UNBALANCE STEERING WHEEL TURNING FORCE (TORQUE VARIATION)

Description

• Hard steering when fully turning the steering wheel.
• Light steering when driving at a high speed.

UNBALANCE STEERING WHEEL TURNING FORCE (TORQUE VARIATION)

Diagnosis Procedure

1.CHECK SYSTEM FOR POWER SUPPLY AND GROUND
Perform trouble diagnosis for power supply and ground circuit. Refer to See: Component Tests and General Diagnostics\Power Supply And Ground Circuit.
Is the Inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace damaged parts.
2.CHECK SYSTEM FOR VEHICLE SPEED SIGNAL
Perform trouble diagnosis for vehicle speed signal. Refer to See: Starting and Charging\Starting System\Testing and Inspection\Component Tests and General Diagnostics\Vehicle Speed Signal Circuit.
Is the Inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace damaged parts.
3.CHECK SYSTEM FOR ENGINE SPEED SIGNAL
Perform trouble diagnosis for engine speed signal. Refer to See: Component Tests and General Diagnostics\Engine Speed Signal Circuit.
Is the Inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace damaged parts.
4.CHECK SYSTEM FOR POWER STEERING SOLENOID VALVE
Perform trouble diagnosis for power steering solenoid valve. Refer to See: Component Tests and General Diagnostics\Power Steering Solenoid Valve.
Is the Inspection result normal?
YES >> Perform the symptom diagnosis for the steering system. Refer to See: Noise, Vibration And Harshness (NVH) Troubleshooting.
NO >> Repair or replace damaged parts.