Your 2002 ford escape's check engine light came on and the mechanic said the egr valve needed to be replaced after replacing the egr valve the check engine light came back on within the next 20 miles?

take the negative cable loose on your baterry and reset the light . see if it comes back on if yes you have another sensor gone bad more than likely oxygen sensor

Auto Zone will connect a code reader to your car computer for FREE and read the trouble code that the CEL is indicating. After you have gotten the code(s) the Zone can print an explanation of what they found on receipt paper for you. Post back here and someone with knowledge of OBD-II trouble codes can help point you in the RIGHT direction.

First answer by ID1089050836. Last edit by Jrc405. Contributor trust: 70 [recommend contributor]. Question popularity: 2 [recommend question]

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Answers.com > Wiki Answers > Categories > Cars and Vehicles > Parts and Repairs > Fuel and Engines > Check Engine Light > Your 2002 ford escape's check engine light came on and the mechanic said the egr valve needed to be replaced after replacing the egr valve the check engine light came back on within the next 20 miles?

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Saturn egr valve replaced and service engine soon light came on again?