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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 P0016 To DTC P0135
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DTC P0123
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Conditions for Setting the DTC
Conditions for Setting the DTC
The ECM detects the TP sensor 1 signal voltage is more than 4.73 volts for less than one second.