Lexus ES: Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
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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 suspected areas in the order they are listed. Replace parts as necessary.
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Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Luggage Compartment Door Opener System
| Symptom | Suspected Area | Link |
| Luggage door opener does not operate | Proceed to "Luggage Compartment Door Opener does not Operate" | |
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TERMINALS OF ECU CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove the main body ECU (multiplex network body ECU) from the instrument panel junc
DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a pa
DESCRIPTION The main body ECU (multiplex network body ECU) receives switch signals from the trunk and fuel switch assembly (luggage compartment door opening switch) the luggage door opening cancel swi
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CUSTOMIZE PARAMETERS CUSTOMIZE TELEMATICS SYSTEM (a) Customizing with the Techstream. NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubleshooting a funct
SYSTEM DESCRIPTION FRONT WIPER AND WASHER CONTROL FUNCTION Control/Function Description Wiper speed regulation Maintains the default speed of the wipers even when the supply voltage or resistance changes. Door open linked wiper suspend function*2 Stops the front wipers when the wind
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