POWER STEERING SYSTEM (for Hatchback) > PROBLEM SYMPTOMS TABLE


HINT:
  1. Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  2. Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Power Steering System 
Symptom
Suspected Area
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Heavy steering
Front tires (improperly inflated, unevenly worn)
Click here
Front wheel alignment (incorrect)
Click here
Front suspension (lower ball joint)
Click here
Steering gear
Click here
Power steering motor assembly
Click here
Battery and power source system
Click here
Power source voltage of power steering ECU assembly
Click here
Power steering ECU assembly
Click here
Vehicle condition (Steering wheel is turned from left to right repeatedly with vehicle stopped or heavy load is continuously applied to vehicle)
Click here
Steering effort differs between turning right and left or uneven
Steering center point (zero point) recorded incorrectly
Click here
Front tires (improperly inflated, unevenly worn)
Click here
Front wheel alignment (incorrect)
Click here
Front suspension (lower ball joint)
Click here
Steering gear
Click here
Torque sensor (built into steering column assembly)
Click here
Power steering motor assembly
Click here
Steering column assembly
Click here
Power steering ECU assembly
Click here
While driving, steering effort does not change in accordance with vehicle speed or steering wheel does not return properly
Front suspension (lower ball joint)
Click here
Front speed sensor
Click here
Rear speed sensor
Click here
Brake actuator assembly (Skid control ECU)
Click here
Torque sensor (built into steering column assembly)
Click here
Power steering motor assembly
Click here
Power steering ECU assembly
Click here
CAN communication system
Click here
Friction occurs when turning steering wheel during low speed driving
Power steering motor assembly
Click here
Steering column assembly
Click here
Spiral cable sub-assembly
Click here
Interference between the steering wheel and column cover
Click here
High-pitched sound (squeaking) occurs when turning steering wheel slowly with vehicle stopped
Power steering motor assembly
Click here
Installation state of steering wheel
Click here
Steering wheel vibrates and noise occurs when turning steering wheel with vehicle stopped
Steering gear
Click here
Steering column assembly
Click here
Installation state of steering wheel
Click here
EPS warning light remains on
EPS warning light circuit
Click here