Diagnostic Starting Point - Vehicle
Begin the system diagnosis with Diagnostic System Check - Vehicle . The Diagnostic System Check – Vehicle will provide the following information:
| • | The identification of the control modules which are not communicating through the serial data circuit. |
| • | The identification of any stored diagnostic trouble codes (DTCs) and their status. |
The use of the Diagnostic System Check – Vehicle will identify the correct procedures to begin vehicle diagnosis. These must be performed before system DTC or symptom diagnosis.
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