Lexus ES: 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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CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the power window control system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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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:
DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the trunk and fuel switch assembly (luggage compartment door opening switch) the luggage door opening cancel switch, and operates the luggage compartment door lock assembly to open the luggage compartment door. W
DESCRIPTION The forward recognition camera and millimeter wave radar sensor assembly communicate via CAN communication. If there is an error in the communication with the millimeter wave radar sensor assembly, the forward recognition camera stores DTC U023587. DTC No. Detection Item DTC Detec
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