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:
Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)
DESCRIPTION The forward recognition camera receives vehicle information from the main body ECU (multiplex network body ECU) via CAN communication. DTC U032257 is stored when the vehicle information from the main body ECU (multiplex network body ECU) and that stored in the forward recognition camera
Lost Communication between Hybrid Powertrain Control Module and Active Grille Air Shutter Missing Message (U129387)
DESCRIPTION This DTC is stored if a communication malfunction occurs between the hybrid vehicle control ECU and swing grille actuator assembly. DTC No. Detection Item DTC Detection Condition Trouble Area U129387 Lost Communication between Hybrid Powertrain Control Module and Active Gr
