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EGR Problem


mike avery
11-26-2007, 10:33 PM
My check engine light keeps turning on and off, so i checked the code and it read that my EGR valve had excessive flow. i figured that the rubber inside was old or the valve internal were sticking so i replace the egr valve. I erased the code and the next day the check engine light was back on again. Same problem. Any suggestions???

reekor
11-27-2007, 07:10 AM
DPFE sensor

My check engine light keeps turning on and off, so i checked the code and it read that my EGR valve had excessive flow. i figured that the rubber inside was old or the valve internal were sticking so i replace the egr valve. I erased the code and the next day the check engine light was back on again. Same problem. Any suggestions???

mike avery
11-27-2007, 09:15 PM
what exactaly is the DPFE sensor?? Also where is it located? I have the ford manual and it says nothing about this sensor. Why is that?

mrwrong
11-28-2007, 01:18 AM
What year is the car?
_________________________
97 crown vic p71
01 crown vic p71
93 caprice 9c1

reekor
11-28-2007, 05:00 AM
The Delta Pressure Feedback is a sensor that meters EGR flow and sends the data to the PCM and is located on the rear of the engine.Yours looks like the one below, read more here

http://www.focushacks.com/printable.php?modid=80

http://www.focushacks.com/images/shrink_dpfesensor.jpg

what exactaly is the DPFE sensor?? Also where is it located? I have the ford manual and it says nothing about this sensor. Why is that?

mike avery
11-28-2007, 10:11 AM
My car is a 97' CV PI. I will replace the DFPE sensor and i really hope that it does the trick. Cant thank all of you enough for your help.

mike avery
12-07-2007, 05:30 PM
That was it, as soon as i repaced that sensor i started the car and immediatly the check engine light went off. Thanks the both of you for your input on my problem. Mike

mike avery
12-11-2007, 10:09 PM
You guy's where right i replaced the DPFE sensor and automatically the car ran great and the check engine light instantly wen't off. Thanks to the both of you. Thanks a bunch, Mike

reekor
12-13-2007, 09:45 AM
No problem, I'll mail you the bill later.

You guy's where right i replaced the DPFE sensor and automatically the car ran great and the check engine light instantly wen't off. Thanks to the both of you. Thanks a bunch, Mike

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