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Circuit/System Verification

  1. Record the freeze frame/failure records.
  2. Vehicle in Service Mode.
  3. Verify DTC P0C78 is not set
    • Go to next step: If DTC P0C78 is not set 
  4. Verify DTC U35C0 P0AA5, P0AE3, P0AE4, P0AE6, P0AE7, U35A2, U35A7, U35AC, U35BD, or U35C2 - U35C4 is not set
    • Go to next step: If none of the DTCs are set
  5. Verify DTC P1EC5 is not set
    • Go to next step: If the DTC is not set 
  6. Verify DTC P0D26 is not set
    • If the DTC sets 

      Refer to Circuit/System Testing, High Voltage System Bus Diagnosis.

    • Go to next step: If the DTC is not set 
  7. All OK.