Toyota 4Runner manuals

Toyota 4Runner: System Diagram

SYSTEM DIAGRAM

Communication Table

Transmitter

Receiver

Signal

Line

Heater control assembly

Air conditioning amplifier assembly

Defogger switch signal

LIN

Multiplex network door ECU (Back door P/W)

Main body ECU (Multiplex network body ECU)

Back door window position signal

LIN

Back door power window regulator motor

Multiplex network door ECU (Back door P/W)

Back door window position signal

LIN

Main body ECU (Multiplex network body ECU)

Air conditioning amplifier assembly

Back door window position signal

CAN

System Description
SYSTEM DESCRIPTION 1. WINDOW DEFOGGER SYSTEM DESCRIPTION The thin heater wires of the defogger system are attached to the rear window and defog the rear window surface quickly. The system only ope ...

How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Inspect the window defogger system after confirming that the back door power window system of the power window control system is operating normally. ...

Other materials about Toyota 4Runner:

Manual Up / Down Function does not Operate on Back Door Only
DESCRIPTION If the back door power window does not operate, the retract switch in the rear wiper motor, the back door power window regulator motor or the wire harness may be abnormal. WIRING DIAGRAM PROCEDURE 1. SYSTEM CHECK ...

Power Source Mode does not Change to ON (IG and ACC)
DESCRIPTION When the engine switch is pushed with the key in the cabin, the power management control receives signals to switch the power source mode. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: When using the Techstream with the engine swi ...

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