Questions & Correct Answers
The driver of a truck says that he hears clattering noise from the friend axle when driving on a rough
road. Tech A says the cause could be worn shock absorber mounting bushings. Tech B says the cause
could be worn shackle bushings. Who's right?
Tech A
Tech B
Both
Neither - correct answers -C
The driver of a truck that has just had its front springs and hangers replaced says that it is hard to keep
the steering wheel straight-ahead position. Tech A says gathering cause could be that the caster shoots
were installed backwards. Tech B says the cause could be that the wrong spring hangers were installed.
Who's right?
Tech A
Tech B
Both
Neither - correct answers -A
The drive axles on a truck with a walking beam suspensions are out of alignment in a manner that is
causing the vehicle tire wear and steering instability. Tech A says the cause could be that the torque
rods are too loving or too short. Tech B says the cause could be worn walking beam bushings. Who is
right?
Tech A
Tech B
Both
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,Neither - correct answers -B
The driver of a truck says that it is too hard to steer and that the steering wheel return is too fast. Which
of these is the MOST likely cause?
A. Too much negative caster
B. Too much Positive Caster
C. Too much Negative Camber
D. Too much positive Camber - correct answers -B
A steering gear binds when turning to the left after it has been adjusted. The MOST likely cause is that
the.
A. Worn bearing preload was set too high
B. Steering shaft U-joints are sticking
C. Gear box was not centered when the lash was adjusted
D. Recirculating ball nut thrust adjustment is off - correct answers -A
Which of these is MOST likely to cause steering wheel shimmy
A. Too much positive caster
B. Out-of-Balence wheels
C. Air in the power steering system
D. Low tire pressure - correct answers -B
Tech A says that steering columns are collapsible to prevent the column from causing serious injury to
the driver during collision. Tech B says that when a steering column has been collapsed, the entire
column must be replaced.
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, Tech A
Tech B
Both
Neither - correct answers -C
A constant buzzing noise comes from the power steering pump. Tech A says the cause could be air in the
system. Tech B says the cause could be that the relief valve is stuck in the open position.
Tech A
Tech B
Both
Neitherq - correct answers -A
The steering gear sector shaft preload is to be set. Tech A says the steering wheel must be in the center
position. Tech B says the drag link should be disconnected from the pitman arm.
Tech A
Tech B
Both
Neither - correct answers -C
Which of these would cause the front tires of a truck to show a feathered-edge wear pattern?
A. A wrong toe in setting
B. A wrong caber setting
C. A wrong caster setting
D. Wrong tire pressure - correct answers -A
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