Lexus ES: System Description
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 closed, a luggage compartment door lock assembly open operation signal is sent to the main body ECU (multiplex network body ECU). Then the main body ECU (multiplex network body ECU) unlatches the luggage compartment door.
FUNCTION OF MAIN COMPONENTS
| Item | Outline |
|---|---|
| Luggage door opening cancel switch assembly | Cancels luggage compartment door opener system operation |
| Trunk and fuel switch assembly (Luggage compartment door opening switch) | Turns the luggage compartment door opener system ON/OFF |
| Luggage compartment door lock assembly | Opens the luggage compartment door via a signal from the main body ECU (multiplex network body ECU) |
| Main body ECU (Multiplex network body ECU) | Receives luggage door opening cancel switch assembly on signal and a luggage compartment door lock assembly open operation signal, and controls the luggage compartment door opener system |
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How To Proceed With Troubleshooting
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
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
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE LUGGAGE COMPARTMENT DOOR OPENER SYSTEM NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to ma
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Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table.
Check each symptom by checking the suspe
