99 altima service engine soon light

General discussion area for the L30-chassis Altima
s13pepe
Posts: 1
Joined: Tue Oct 29, 2013 5:28 pm
Car: 99 altima
90 s13 coupe

Post

Hi, service engine soon light is on 99 altima se with 109k, car is running normal, idles and drives normal, noticed intermittently when i give a slow acceleration the idle will dip slightly, checked for codes and P0401 came up for EGR no flow/insufficient flow, any thoughts and concerns or common issues i should be aware of?


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