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Home >> Cadillac >> 2013 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 5 (Hybrid/EV Control System) >> Diagnostic Information and Procedures >> DTC P1AC6 or P1AC7 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P1AC6 

The motor control module detects no engine speed signal for 2 seconds.

P1AC7 

The motor control module detects an invalid engine speed signal for 3 seconds.