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:
Disassembly
DISASSEMBLY
PROCEDURE
1. REMOVE REAR NO. 1 SPOILER PROTECTOR
(a) Remove the rear No. 1 spoiler protector.
2. REMOVE REAR NO. 2 SPOILER PROTECTOR
HINT:
Use the same procedure to remove the rear No. 2 spoiler protector on the other
side.
(a) Remove ...
Engine immobilizer system
The vehicle’s keys have built-in transponder chips that prevent the engine
from starting if a key has not been previously registered in the vehicle’s
on-board computer.
Never leave the keys inside the vehicle when you leave the vehicle.
Vehicles wi ...
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