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Ask Your Question1994 Mazda 626
Question: I found this solution under a different 5 speed year/model. Same part and fix?
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Badger123, 2.0L 4 Cylinder, Waterford, WI, February 01, 2012, 08:55
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The DPFE (differential pressure feedback EGR) sensor tends to fail. The DPFE sensor monitors function of the EGR valve by measuring pressure changes in the EGR system. Symptoms of a failing DPFE sensor are hesitation or stumbling when driving along with illumination of the Check Engine Light.
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