Diagnosing and Repairing Suspension Systems



1.	Which of the following parts must be deactivated or disconnected prior to raising a vehicle?
	A.	Load-leveling sensors.
	B.	Air springs.
	C.	Torsion bar.
	D.	All of the above.

2.	If a vehicle needs additional load carrying ability, which of the following is the best solution?
	A.	Spring-assisted shock absorbers.
	B.	Air-assisted shock absorbers.
	C.	Air-assisted springs.
	D.	Variable-rate springs.

3.	Which of the following is a sign of a dry ball joint?
	A.	Excessive wear.
	B.	Squeaking when the wheels are turned.
	C.	Squeaking during up and down suspension movement.
	D.	All of the above.

4.	There is no danger associated with too much lubrication in a ball joint.
	A.	True.
	B.	False.

5.	What technique is used to service a sealed ball joint?
	A.	Reseal the ball joint.
	B.	Lubricate the ball joint.
	C.	Replace the ball joint.
	D.	Clean the ball joint.

6.	Coil springs should be compressed before unbolting any components.
	A.	True.
	B.	False.

7.	What tool should be used to lift the wheel steering knuckle and control arm?
	A.	A jack.
	B.	A pry bar.
	C.	A hoist.
	D.	Any of the above may be used.

8.	What part holds the coil spring under tension?
	A.	Rebound retainer.
	B.	Upper spring seat.
	C.	Strut-rod nut.
	D.	Strut attaching nut

9.	Suspension springs should be compressed prior to and during storage.
	A.	True.
	B.	False.

10.	Which of the following statements is true regarding leaf spring removal?
	A.	Raise the vehicle to remove spring tension.
	B.	Disconnect mounting points while the vehicle weight is on the suspension.
	C.	Both a and b.
	D.	Neither a nor b.

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