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Home >> Chevrolet >> 2017 >> Malibu LS >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 28 (Engine Controls And Fuel - 1.8L (LKN) - DTC P0010 To P0459) >> Diagnostic Information and Procedures >> DTC P0403, P0489 or P0490: Exhaust Gas Recirculation (EGR) Control Circuit >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P0403, P0489 

The ECM detects an open circuit of the EGR valve between the signal and controller ground, an open circuit in the motor ignition circuit or a signal short to ground condition for greater than 30 s.

P0490 

The ECM detects a short to voltage condition of the EGR valve signal circuit for greater than 30 s.

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