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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 P1AEC-P1AEF >> Conditions for Setting the DTC

Conditions for Setting the DTC

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P1AEC and P1AED 

A difference of more than 40 V on the high voltage circuit is detected between the hybrid powertrain control module and the hybrid powertrain control module 2.

AND

A difference of more than 50 V on the high voltage circuit is detected between the motor control module and the hybrid powertrain control module 2.

P1AEE and P1AEF 

Greater than 425 V on the high voltage circuit is detected by the motor control module.