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Q: P0401 - EGR Insuff Flow Code on 2001 Ford Escape

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
Check engine light is on. Just tuned up, plugs, filter, fluid levels ok. Diagnostic code shows P0401. What does this mean? What are probable fixes?
(2) Answers
here is an article about EGR codes, specifically the P0401, which is an EGR System fault for low flow.

http://repairpal.com/OBD-Code-P0401