Checking Stationary Steering Effort

Position the vehicle on a level surface and place the steering wheel in the straight ahead position.
Attach a spring scale to the steering wheel. With the idle RPM, pull the scale and read it as soon as the tires begin to turn.
Standard value: 29.4 N (3.0 kgf, 6.6 lb.f) MAX.

Courtesy of KIA MOTORS AMERICA, INC.
If the measured value exceeds standard value, inspect the steering gear box.