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Home >> Cadillac >> 2013 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Controls/Fuel - Hybrid (LZ1) - DTC P0351 To DTC P3449 And Diagnostic Information And Procedures) >> Diagnostic Information and Procedures >> DTC P2120, P2122, P2123, P2125, P2127, P2128, or P2138 >> Conditions for Setting the DTC

Conditions for Setting the DTC

WARNING: This page is about a different variant/trim than selected.

P2120 

The ECM detects the APP sensor 1 voltage is less than 0.46 V or greater than 4.75 V for greater than 1 s.

P2122 

The ECM detects the APP sensor 1 voltage is less than 0.46 V for greater than 1 s.

P2123 

The ECM detects the APP sensor 1 voltage is greater than 4.75 V for greater than 1 s.

P2125 

The ECM detects the APP sensor 2 voltage is less than 0.32 V, or greater than 2.6 V for greater than 1 s.

P2127 

The ECM detects the APP sensor 2 voltage is less than 0.32 V for greater than 1 s.

P2128 

The ECM detects the APP sensor 2 voltage is greater than 2.6 V for greater than 1 s.

P2138 

The ECM detects the voltage difference between APP sensor 1 and APP sensor 2 exceeds a predetermined value for greater than 1 s.

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