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Chevrolet
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2007
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Optra5 LS, Standard
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls And Fuel - 1.8L (LDA)
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Diagnostic Information and Procedures
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DTC P0502
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Conditions for Setting the DTC
Conditions for Setting the DTC
The ECM detects that the vehicle speed is less than 5 km/h (3.1 mph) for more than 35 seconds.