Refer to Diagnostic System Check - Vehicle to begin the system diagnosis. The Diagnostic System Check - Vehicle will provide the following information:
• | The identification of the control modules which are not communicating. |
• | 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 have to be performed before system DTC or symptom diagnosis.