Engine light is on on 2001 Chrysler PT Cruiser

code P0401 is the code How can I turn the engine light off?

by in White House, TN on June 21, 2009
2 answers
ANSWER by on June 21, 2009
This code is for a problem with your EGR system. Look at the link below. The Light will not stay off until the problem with your EGR system is properly repaired. http://repairpal.com/OBD-Code-P0401
ANSWER by on July 14, 2009
EGR valve may need replaced.Also check male end of sensor plug for bad wires are cracks, i have had to replace two due to heat damage and age
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