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Home >> Chevrolet >> 2005 >> Aveo Base, 4D Hatchback >> Repair and Diagnosis >> External Pages >> Different car >> Section 50 (Engine Controls - 1.6L (L91) (DTC P0300 To DTC P0488)) >> Diagnostic Information & Procedures >> DTC P0401 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2004 Suzuki Swift + and 2004 Chevrolet Aveo. However, it is still accessible from the selected car via links, so may be relevant.

The MAP changes monitored by the ECM during the EGR flow tests indicate an insufficient amount of EGR flow.