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Home >> Scion >> 2009 >> tC Automatic >> Repair and Diagnosis (Single Page) >> Electrical >> Motors, Switches, Relays >> OEM System Circuits >> Engine Control >> System Outline >> Fail-Safe System
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Fail-Safe System

When a malfunction has occurred in any system, if there is a possibility of engine trouble being caused by continued control based on the signals from that system, the fail-safe system either controls the system by using data (Standard values) recorded in the engine control module memory or else stops the engine.