Diagnostic Starting Point - Lighting Systems

DIAGNOSTIC STARTING POINT - LIGHTING SYSTEMS

Begin the system diagnosis with the Diagnostic System Check - Lighting Systems. The Diagnostic System Check will provide the following information:
- The identification of the control modules which command 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. Diagnostic System Check - Lighting Systems

The use of the Diagnostic System Check will identify the correct procedure for diagnosing the system and where the procedure is located.