Toyota Camry (XV70): System Diagram
SYSTEM DIAGRAM

Communication Table
|
Transmitting ECU | Receiving ECU |
Signal | Communication Method |
|
Multiplex Network Master Switch Assembly |
Power Window Regulator Motor Assembly (for Driver Door) |
Power window auto up and down signal |
LIN |
- Power Window Regulator Motor Assembly (for Front Passenger Door)
- Power Window Regulator Motor Assembly (for Rear LH Door)
- Power Window Regulator Motor Assembly (for Rear RH Door)
| Power window remote up and down signal |
LIN |
| Main Body ECU (Multiplex Network Body ECU) |
- Power Window Regulator Motor Assembly (for Driver Door)
- Power Window Regulator Motor Assembly (for Front Passenger Door)
- Power Window Regulator Motor Assembly (for Rear LH Door)
- Power Window Regulator Motor Assembly (for Rear RH Door)
| Power window operation permission signal |
LIN |
| Certification ECU (Smart Key ECU Assembly)* |
Main Body ECU (Multiplex Network Body ECU) | Wireless power window operation signal |
CAN |
| Main Body ECU (Multiplex Network Body ECU) |
Combination Meter Assembly | Window open warning request signal |
CAN |
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SYSTEM DESCRIPTION POWER WINDOW CONTROL SYSTEM DESCRIPTION
(a) The power window control system controls the power window operation using the power window regulator motor assemblies. The main contro
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the power window control system.
*: Use the Techstream.
PROCEDURE
1. VEHICLE BROUGHT TO WORKSHO
OPERATION CHECK CHECK WINDOW LOCK FUNCTION HINT:
Before performing the window lock switch operation check, make sure that the window lock switch is off (the switch is not pushed in).
(a) Turn t
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DATA LIST / ACTIVE TEST
NOTICE:
In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not.
When diagnosing symptoms such as hesitation, rough idle, or other small sympto
COMPONENTS ILLUSTRATION
*A for Bulb Type
- -
*1 REAR ROOM LIGHT BULB
*2 ROOM LIGHT ASSEMBLY
*3 ROOM LIGHT HOUSING
*4 ROOM LIGHT LENS ILLUSTRATION
*A for LED Type
- -
*1 SPOT LIGHT ASSEMBLY
- -