Lexus ES: System Diagram
SYSTEM DIAGRAM

Communication Table
| Sender | Receiver | Signal | Line |
| Main Body ECU (Multiplex Network Body ECU) | Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly) | -
Sliding roof operation permission signal
-
IG signal
-
Front door courtesy light switch assembly signal
-
Key-linked operation signal
-
Wireless transmitter-linked operation signal
-
Vehicle speed signal
| LIN |
| Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly) | Main Body ECU (Multiplex Network Body ECU) | Sliding roof position signal | LIN |
| Combination Meter Assembly | Main Body ECU (Multiplex Network Body ECU) | Vehicle speed signal | CAN |
| Main Body ECU (Multiplex Network Body ECU) | Combination Meter Assembly | Sliding roof open warning request signal | CAN |
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SYSTEM DESCRIPTION SLIDING ROOF SYSTEM DESCRIPTION (a) The sliding roof system controls the sliding roof operation using the sliding roof ECU (sliding roof drive gear sub-assembly). Operating the slid
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the sliding roof system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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OPERATION CHECK CHECK AUTO OPERATION FUNCTION NOTICE:
Make sure that initialization has been completed before performing this inspection.
Click here
The sliding roof auto operation can be custo
SEE MORE:
COMPONENTS ILLUSTRATION *1 FRONT LOWER BALL JOINT ASSEMBLY *2 STEERING KNUCKLE *3 FRONT AXLE HUB SUB-ASSEMBLY *4 FRONT DISC BRAKE DUST COVER *5 COTTER PIN - - Tightening torque for "Major areas involving basic vehicle performance such as moving/turning/stopping":
COMPONENTS ILLUSTRATION *1 COOL AIR INTAKE DUCT SEAL *2 INLET AIR CLEANER ASSEMBLY *3 NO. 1 ENGINE COVER SUB-ASSEMBLY *4 AIR CLEANER ASSEMBLY WITH AIR CLEANER HOSE *5 FRONT LOWER NO. 1 FLOOR HEAT INSULATOR *6 ENGINE ROOM MAIN WIRE N*m (kgf*cm, ft.*lbf): Specified
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