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 |
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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
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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
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Left Front Wheel Speed Sensor Circuit Short to Ground or Open (C050014)
DESCRIPTION Refer to DTC C050012 Click here DTC No. Detection Item DTC Detection Condition Trouble Area C050014 Left Front Wheel Speed Sensor Circuit Short to Ground or Open A short or open circuit is detected in the speed sensor signal circuit for 0.12 seconds or more.
Front
System Description
SYSTEM DESCRIPTION NAVIGATION SYSTEM OUTLINE (a) Vehicle position tracking methods It is essential that the navigation system correctly tracks the current vehicle position and displays it on the map. There are 2 methods to track the current vehicle position: autonomous (dead reckoning) and GPS* (sat
