• When the customer reports a vehicle malfunction, check the malfunction indicator light (MIL) indication and diagnostic trouble code (DTC), then diagnose the malfunction according to following flowchart.
― If the DTC exists, diagnose the applicable DTC inspection. (See DTC TABLE [MZR-CD 2.2].)
― If the DTC does not exist and the MIL does not illuminate or flash, diagnose the applicable symptom troubleshooting.