toyota Workshop Repair Guides

Toyota Workshop Service and Repair Manuals

Information Bus|Testing and Inspection > < Diagram Information and Instructions|Page 2309
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Information Bus: Description and Operation

System Outline

The multiplex communication system communicates among the body ECU, theft deterrent ECU and controls the following systems according to the
signals from respective sensors or switches.

Multiplex Communication System Includes Following Systems

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Automatic Light Control

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Door Lock Control

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Headlight

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Interior Light

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Key Reminder

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Light Auto Turn Off

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Theft Deterrent

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Wireless Door Lock Control

Information Bus|Testing and Inspection > < Diagram Information and Instructions|Page 2309