Toyota Venza: System Description
SYSTEM DESCRIPTION
1. GENERAL
This system has the following functions: manual slide open and close; auto slide open; manual tilt up and down; auto tilt up; jam protection; key off operation.
2. FUNCTION OF MAIN COMPONENT
|
Component |
Outline |
|---|---|
|
Sliding roof ECU (Sliding roof drive gear sub-assembly) |
Sliding roof ECU controls the rotational direction of the motor, which tilts or slides sliding roof glass. |
|
Sliding roof switch (Roof console box assembly) |
Sliding roof switch (roof console box assembly) outputs operation signals to sliding roof ECU (sliding roof drive gear sub-assembly). |
3. SYSTEM OPERATION
The sliding roof has the following features.
|
Function |
Outline |
|---|---|
|
Manual slide open and close |
This function causes sliding roof to open (or close) when SLIDE OPEN switch (or SLIDE CLOSE switch) is pressed for a maximum of 0.3 seconds. Sliding roof stops as soon as switch is released. |
|
Auto slide open |
This function causes sliding roof to be fully open when SLIDE OPEN switch is pressed for a minimum of 0.3 seconds. |
|
Manual tilt up and down |
This function causes sliding roof to tilt up (or tilt down) when TILT UP switch (or TILT DOWN switch) is pressed for a maximum of 0.3 seconds. Sliding roof stops as soon as switch is released. |
|
Auto tilt up |
This function causes sliding roof to fully tilt up when TILT UP switch is pressed for a minimum of 0.3 seconds. |
|
Jam protection |
This function automatically stops the sliding roof and moves it open half way (or fully tilt up) if a foreign object gets jammed in the sliding roof during close or tilt down operation. |
|
Key-off operation |
This function makes it possible to operate the sliding roof for approximately 43 seconds after the ignition is turned to ACC or off, if the front doors are not opened. |
|
Sliding roof open warning |
When the ignition switch is turned from ON to off and the driver door is opened with the sliding roof open, the buzzer in the combination meter assembly sounds once. Then, the multi-information display on the accessory meter assembly displays "MOON ROOF OPEN"*. |
*: w/ Rear View Monitor
System Diagram
SYSTEM DIAGRAM
Communication Table
Sender
Receiver
Signal
Line
Main body ECU (Driver side junction block assembly)
Sliding ro ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use these procedure to troubleshoot the sliding roof system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
...
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...
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