Lexus ES: System Diagram
SYSTEM DIAGRAM
![](images/books/5679/B516873E02.png)
Communication Table
Sender | Receiver | Signal | Line |
Certification ECU (Smart Key ECU Assembly) | Main Body ECU (Multiplex Network Body ECU) | Luggage compartment door lock assembly open operation signal | CAN |
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SYSTEM DESCRIPTION LUGGAGE COMPARTMENT DOOR OPENER SYSTEM DESCRIPTION (a) If the trunk and fuel switch assembly (luggage compartment door opening switch) is pressed and the luggage compartment door is
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the luggage compartment door opener system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
OPERATION CHECK BASIC FUNCTION INSPECTION (a) When the trunk and fuel switch assembly (luggage compartment door opening switch) is pressed, check that the luggage compartment door unlatches. (b) While
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DESCRIPTION Detection Item Symptom Trouble Area Headlight ECU LH Communication Stop Mode Any of the following conditions are met:
Communication stop for "HL AutoLeveling/AFS/AHS" is indicated on the "Communication Bus Check" screen of the Techstream.
Click here
Communication st
DESCRIPTION The throttle position sensor is built into the throttle body with motor assembly and detects the opening angle of the throttle valve. This sensor is a non-contact type sensor. It uses Hall-effect elements in order to yield accurate signals even in extreme driving conditions, such as at h
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