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1991 Ford ranger emissions problem

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Old Jul 14, 2005 | 12:01 AM
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1991 Ford ranger emissions problem

i couldnt get my car to pass emissions, so i plugged a computer into it to see what the problem was, and the respose came back as "code 32 egr sysyem too low" or something very similar to that. the truck is a 1991 ford ranger 2.3L 4 cylinder, 5-speed, and it has air condition(a question the computer asked, i thought id add it), and i was wondering if anyone has any suggestions, or has run into a similar problem. i was thinking that it might has something to do with the thermostat, because the temperature of the truck is very low when i am driving it, but could this have caused a problem...
and also when i failed emissions test i fails in the (NO) category, maybe that helps too, i dunno, but if anyone could give me any tips that would be great, thanks...
 
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Old Jul 14, 2005 | 03:44 AM
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The code 32 is why NO is too high. Change the thermosat & then pull the codes again. Sounds like it's not warming up enough to go into closed loop operation.
 
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Old Jul 14, 2005 | 06:26 AM
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...Welcome arronftnm, to Ford Truck Enthusiasts! Please read the Guidelines, it will help you to navigate through and understand this site.

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Old Jul 14, 2005 | 06:32 AM
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...Welcome arronftnm, to Ford Truck Enthusiasts! Please read the Guidelines, it will help you to navigate through and understand this site.

We are happy you have chosen the best source for Fords!

Enjoy FTE....and
JOIN CLUB FTE -SUPPORT THE FORUMS!
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Old Jul 14, 2005 | 03:35 PM
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I pulled a 332 (insufficient EGR flow detected) on a '94 which I'm guessing is the same as a 32 on a '91??

anyway here is a link to my solution, click here

good luck.
 
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