Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Vehicle Proximity Notification System / Vehicle Proximity Notification System / 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 suspected areas in the order they are listed. Replace parts as necessary.
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
| Symptom | Suspected Area | Link |
|---|---|---|
| Sound is not produced | Refer to "There is No Sound Made" | |
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Terminals Of Ecu
TERMINALS OF ECU CHECK VEHICLE APPROACHING SPEAKER CONTROLLER (a) Disconnect the G42 vehicle approaching speaker controller connector. (b) Measure the voltage and resistance according to the value(s)
Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / Vehicle Proximity No
Data List / Active Test
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
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Vehicle Speed Signal Circuit between Stereo Component Amplifier and Combination Meter
DESCRIPTION The stereo component amplifier assembly receives a vehicle speed signal from the combination meter assembly to control the ASL function. HINT:
A voltage of 12 V or 5 V is output from each ECU and then input to the combination meter assembly. The signal is changed to a pulse signal at
System Diagram
SYSTEM DIAGRAM Communication Table Sender Receiver Signal Line Main Body ECU (Multiplex Network Body ECU) Sliding Roof ECU (Sliding Roof Drive Gear Sub-assembly)
Sliding roof operation permission signal
IG signal
Front door courtesy light switch assembly signal
Key-linked
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