PROBLEM SYMPTOMS TABLE
HINT:
| Symptom | Suspected Area | Link |
|---|---|---|
| Tight-corner braking phenomenon* | 4WD linear solenoid circuit | |
| Steering sensor circuit | | |
| Vehicle stability control system | | |
| 4WD ECU assembly | | |
| Electro magnetic control coupling sub-assembly | | |
| AWD warning message remains displayed | AWD warning light circuit (Remains illuminated) | |
| AWD warning message is not displayed | AWD warning light circuit (Does not illuminate) | |
| AWD lock function does not operate | AWD lock mode switch circuit | |
| 4WD ECU assembly | | |
| AWD lock mode indicator light does not illuminate | CAN communication system | |
| AWD lock mode switch circuit | | |
| Combination meter assembly | | |
| 4WD ECU assembly | |
How To Proceed With Troubleshooting
Diagnosis SystemLexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Millimeter Wave Radar Sensor: Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization, or registration) that must be performed after parts are replaced during millimeter wave radar sensor assembly removal/installation are shown below. Necessary Procedure After Parts Removed/Installed/Rep ...
Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Safety Connect System: Emergency Call Switch Illumination Circuit
WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE:
Depending on the parts that are replaced during vehicle inspection or maintenance, performing initialization, registration or calibration may be needed. Refer to Precaution for Safety Connect System.
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Inspect the fuses for circuits rel ...