PROBLEM SYMPTOMS TABLE
HINT:
Symptom |
Suspected Area |
See page |
---|---|---|
Steering is heavy. |
Front tires (Improperly inflated, unevenly worn) |
|
Front wheel alignment (Incorrect) |
|
|
Front suspension (Lower ball joint) |
|
|
Power steering gear (for 2GR-FE) |
|
|
Power steering gear (for 1AR-FE) |
|
|
Steering column assembly |
|
|
Torque sensor (Built into steering column assembly) |
- |
|
Power steering motor |
- |
|
Speed sensor |
|
|
Skid control ECU (Built into brake actuator) |
- |
|
Battery and power source system |
- |
|
Power steering ECU power source voltage and relay |
- |
|
Power steering ECU assembly |
|
|
Steering effort differs between right and left or is uneven. |
Rotation angle sensor initialization and torque sensor zero point calibration |
|
Front tires (Improperly inflated, unevenly worn) |
|
|
Front wheel alignment (Incorrect) |
|
|
Front suspension (Lower ball joint) |
|
|
Power steering gear (for 2GR-FE) |
|
|
Power steering gear (for 1AR-FE) |
|
|
Torque sensor (Built into steering column assembly) |
- |
|
Steering column assembly |
|
|
Power steering motor |
- |
|
Power steering ECU assembly |
|
|
While driving, steering effort does not change in accordance with vehicle speed or the steering wheel does not return properly. |
Front suspension (Lower ball joint) |
|
Speed sensor |
|
|
Skid control ECU (Built into brake actuator) |
- |
|
Combination meter |
|
|
Torque sensor (Built into steering column assembly) |
- |
|
Power steering motor |
- |
|
Power steering gear (for 2GR-FE) |
|
|
Power steering gear (for 1AR-FE) |
|
|
Power steering ECU assembly |
|
|
A knocking (or cranking) sound occurs when turning the steering wheel while power steering is operating. |
Front suspension (Lower ball joint) |
|
Steering intermediate shaft |
- |
|
Power steering gear (for 2GR-FE) |
|
|
Power steering gear (for 1AR-FE) |
|
|
Noise occurs when turning the steering wheel during low speed driving. |
Power steering gear (for 2GR-FE) |
|
Power steering gear (for 1AR-FE) |
|
|
Steering column assembly |
|
|
Power steering ECU assembly |
|
|
High-pitched sounds (squeaking) occur when turning the steering wheel slowly with the vehicle stopped. |
Power steering gear (for 2GR-FE) |
|
Power steering gear (for 1AR-FE) |
|
|
Power steering motor |
- |
|
The steering wheel vibrates and noise occurs when turning the steering wheel from lock to lock. |
Power steering gear (for 2GR-FE) |
|
Power steering gear (for 1AR-FE) |
|
|
Steering column assembly |
|
|
PS warning light remains on. |
Proceed to PS warning light remains on |
|
Clearance Sonar Main Switch
Components
COMPONENTS
ILLUSTRATION
Removal
REMOVAL
PROCEDURE
1. REMOVE FRONT DOOR SCUFF PLATE LH
2. REMOVE COWL SIDE TRIM SUB-ASSEMBLY LH
3. REMOVE LOWER NO. 1 INSTRUMENT PANEL FINISH PANEL
4. REMOVE CLEARANCE SONAR MAIN SWITCH
...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...
Compass
The compass on the inside rear view mirror indicates the direction in which
the vehicle is heading.
- Operation
To turn the compass on or off, push and hold “AUTO” for longer than 3 seconds.
- Displays and directions
Calibrating the c ...