Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual: Fail-safe Chart
FAIL-SAFE CHART
MALFUNCTION DETECTION
(a) Operation when malfunction is detected
| Content | Operation | |
|---|---|---|
| Heater failure | Overcurrent detection of drive element | Heater output off |
| Overheating detection of drive element | Heater output off | |
| Power failure | Low-voltage detection | Heater output off |
| Over-voltage detection | Heater output off | |
| Heater OFF timer | 30 minutes after heated steering wheel system is turned on | Heater output off |
(b) Malfunction detection conditions
(1) When an open or short in the steering wheel heater unit thermistor continues for 2 seconds or more.
(2) When the steering heater switch is pressed continuously for 10 seconds or more.
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the heated steering wheel system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. INSPECT BATTERY VO ...
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Lexus RX (RX 350L, RX450h) 2016-2025 Repair Manual > Power Window Control System: Initialization
INITIALIZATION INITIALIZE POWER WINDOW CONTROL SYSTEM (ALL DOORS) NOTICE:
When a door window regulator sub-assembly, power window regulator motor assembly, door glass or door glass run is reinstalled or replaced, the power window control system must be initialized. Functions such as the auto up a ...
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual
- For your information
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- Instrument cluster
- Operation of each component
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- Interior features
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- When trouble arises
- Vehicle specifications
- For owners
Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual
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