Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Inspection
INSPECTION
PROCEDURE
1. INSPECT HAZARD WARNING SWITCH (RADIO RECEIVER ASSEMBLY)
(a) Measure the resistance according to the value(s) in the table below.
| *a | Component without harness connected (Hazard Warning Signal Switch (Radio Receiver Assembly)) | - | - |
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| B-10 (HAZ) - A-1 (GND1) | Hazard warning signal switch off | 10 MΩ or higher |
| Hazard warning signal switch on | Below 125 Ω |
If the result is not as specified, replace the hazard warning signal switch (radio receiver assembly).
(b) Hazard warning signal switch indicator inspection
| *a | Component without harness connected (Hazard Warning Signal Switch (Radio Receiver Assembly)) | - | - |
(1) Apply battery voltage to the hazard warning signal switch (radio receiver assembly) and check that the hazard warning signal switch indicator illuminates.
OK:
| Condition | Specified Condition |
|---|---|
| Battery positive (+) → B-11 (LJB) Battery negative (-) → A-1 (GND1) | Illuminates |
If the result is not as specified, replace the hazard warning signal switch (radio receiver assembly).
Removal
REMOVAL CAUTION / NOTICE / HINT The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during haza ...
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Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
- Pictorial index
- For safety and security
- Instrument cluster
- Operation of each component
- Driving
- Lexus Display Audio system
- Interior features
- Maintenance and care
- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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