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Home >> Chevrolet >> 2013 >> Sonic RS, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 9 (Engine Controls/Fuel - 1.8L (LUW, LWE) - DTC P0443 To DTC P2635 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2077 or P2078 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P2077 

The ECM detects a continuous open or short to low in the intake manifold tuning valve position sensor circuit.

P2078 

The ECM detects a continuous short to high in the intake manifold tuning valve position sensor circuit.

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