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Home >> Cadillac >> 2009 >> Escalade Base, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 11 (Hybrid Engine Controls - DTC B008A To DTC P0AF7) >> DTC P0AB9 >> Conditions for Setting the DTC

Conditions for Setting the DTC

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The HPCM detects that CKP engine speed has not risen above the commanded cranking speed indicating the engine has failed to start, or the HPCM detects CKP engine speed has fallen below a specific minimum speed indicating the engine has stalled.