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Home >> Buick >> 2006 >> Rainier 5.3 M, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 5.3L - DTC P1682 To P3449 >> DTC P2120 >> Conditions for Setting the DTC
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Conditions for Setting the DTC

The APP sensor 1 voltage is less than 0.3 volt or more than 4.7 volts for more than 0.4 second.

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