DTC P0401 Daewoo
EGR System Insufficient Flow Detected
EGR System Insufficient Flow Detected
Description
DTC P0106-P0108, P0112, P0113, P0117-P0118, P0121-P0123, P0125, P0201-P0204, P0351, P0352, P0402-P0406, P0502, P1404 and P1627 not set, system voltage at 11-16v, engine speed from 1250-2600 rpm, ECT sensor more than 167ºF, BARO over 70 kPa, compensated MA
Cause and Solution
EGR Linear valve control circuit is open or shorted to ground
EGR Linear valve control circuit is shorted to system power
EGR Linear valve is stuck in a closed position
EGR Linear valve is damaged or has failed
Video Guide
Diagnostic Info
- DTC Code: P0401
- Brand: Daewoo