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Saturn
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2003
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L300
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Repair and Diagnosis
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Engine Performance
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System
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Engine Controls - Self-Diagnostics
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Diagnostic Tests
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DTC P0403: EGR Solenoid Control Circuit
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Conditions For Running DTC
Conditions For Running DTC
The ignition voltage is between 7.5-15 volts.
Engine speed is more than 40 RPM.
The EGR valve is not commanded to open.