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 |
|
Calibration
Terminals Of EcuLIN Communication Master Malfunction (B2287)
DESCRIPTION
This DTC is stored when there is an open, short or ECU communication malfunction
between the power management control ECU and certification ECU (smart key ECU assembly).
DTC No.
DTC Detection Condition
Trouble A ...
Removal
REMOVAL
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The procedure listed below is for the LH side.
PROCEDURE
1. REMOVE REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY WITH REAR DOOR ARMREST
BASE PANEL
...
VIN not Programmed or Mismatch - ECM / PCM (P0630)
MONITOR DESCRIPTION
DTC P0630 is stored when the Vehicle Identification Number (VIN) is not stored
in the Engine Control Module (ECM) or the input VIN is not accurate. Input the VIN
with the Techstream.
DTC No.
DTC Detection Conditi ...