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Home >> Toyota >> 2002 >> Avalon XLS >> Repair and Diagnosis >> Accessories & Equipment >> Communication Devices >> Multiplex Control Systems >> Self-Diagnostic System >> Basic Inspection >> Notes

Basic Inspection: Notes

Basic inspection confirms that the diagnostic system is functional and able to identify faults in the system. Two components must be checked to ensure diagnostic system is functional:

Test the body control ECU first, then the OPEN DOOR indicator light.

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