Toyota 4Runner: Operation Check
OPERATION CHECK
1. CHECK WINDOW DEFOGGER SYSTEM OPERATION
(a) When the ignition switch is turned to ON and the heater control (window defogger switch) is pressed, check that the window defogger operates.
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.
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are lis ...
Other materials about Toyota 4Runner:
System Diagram
SYSTEM DIAGRAM
Input and Output Signal of Each ECU
Transmitting ECU (Transmitter)
Receiving ECU (Receiver)
Signal
Communication Method
Power management control ECU
Steering lock actuato ...
Lost Communication with Gateway Module (MS Bus) (U1002,U1114)
DESCRIPTION
The main body ECU (multiplex network body ECU) stores this DTC when
no signals can be received from the ECUs that are memorized as those connected
to the CAN MS bus.
When the main body ECU (multiplex network body ECU) receives a ...
0.0247