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Home >> Cadillac >> 2009 >> Escalade EXT >> Repair and Diagnosis >> External Pages >> Different car >> Section 308 (Hybrid Engine Controls - DTC P181C To DTC P2792) >> DTC P1AF4-P1AF7 >> Circuit/System Verification

Circuit/System Verification

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    IMPORTANT: DTC P1AE7 must test and pass before performing this diagnostic procedure.
  1. Inspect for DTC P1AE7.
    • If the DTC has set, a loss of isolation condition within the hybrid battery has caused this DTC to set. Refer to DTC P1AE6 or P1AE7 .
  2. Clear the DTC information.
  3. Turn the ignition OFF for 1 minute.
  4. Turn the ignition ON.
  5. Retest for DTCs P1AF4, P1AF5, P1AF6 and P1AF7.
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