Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual: Inspection

INSPECTION

PROCEDURE

1. INSPECT STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY)

(a) Measure the voltage according to the value (s) in the table below.

Standard Voltage:

Tester Connection (Positive (+) Tester Probe - Negative (-) Tester Probe)

Switch Condition

Specified Condition

4 (IG1) - 9 (IND)

Always

Below 1.25 V

16 (ECU) - 9 (IND)

Steering heater switch (Integration Control and Panel Assembly) is pushed

Below 1.25 V

HINT:

As the circuit has a diode, perform the measurement in diode test mode, and do not mistake the polarity.

*a

Component without harness connected

(Steering Heater Switch (Integration Control and Panel Assembly))

(b) Measure the resistance according to the value (s) in the table below

Standard Resistance:

Tester Connection

Switch Condition

Specified Condition

4 (IG1) - 16 (ECU)

Steering heater switch (Integration Control and Panel Assembly) is pushed

Below 1 Ω

Steering heater switch (Integration Control and Panel Assembly) is not pushed

10 kΩ or higher

    Components
    COMPONENTS ILLUSTRATION *1 STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY) *2 LOWER INSTRUMENT PANEL FINISH PANEL SUB-ASSEMBLY *3 COWL SIDE TRIM BOARD LH *4 NO. 1 I ...

    Installation
    INSTALLATION PROCEDURE 1. INSTALL STEERING HEATER SWITCH (INTEGRATION CONTROL AND PANEL ASSEMBLY) (a) Engage the 4 claws to install the steering heater switch (integration control and panel assembly). ...

    Other materials:

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Electric Parking Brake System: Right Electric Parking Brake Actuator Control Circuit Short to Battery (C061012)
    DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note C061012 Right Electric Parking Brake Actuator Control Circuit Short to Battery Diagnosis Condition: Electric parking brake not operating Malfunction Status: The ECU power supply is normal bu ...

    Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Power Tilt And Power Telescopic Steering Column System: Tilt Position Sensor or Tilt Motor Circuit Malfunction (B2610)
    DESCRIPTION The tilt motor is operated by the power source voltage supplied from the multiplex tilt and telescopic ECU and tilts the steering column up and down. The tilt position sensor (Hall IC) in the tilt motor detects the tilt angle of the steering column and sends a signal to the multiplex til ...

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

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

    © 2024 Copyright www.lexusrx.net
    0.0152