Toyota 4Runner: System Diagram

Toyota 4Runner Service Manual / Vehicle Interior / Door Lock / Power Door Lock Control System / System Diagram

SYSTEM DIAGRAM

Communication Table

Sender	Receiver	Signal	Line
Combination meter assembly	Main body ECU (Multiplex network body ECU)	Vehicle speed signal	CAN
Multiplex network master switch assembly	Main body ECU (Multiplex network body ECU)	Driver side door manual lock switch signal	LIN
Multiplex network door ECU (Back door P/W)	Main body ECU (Multiplex network body ECU)	Back door courtesy switch signal Tail gate control switch signal* Back door opener switch signal	LIN

*: w/o Smart Key System

Parts Location

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How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the power door lock control system. *: Use the Techstream. PROCEDURE 1. VEHICLE BROUG ...

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Data List / Active Test
DATA LIST / ACTIVE TEST 1. READ DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. This non-intrusive inspection can be very usefu ...

Components
COMPONENTS ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ILLUSTRATION ...

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