PROBLEM SYMPTOMS TABLE
HINT:
Symptom | Suspected Area | Link |
---|---|---|
Heavy steering | Front tires (improperly inflated, unevenly worn) |
|
Front wheel alignment (incorrect) |
| |
Front suspension (Lower ball joint) |
| |
Steering gear assembly |
| |
Battery and power source circuit |
| |
Power source voltage of power steering ECU assembly |
| |
Power steering ECU assembly |
| |
Vehicle condition (Steering wheel is turned from left to right repeatedly with vehicle stopped or heavy load is continuously applied to vehicle) |
| |
Steering effort differs between right and left or is uneven | Rotation angle sensor initialization and torque sensor zero point calibration incomplete |
|
Front tires (improperly inflated, unevenly worn) |
| |
Front wheel alignment (incorrect) |
| |
Front suspension (Lower ball joint) |
| |
Steering gear assembly |
| |
Torque sensor (Electric power steering column sub-assembly) |
| |
Electric power steering column sub-assembly |
| |
Power steering ECU assembly |
| |
While driving, steering effort does not change in accordance with vehicle speed, or steering wheel does not return to its centered position easily | Skid control ECU (brake actuator assembly) |
|
Speed sensor |
| |
Torque sensor (Electric power steering column sub-assembly) |
| |
Power steering ECU assembly |
| |
CAN communication system |
| |
Friction sounds occur when turning steering wheel during low speed driving | Power steering motor (Power steering ECU assembly) |
|
Electric power steering column sub-assembly |
| |
Spiral cable with sensor sub-assembly |
| |
Steering column cover contacting steering wheel assembly |
| |
High-pitched sound (squeaking) occurs when turning steering wheel slowly with vehicle stopped | Power steering motor (Power steering ECU assembly) |
|
Steering wheel installation (incorrect) |
| |
Steering wheel vibrates and noise occurs when turning steering wheel from lock to lock | Power steering motor (Power steering ECU assembly) |
|
Electric power steering column sub-assembly |
| |
Steering wheel installation (incorrect) |
|
Lexus RX (RX 350L, RX450h) 2016-2024 Owners Manual > Using the driving support
systems: Intuitive parking assist
The distance from your vehicle to a nearby wall or other stationary
object
when parallel parking or maneuvering into a garage is measured by the sensors
and communicated via the displays and a buzzer. Always check the surrounding
area when using this system.
Types of sensors
Except F SPORT mo ...
Lexus RX (RX 350L, RX450h) 2016-2024 Repair Manual > Automatic Transaxle System: Initialization
INITIALIZATION RESET TRANSAXLE COMPENSATION CODE NOTICE:
If the following parts have been replaced, initialize the ECM and perform Reset Memory and Perform Road Test to Allow ECM to Learn.
ECM
Transmission valve body assembly
Shift solenoid valve SL3
Shift solenoid valve SL4
Shift sole ...