Begin the system diagnosis with the
Diagnostic System Check - Vehicle
in Vehicle Control Systems. The Vehicle System Check
will provide the following information:
• | The identification of the control modules which commands the system |
• | The ability of the control modules to communicate through the serial data
circuit |
• | The identification of any stored diagnostic trouble codes (DTCs) and their
status |
The use of Vehicle System Check will identify the correct procedure for diagnosing
the system and where the procedure is located.