Steering Service

Question 1

When should you take extreme care when removing a steering wheel?

Answer 1

Be cautious when a vehicle has a collapsible steering column. Use extreme caution if the vehicle has an airbag restraint system installed.

Question 2

When a steering column is equipped with numerous universal joints, the shafts and joints must be properly aligned with each other.
True
False

Answer 2

True

Question 3

After installing new kingpin bushings, you must ream the bushings out.
True
False

Answer 3

False

Question 4

What can cause the pivot bolts in a tilt steering column to break?

a. vibrations in the air ride cab.
b. drivers using the steering wheel as a grab handle.
c. steering shafts that are out of alignment.
d. road shock from the steering shaft

Answer 4

b. drivers using the steering wheel as a grab handle.

Question 5

The supply and return lines must be removed from the steering gear when draining the system.
True
False

Answer 5

True

Question 6

To remove the sector shaft from the steering gear, the worm shaft and the ball nut assembly must be centered.
True
False

Answer 6

True

Question 7

The safe and accurate testing of the power steering hydraulic system requires:

a. the use of a pressure gauge that will handle the maximum expected pressure.
b. reference to appropriate service manuals and specifications.
c. the power steering system to be at normal operating temperature.
d. that all the above conditions be met.

Answer 7

d. that all the above conditions be met.

Question 8

During the testing process, the temperature of the power steering fluid should not exceed_____.

Answer 8

121 Degrees Celsius or 250 Degrees Fahrenheit

Question 9

When the pitman arm or drag link is disconnected from the steering gear, the input shaft should not be turned more than a specified number of turns or partial turns. Explain what may happen if the input shaft was turned more than specified.

Answer 9

Excessive turning of the input shaft may cause the steering relief poppet valves to go out of adjustment. Manual adjustment would be required. The clock spring may also be damaged.

Question 10

As part of the steering relief poppet adjustment process, the adjustment of the steering stops must be confirmed.
True
False

Answer 10

True

Question 11

When installing the integral power steering gear, you must have the drag link hooked up before you can set the steering stops.
True
False

Answer 11

False, Steering stops must be set before the drag link is hooked up or the tire will turn too far resulting in the automatic poppets being misadjusted.

Question 12

What tool is required for properly adjusting the valve body bearing preload and the sector shaft?

a. foot pound torque wrench
b. inch pound torque wrench
c. feeler gauges
d. dial indicator

Answer 12

b. inch pound torque wrench.

Question 13

After installing the tie rod end, what final two checks should be done?

Answer 13

1. Ensure that the threaded end of the tie rod end extends into the tie rod tube past the groove.
2. Ensure that the pinch bolt is properly torqued.

Question 14

A pitman arm must be timed to the worm shaft.
True
False

Answer 14

False, sector shaft.

Question 15

When the vehicles wheel base is lengthened or shortened, it can cause increases in front tire wear.
True
False

Answer 15

True, increase in tire skidding.

Question 16

A vehicle-handling problem may be misinterpreted as a steering problem.
True
False

Answer 16

True

Question 17

Steering system air bleeding is a procedure that allows air to remain in the system.
True
False

Answer 17

False

Question 18

Improper or reversed power steering hose connections can create an unusual steering response on a vehicle equipped with a single steering axle and a single steering gear. This will not be the case when multiple steering axles and multiple steering gears are used.
True
False

Answer 18

False, any vehicle type and any power steering system can have an unusual steering response.

Question 19

The hydraulic side of the power steering system can be checked with diagnostic equipment, in reference to the appropriate service manual, to determine system pressure and flow.
True
False

Answer 19

True

Question 20

Since the power steering reservoir is limited in size and the quantity of power steering fluid is small, the amount of time that the power steering system should be held in a fixed loaded position should be limited to 5 seconds or less. What else can be done to help keep the temperature of the fluid at a reasonable level during the tests?

Answer 20

Allow engine to idle and the fluid to cool down after testing or between tests.

Question 21

The steel balls that move between the rack, piston and worm shaft in the steering gear are interchangeable. They can be replaced as individual items if only one or two in a set are damaged.
True
False

Answer 21

False, replace as a set.

Question 22

When replacing the rack and pinion steering gear, always replace the mounting bolts.
True
False

Answer 22

True

Question 23

To reduce the amount of back lash between the sector shaft and the rack piston, turn the adjusting screw out.
True
False

Answer 23

False, moves sector shaft out increasing back lash.

Question 24

No resetting will be required to the poppets if the wheel cut has not been changed.
True.
False.

Answer 24

True