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 Assembly) |
| LIN |
| Main Body ECU (Multiplex Network Body ECU) | Roof Sunshade ECU (Sliding Roof Drive Gear Assembly) |
| LIN |
| Sliding Roof ECU (Sliding Roof Drive Gear Assembly) | Main Body ECU (Multiplex Network Body ECU) | Sliding roof glass position signal | LIN |
| Sliding Roof ECU (Sliding Roof Drive Gear Assembly) | Roof Sunshade ECU (Sliding Roof Drive Gear Assembly) |
| LIN |
| Roof Sunshade ECU (Sliding Roof Drive Gear Assembly) | Sliding Roof ECU (Sliding Roof Drive Gear Assembly) |
| 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 |
READ NEXT:
System Description
SYSTEM DESCRIPTION PANORAMIC MOON ROOF SYSTEM DESCRIPTION (a) The panoramic moon roof system controls the sliding roof operation using the sliding roof ECU (sliding roof drive gear assembly) and roof
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the panoramic moon roof system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT
Operation Check
OPERATION CHECK CHECK AUTO OPERATION FUNCTION (FOR SLIDING ROOF) NOTICE:
Make sure that initialization has been completed before performing this inspection.
Click here
The sliding roof auto ope
SEE MORE:
Precaution
PRECAUTION PRECAUTIONS FOR INSPECTING POWER SOURCE FOR MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) NOTICE: When disconnecting the cable from the negative (-) battery terminal, initialize the following systems after the cable is reconnected. System Name See Procedure Lane Control System (for
On-vehicle Inspection
ON-VEHICLE INSPECTION PROCEDURE 1. CONNECT TECHSTREAM (a) Connect the Techstream to the DLC3 with the ignition switch off. (b) Start the engine and run it at idle. (c) Turn the Techstream on. (d) Enter the following menus: Chassis / ABS/VSC/TRAC/EPB / Active Test. HINT: Refer to the Techstream opera
