Toyota Venza: System Diagram
SYSTEM DIAGRAM
Input and Output Signal of Each ECU
|
Transmitting ECU (transmitter) |
Receiving ECU |
Signal |
Communication Method |
|---|---|---|---|
|
Power management Control ECU |
Steering Lock ECU (Steering Lock Actuator Assembly) |
Power supply status (to steering lock motor) |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Sleep available status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
|
Lock/Unlock sensor status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Steering lock status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Motor control status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Diagnostic response status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Lock/Unlock sensor malfunction |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Power supply malfunction (to steering lock motor) |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Motor driver malfunction |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
|
Lock bar (stuck) status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
|
Push start status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
Certification ECU (Smart Key ECU Assembly) |
Lock/Unlock relay drive status |
LIN |
|
Steering Lock ECU (Steering Lock Actuator Assembly) |
|
Engine start control status |
LIN |
System Description
SYSTEM DESCRIPTION
1. DESCRIPTION
(a) The steering lock system locks/unlocks the steering when by activating the
steering lock bar with a motor. The steering lock ECU (steering lock actuator assem ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Perform troubleshooting in accordance with the following flowchart.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO ...
Other materials about Toyota Venza:
Rear Occupant Classification Sensor RH Circuit Malfunction (B1783)
DESCRIPTION
The rear occupant classification sensor RH circuit consists of the occupant classification
ECU and rear occupant classification sensor RH.
DTC B1783 is recorded when a malfunction is detected in the rear occupant classification
sensor RH circ ...
CD Sound Skips
PROCEDURE
1.
CHECK CD
(a) Check that the CD is not deformed or cracked.
OK:
No deformation or cracks on the CD.
NG
END (CD IS FAULTY)
...
Starting System
Parts Location
PARTS LOCATION
ILLUSTRATION
ILLUSTRATION
System Diagram
SYSTEM DIAGRAM
...
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