Lexus RX (RX 350L, RX450h) 2016-2026 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.

    Heated Steering Wheel System
    ...

    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 ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Sfi System: Fuel Rail Pressure Sensor "A" Signal Stuck in Range (P01902A,P019064)
    DESCRIPTION Refer to DTC P019011. Click here DTC No. Detection Item DTC Detection Condition Trouble Area MIL Memory Note P01902A Fuel Rail Pressure Sensor "A" Signal Stuck in Range When target high pressure side fuel pressure changes, the change in fuel pressure sensor value ...

    Lexus RX (RX 350L, RX450h) 2016-2026 Repair Manual > Heating / Air Conditioning: Smog Ventilation Sensor
    ComponentsCOMPONENTS ILLUSTRATION *1 COOL AIR INTAKE DUCT SEAL *2 SMOG VENTILATION SENSOR N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL PROCEDURE 1. REMOVE COOL AIR INTAKE DUCT SEAL Click here 2. REMOVE SMOG VENTILATION SENSOR (a) Disconnect the connector. ...

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Owners Manual

    Lexus RX (RX 350L, RX450h) 2016-{YEAR} Repair Manual

    © 2026 Copyright www.lexusrx.net
    0.0112