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Home >> Toyota >> 2021 >> 4Runner TRD Pro >> Repair and Diagnosis (Single Page) >> Restraints >> Restraints Control Systems >> Pre-Collision System - Diagnostic Codes & Circuit Tests >> Pre-Collision System >> ECU Power Source Circuit [08/2019 - 08/2021] >> Description
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ECU Power Source Circuit [08/2019 - 08/2021]: Description

This circuit supplies power to the millimeter wave radar sensor assembly when the ignition switch is ON.

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