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Home >> Chevrolet >> 2020 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different car >> Section 120 (Engine Controls And Fuel - 1.5L (LFV) - DTC P034A-DTC P31BF And Symptoms) >> Diagnostic Information and Procedures >> DTC P0449, P0498, or P0499 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different car, the 2019 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.

P0449 

The ECM detects the EVAP Vent Solenoid Valve control circuit is open within 0.25 s.

P0498 

The ECM detects the EVAP Vent Solenoid Valve control circuit is shorted to ground within 0.25 s.

P0499 

The ECM detects the EVAP Vent Solenoid Valve control circuit is shorted to voltage within 0.25 s.

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