A4 ASE SUSPENSION AND STEERING EXAM;
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At most road speeds, a vehicle's front end vibrates up and down.
Technician A believes that excessive radial runout in the front tires could be the
culprit. According to Technician B, the culprit could be a static imbalance of the
front tires.
Who's right?
(A) A only.
(B) B alone.
(C) A and B.
(D) Answer C: neither A nor B.
A vehicle wanders while being driven on level ground.
Technician A believes that excessive negative camber could be the culprit.
According to Technician B, an excess of positive caster could be to blame.
Who's right?
(A) A only.
(B) B alone.
(C) A and B.
,(D) Answer D: Neither A nor B.
A car with rack & pinion steering has a shimmy.
According to Technician A, the issue could be caused by worn rack-to-frame
mounting bushings.
According to Technician B, the problem could be due to loose inner or outer tie rod
ends (sockets).
Who's right?
(A) A only.
(B) B alone.
(C) A and B.
(D) Answer C: neither A nor B.
During a wheel alignment, a technician discovers that the toe-out on turns (turning
radius) is incorrect. Which of the following could be the cause?
(A) Bent Pitman's arm
(B) Bent tie rod.
(C) Bent idler arm.
(D) Bent steering arm. - Answer D.
A vehicle pulls to the right while braking.
According to Technician A, the problem could be due to a worn strut rod bushing.
According to Technician B, the problem could be caused by a bent right wheel.
, Who's right?
(A) A only.
(B) B alone.
(C) A and B.
(D) If neither A nor B are true, respond with A.
Which of the following should the technician do first when aligning a light truck
with a torsion bar front suspension?
(A) Adjust the thrust angle.
(B) Adjust the caster/camber.
(C) Check and adjust the toe.
(D) Check and adjust the riding height (curb height). - Answer D.
A pressure test is being performed on a car equipped with power steering. The
pressure readings obtained when the wheels are at the right and left stops are below
specification. The values are normal when the tester's shutdown valve is closed.
According to Technician A, these results could be the result of bad steering gear.
According to Technician B, these values could be the result of a malfunctioning
pump.
Who's right?
(A) A only.
(B) B alone.
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