After I reinstalled everything the car (91 N/A) cranks then immediately stalls. I ran a search and most of the responses said the AFM was not hooked up right. I checked all the AFM connections...tubes and the plug and it all seems OK. Ran the check engine light for error codes and none show up. I need the car to drive to work tomorrow. Any help? Suggestions?
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Old Sep 5, 2005 | 10:28 AM
  #2  
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From: Rohnert Park CA
vacuum leak
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Old Sep 5, 2005 | 10:40 AM
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From: Huntsville, AL
You May Have ...

... messed up the Air Flow Meter's electrical connector.

I am having the same problem after having done the same job you did (plus replacing the fuel pulsation damper, all fuel lines and clamps, all oil lines, all vacuum lines and putting in new plugs).
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Old Sep 5, 2005 | 10:42 AM
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From: On the 2nd floor of the trailer
Yep, vacuum leak. You probably forgot to hook one back up. It's easy to do on these cars.
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Old Sep 12, 2005 | 09:45 AM
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Now that I've fixed the problem, I wanted to post some feedback to those who might encounter this problem in the future. First of all, to those of you who will encounter a similar problem in the future, PAY ATTENTION TO ICEMARK! He has seen it all.

Now on to the solution of my particular problem. After installing cleaned injectors, if I could get it to start, it would idle at about 6K. Finally, it would start but immediately stall. Vacuum leak was the consensus opinion.

I tore it all down to the primary injectors and started looking. All vacuum hoses were fine and had been hooked up. Most were new. The gasket below the UIM was torn. I replaced both main gaskets and also used some gasket sealer. Works fine now.
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Old Sep 12, 2005 | 09:53 AM
  #6  
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From: Rohnert Park CA
Originally Posted by Chuck
The gasket below the UIM was torn. I replaced both main gaskets and also used some gasket sealer. Works fine now.
Cool, thanks for posting your solution!

Last edited by Icemark; Sep 12, 2005 at 09:57 AM.
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