Lexus ES: System Diagram
SYSTEM DIAGRAM
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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 |
READ NEXT:
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power window control system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT
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 the win
CUSTOMIZE PARAMETERS CUSTOMIZE POWER WINDOW CONTROL SYSTEM HINT: The following items can be customized. NOTICE:
When the customer requests a change in a function, first make sure that the function
SEE MORE:
Dimensions and weight
*1: Unladen vehicle
*2: Vehicles with 215/55R17 tires
*3: Vehicles with 235/45R18 tires
Vehicle identification
■ Vehicle identification number
The vehicle identification number
(VIN) is the legal identifier for your
vehicle. This is the primary identification
num
DESCRIPTION The battery supplies electricity to the ECM even when the engine switch is off. This power allows the ECM to store data such as DTC history and freeze frame data. If the battery voltage falls below a minimum level, the stored ECM data will be cleared and the ECM will determine that there
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