Lexus ES: Problem Symptoms Table
Lexus ES (XZ10) Service Manual / Vehicle Exterior / Window / Glass / Window Defogger System (for Gasoline Model) / Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
HINT:
- Inspect the fuses and relays related to this system before inspecting the suspected areas below.
- 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.
| Symptom | Suspected Area | Link |
|---|---|---|
| Window defogger system does not operate | Proceed to the "Rear Window Defogger System does not Operate" | |
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Terminals Of Ecu
TERMINALS OF ECU CHECK AIR CONDITIONING AMPLIFIER ASSEMBLY *A w/o Seat Heater *B w/ Seat Heater (a) Disconnect the G39 air conditioning amplifier assembly connector. (b) Measure the volta
Diagnosis System
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Data List / Active Test
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the LIN communication system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. CUSTOMER PROBLEM ANALYSIS HINT:
In troubleshooting, confirm that the problem s
Lost Communication with Wiper ECU LIN (B1245)
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