Lexus NX: Problem Symptoms Table
Lexus NX Service Manual / Power Source & Network / Networking / Lin Communication System / Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
- Use the table below to help determine the cause of the problem symptom. 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 |
|---|---|---|
| Rain sensor LIN communication malfunction* | Rain sensor Lin communication malfunction | |
| Wiper and washer system | | |
| Air conditioning LIN communication malfunction | Air conditioning control panel does not operate | |
| Air conditioning system | |
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- *: w/ Rain Sensor
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Terminals Of Ecu
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DATA LIST / ACTIVE TEST READ 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
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Ignition Coil And Spark Plug
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Power Steering Warning Light Circuit
DESCRIPTION The power steering ECU is connected to the combination meter via CAN communication. If any of the following conditions are detected, the power steering warning light remains on.
The circuit that supplies power source voltage to the power steering ECU assembly (terminal IG) is open.
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