PROCEDURE
1. | VEHICLE BROUGHT TO WORKSHOP |
|
2. | CUSTOMER PROBLEM ANALYSIS |
HINT:
What | Vehicle model, system name |
When | Date, time, occurrence frequency, whether the problem occurred recently or has been occurring for a long time |
Where | Whether the problem occurs at a specific location |
Under what conditions? | Whether the doors were locked or unlocked, whether the engine switch was on (IG), whether the engine was started |
How did it happen? | Problem symptoms |
|
3. | INSPECT BATTERY VOLTAGE |
(a) Measure the battery voltage.
Standard Voltage:
11 to 14 V
HINT:
(b) Check for blown fuses, open or shorted wire harnesses, improperly connected connectors and other problems in areas that can be visually inspected.
(c) Check the connection of each connector and check them for deformation or damage.
|
4. | PROBLEM SYMPTOMS TABLE |
HINT:
Click here
Result | Proceed to |
---|---|
Fault is not listed in problem symptoms table | A |
Fault is listed in problem symptoms table | B |
B | ![]() | REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE |
|
5. | OVERALL ANALYSIS AND TROUBLESHOOTING |
(a) Operation check
Click here
(b) Terminals of ECU
Click here
(c) Inspection
|
6. | REPAIR OR REPLACE |
|
7. | CONFIRMATION TEST |
NEXT | ![]() | END |
Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Window Control System: Initialization
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