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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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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Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
After turning the power switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable
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DESCRIPTION The multiplex network door ECU receives an open signal from the back door opener switch assembly via the certification ECU (smart key ECU assembly). WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
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