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Chevrolet
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2006
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Impala SS
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Repair and Diagnosis
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Engine Performance
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System
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Engine Control System - 5.3L - DTC P0449 To DTC P1516
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DTC P0452
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Conditions for Setting the DTC
Conditions for Setting the DTC
The FTP sensor voltage is less than 0.1 volt.
All conditions are present for more than 5 seconds.