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Home >> Chevrolet >> 2015 >> SS Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> Data Communication System >> Diagnostic Information and Procedures >> DTC B101D: Electronic Control Unit Hardware >> Circuit/System Verification
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Circuit/System Verification

  1. Ignition ON.
  2. Verify that DTC B101D is not set.
    • If DTC B101D is set in K9 Body Control Module with symptom byte F0 
    1. Verify that no other DTCs are set.
      • If no other DTCs are set
    2. Open the driver door to wake up the K9 Body Control Module.
    3. Ignition OFF, disconnect the battery negative cable and wait for 5 s.
    4. Reconnect the battery negative cable.
    5. Ignition ON, clear DTC B101D.
    6. Verify that DTC B101D is not set in K9 Body Control Module again.
      • If the DTC sets, replace the K9 Body Control Module.
      • If the DTC does not set
    7. All OK.
    • If DTC B101D is set in K9 Body Control Module with any symptom byte except F0 

      Replace the K9 Body Control Module.

    • If DTC B101D is set in other devices 

      Replace the device that set the DTC.

    • If DTC B101D is not set 
  3. All OK
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