Components The TRAC oFF switch is located on the instrument panel above the center console it allows the driver to activate or deactivate the trac system when the switch is depressed the system defaults to on when the ignition switch is cycled The TRAC OFF indicator light goes on when anyone of the following occur the trac system is deactivated by the trac oFF switch a tRac related problem is detected with the engine an abs related problem is detected The tRac indicator light indicates when the system is operating a malfunction occurs in the system(it remains illuminated to warn the driver) the diagnostic mode is set within the TRAC ECU (the light blinks the trouble code)Components The TRAC OFF switch is located on the instrument panel above the center console. It allows the driver to activate or deactivate the TRAC system when the switch is depressed. The system defaults to ON when the ignition switch is cycled. The TRAC OFF indicator light goes on when anyone of the following occur: ·the TRAC system is deactivated by the TRAC OFF switch. ·a TRAC related problem is detected with the engine. ·an ABS related problem is detected. The TRAC indicator light indicates when: ·the system is operating. ·a malfunction occurs in the system (it remains illuminated to warn the driver). ·the diagnostic mode is set within the TRAC ECU (the light blinks the trouble code)