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Subject:Re: 2.1 strange running before and after head gasket repair
From:Scott Daniel - Turbovans
Date:Tue, 13 Nov 2012 16:26:24 -0800

fuel injection section ..
wierd looking graph for C temp versus ohms.

On 11/13/2012 4:16 PM, Jim Felder wrote:
> I can't find it. Have the Bentley in my lap right now. Where is it?
>
> Jim
>
> On Tue, Nov 13, 2012 at 4:31 PM, Scott Daniel - Turbovans
> <scottdaniel@turbovans.com <mailto:scottdaniel@turbovans.com>> wrote:
>
>     it's in the Bentley book.
>     the weirdest thing that can happen doing this test is converting C
>     to Farenheit temps ..
>     and that's easy with an online temp converter .
>       2,200 ohms cold  is in my mind ..
>     but look it up to be sure.
>
>     scott
>     On 11/13/2012 1:02 PM, Jim Felder wrote:
>>     I swapped out the AFM, made no difference at all (I had a real nice
>>     low-miles one to try). What should the temp II resistance be, if you recall?
>>
>>     Jim
>>
>>     On Tue, Nov 13, 2012 at 2:20 PM, Scott Daniel - Turbovans <
>>     scottdaniel@turbovans.com  <mailto:scottdaniel@turbovans.com>> wrote:
>>
>>>       for an easy first test I'd check the resistance of Temp Sensor II ..
>>>     especially warm.
>>>
>>>     is the throttle switch making contact at idle ?
>>>
>>>     scott
>>>     turbovans
>>>       On 11/13/2012 6:38 AM, Jim Felder wrote:
>>>
>>>     Not that anyone has been following this, but my daughter let the engine get
>>>     overheated on my 91 2.1 when the Temp II sensor retaining clip broke and
>>>     immediately emptied coolant. The head gaskets leaked and the thermostat
>>>     housing was warped, primarily, but I had some other troubles along the way
>>>     like a cylinder frozen to one of the heads.
>>>
>>>     Anyway, I made a mistake by letting a wire get caught under the driver side
>>>     rubber gasket, which cases coolant to pool on top of the cylinder. I can
>>>     take care of that. The engine, though, is exhibiting symptoms that I
>>>     thought I would ask about.
>>>
>>>     It was doing the same things before the overheating and gasket issues, so I
>>>     anticipate some troubleshooting will be in order when I get the gasket leak
>>>     repaired. Before I found the head gasket leak, I was able to run it to warm
>>>     and then drive it for three or four miles, so I can observe that the post
>>>     op problems are the same as the pre-op problems with the exception that the
>>>     effects of the leaks, except for the mistake on the DS rubber gasket, are
>>>     fixed.
>>>
>>>     Here's what's going on: when I start the car, it runs great. It just purrs
>>>     strongly and steadily, until it gets warmish and then it begins stumbling
>>>     and issuing some black exhaust like it's running rich. If you let it idle,
>>>     especially with it in drive and there's that little bit of extra drag, it
>>>     will stall. It does the same thing with the O2 sensor plugged in or
>>>     unplugged.
>>>
>>>     Any ideas?
>>>
>>>     Jim
>>>
>>>
>>>
>>>
>
>