Check the dust-proof caps on steering gear box ,the
caps are supposed to be tight on the two terminal
ends .
Loose caps will let water and dust into the gear
box ,cause the gears rusting .
Add lubricant to mechanical joint parts , the vehicle
should be kept in good turning and operating
functions . To attach that one should add lubricant to
needed parts every one month .
Check the tires every time use the vehicle . the tires
should be inflated with enough air . The air pressure
should with normal level .
Check the tire chapter for more specific information
of tire inflation .
FLAT TIRE MAY CAUSE UNSTABLE STEERING
FUNCTION WHILE DRIVING .
Check the tires every time use the vehicle , remove
embedded objects or metal items away from tire
surface .If the tire have embedded objects on
surface ,it will lead to excessive noises from tire
while driving or tire internal air leaking .