Toyota Camry (XV70): System Diagram
SYSTEM DIAGRAM
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|
Transmitting ECU (Transmitter) |
Receiving ECU | Signal |
Communication Method |
|---|---|---|---|
|
Skid control ECU (brake actuator assembly) |
Steering angle sensor | Steering angle sensor request signal |
CAN communication line |
|
Steering angle sensor |
Skid control ECU (brake actuator assembly) |
Steering angle sensor signal |
CAN communication line |
|
Skid control ECU (brake actuator assembly) |
Yaw rate and acceleration sensor (airbag sensor assembly) |
Yaw rate and acceleration request signal |
CAN communication line |
|
Yaw rate and acceleration sensor (airbag sensor assembly) |
Skid control ECU (brake actuator assembly) |
Yaw rate and acceleration signal |
CAN communication line |
|
Skid control ECU (brake actuator assembly) |
ECM |
| CAN communication line |
|
ECM | Skid control ECU (brake actuator assembly) |
| CAN communication line |
|
Skid control ECU (brake actuator assembly) |
Power steering ECU (rack and pinion power steering gear assembly) |
| CAN communication line |
|
Main body ECU (multiplex network body ECU) |
Skid control ECU (brake actuator assembly) |
Parking brake switch assembly signal |
CAN communication line |
|
Skid control ECU (brake actuator assembly) |
Combination meter assembly |
| CAN communication line |
|
Airbag sensor assembly |
Skid control ECU (brake actuator assembly) |
Secondary collision brake request signal |
CAN communication line |
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: *: Use the Techstream. PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
2.
CUSTOMER PROBLEM ANALYSIS (a) Interview
Check For Intermittent Problems
CHECK FOR INTERMITTENT PROBLEMS CHECK FOR INTERMITTENT PROBLEMS
HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected using
Calibration
CALIBRATION DESCRIPTION (a) Refer to the table below and then perform the necessary operation according to the part to be replaced in order to perform calibration.
Parts to be Replaced / Operati
SEE MORE:
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Audio and Visual System.
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When replacing the radio and display receive
Adjusting the set speed - Dynamic radar cruise
control with full-speed
range
Adjusting the set speed by the switch
To change the set speed, press the "+ RES" or "- SET" switch until the
desired set speed is displayed.
Increases the speed
(Except when the vehicle has been
stopped by system control in vehicle-
to-vehicle distance control
mode)
Decreases th
