Diesel Tech Suspension and Steering ASE Exam Practice Test 6
Questions & Answers.
What is the LEAST LIKELY condition that improper wheel balance would cause?
A. Cupped tire tread wear
B. Vibration while braking
C. Wheel hop or tramp
D. Wheel shimmy - ANS B. Vibration while braking
When checking the end-play measurement on a PreSet hub, the tip of the dial indicator
should be placed on the hub cap flange or axle mounting flange, and the magnetic base of
the dial indicator should be mounted on the hub's:
A. Spindle end
B. Hub cap
C. Wheel hop or tramp
D. Wheel shimmy - ANS A. Spindle end
An improperly adjusted air suspension ride height can cause:
A. Damaging driveline angles
B. A hissing noise during compressor operation
C. Back pressure in the supply line
D. A leak, causing intermittent operation - ANS A. Damaging driveline angles
What is the LEAST LIKELY advantage for the use of sliding fifth wheel assemblies on
over-the-road equipment?
A. Weight-over-axle on the tractor may be altered
B. Weight-over-axle on the trailer may be altered
C. The trailer bridge formula may be altered
D. It allows for the use of a rigid-mount fifth wheel - ANS D. It allows for the use of a rigid-
mount fifth wheel
All of the following conditions may cause steering wander or pull EXCEPT:
, A. Improper rear-axle alignment
B. Loose steering gear
C. Excessive positive caster
D. Worn kingpin bushings - ANS C. Excessive positive caster
When adjusting front-wheel camber:
A. If the front wheel has a positive camber angle, the camber line is tilted inward from the
tire vertical centerline of the wheel and tire
B. Excessive positive camber on a front wheel causes premature wear on the inside edge
of the tire tread
C. The vehicle will lead to the side that has the most negative camber
D. If the camber angle is out of specification, this may be caused by worn suspension
components - ANS C. The vehicle will lead to the side that has the most negative camber
Technician A says some abnormal tire wear conditions are normal for certain design tires.
Technician B says the TMC Radial Tire conditions Analysis Guide or Manufacturers Tread
Wear Reference Guide should be used to determine tire wear pattern conditions. Who is
correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B - ANS C. Both A and B
How should steering knuckle vertical clearance be adjusted?
A. Adding or subtracting shims
B. Selecting the correct draw key
C. Using the appropriate bushings
D. Adjusting a stop bolt and jam nut - ANS A. Adding or subtracting shims
Of the following scenarios, which one would be the LEAST LIKELY to require a steering
sensor recalibration to be performed?
A. Maintenance or repair work on the steering linkage, steering gear, or other related
mechanism
Questions & Answers.
What is the LEAST LIKELY condition that improper wheel balance would cause?
A. Cupped tire tread wear
B. Vibration while braking
C. Wheel hop or tramp
D. Wheel shimmy - ANS B. Vibration while braking
When checking the end-play measurement on a PreSet hub, the tip of the dial indicator
should be placed on the hub cap flange or axle mounting flange, and the magnetic base of
the dial indicator should be mounted on the hub's:
A. Spindle end
B. Hub cap
C. Wheel hop or tramp
D. Wheel shimmy - ANS A. Spindle end
An improperly adjusted air suspension ride height can cause:
A. Damaging driveline angles
B. A hissing noise during compressor operation
C. Back pressure in the supply line
D. A leak, causing intermittent operation - ANS A. Damaging driveline angles
What is the LEAST LIKELY advantage for the use of sliding fifth wheel assemblies on
over-the-road equipment?
A. Weight-over-axle on the tractor may be altered
B. Weight-over-axle on the trailer may be altered
C. The trailer bridge formula may be altered
D. It allows for the use of a rigid-mount fifth wheel - ANS D. It allows for the use of a rigid-
mount fifth wheel
All of the following conditions may cause steering wander or pull EXCEPT:
, A. Improper rear-axle alignment
B. Loose steering gear
C. Excessive positive caster
D. Worn kingpin bushings - ANS C. Excessive positive caster
When adjusting front-wheel camber:
A. If the front wheel has a positive camber angle, the camber line is tilted inward from the
tire vertical centerline of the wheel and tire
B. Excessive positive camber on a front wheel causes premature wear on the inside edge
of the tire tread
C. The vehicle will lead to the side that has the most negative camber
D. If the camber angle is out of specification, this may be caused by worn suspension
components - ANS C. The vehicle will lead to the side that has the most negative camber
Technician A says some abnormal tire wear conditions are normal for certain design tires.
Technician B says the TMC Radial Tire conditions Analysis Guide or Manufacturers Tread
Wear Reference Guide should be used to determine tire wear pattern conditions. Who is
correct?
A. A only
B. B only
C. Both A and B
D. Neither A nor B - ANS C. Both A and B
How should steering knuckle vertical clearance be adjusted?
A. Adding or subtracting shims
B. Selecting the correct draw key
C. Using the appropriate bushings
D. Adjusting a stop bolt and jam nut - ANS A. Adding or subtracting shims
Of the following scenarios, which one would be the LEAST LIKELY to require a steering
sensor recalibration to be performed?
A. Maintenance or repair work on the steering linkage, steering gear, or other related
mechanism
