Deck 11: Brake System Service

Question 1

Since brake fluid is ........, it easily absorbs moisture.

Answer 1

hygroscopic

Question 2

Many manufacturers recommend periodic ........of the brake fluid to remove moisture and contaminates.

Answer 2

flushing

Question 3

Technician A says pressure bleeding requires using a special tool connected to the shop compressed air system.Technician B says bleeding an ABS system may require a scan tool. Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Answer 3

C

Question 4

All of the following are brake bleeding methods except:

A)Vacuum
B)Pressure
C)Manual
D)Reverse

Question 5

........the hydraulic system removes any trapped air.

Question 6

Technician A says low brake pedal height can be caused by improper rear drum brake adjustment.Technician B says a low, sinking brake pedal can be caused by worn brake shoes and pads.Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 7

The red BRAKE warning light is illuminate on a low-mileage late-model vehicle with four- wheel disc brakes: Technician A says there may be a leak in the hydraulic system.Technician B says low fluid level in the master cylinder reservoir may be cause.Who is correct?

A)Technician A
B)Technician B
C)Both A and B
D)Neither A nor B

Question 8

All of the following are common hydraulic system concerns except:

A)Restricted brake hose
B)Brake line rust through
C)Seized master cylinder pistons
D)Master cylinder bypassing

Question 9

Some vehicles require the use of a ........to bleed the brake system.

Question 10

The ........is also used as an input for engine, transmission, and cruise control operation.