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Home >> Toyota >> 2017 >> Highlander LE Plus, AWD >> Repair and Diagnosis (Single Page) >> Accessories & Equipment >> Anti-Theft Systems >> Theft Deterrent System / Keyless Entry System - Diagnostics - Introduction & Circuit Test- (Except Hybrid) >> Theft Deterrent System >> Circuit Test >> Ignition Switch Circuit [12/2013 - 11/2016] >> Description
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Ignition Switch Circuit [12/2013 - 11/2016]: Description

The main body ECU (multiplex network body ECU) determines the ignition switch position (LOCK, ACC, ON) based on signals from the IG or ACC circuit.