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:
Do-it-yourself service precautions
If you perform maintenance by yourself, be sure to follow the correct
procedure as given in these sections.
CAUTION
The engine compartment contains many mechanisms and fluids that may move
suddenly, become hot, or become electrically energized. To av ...
Front Fog Light Circuit
DESCRIPTION
The main body ECU receives headlight dimmer switch information signals, and illuminates
the front fog light.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
Inspect the fuses and bulbs for circuits related to this system before performing
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