OBDII code help

mattch2

New Member
Jan 20, 2003
505
0
0
Niagara Falls
okay pulled 3 codes today and was hoping you guys could tell me more detailed what the cause may be..

P0401 Insufficient EGR Flow
P0455 Leak or Blockage Detected in Evaporative Emission Control System
P1000 OBD-II Monitor Testing Incomplete
 
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