Lexus NX: Problem Symptoms Table
Lexus NX Service Manual / Vehicle Exterior / Acoustic Vehicle Alerting System / Acoustic Vehicle Alerting 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 A80 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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Fail-safe Chart
FAIL-SAFE CHART ASC System (a) The stereo component equalizer assembly stores DTCs and freeze frame data and stops sound output if it detects any of the following abnormalities. Item Abnormality Detection Condition Fail-safe Control DTC Output Return Condition CAN communication malfun
Drive Motor "B" Temperature Sensor Circuit Range / Performance (P0A31-668,P0A34-667)
DESCRIPTION The resistance of the thermistor built into the rear motor temperature sensor changes in accordance with changes in the rear motor temperature. The lower the rear motor temperature, the higher the thermistor resistance. Conversely, the higher the rear motor temperature, the lower the res
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