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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 15 (Engine Controls - 2.0L - DTC P2101 To DTC P2229) >> DTC P2138 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The voltage difference between APP sensor 1 and APP sensor 2 exceeds a predetermined value for more than 0.5 second.