Question 1

Which of the following statements is LEAST-Likely true?

Accepted Answer

A)  Brake linings are made of asbestos or an asbestos substitute. 
B)  Brake dust is dangerous to breathe. 
C)  High-pressure wet brake washers are the most popular way of cleaning brake assemblies. 
D)  A HEPA vacuum can be used to safely remove asbestos dust from brakes. 
A)  Brake linings are made of asbestos or an asbestos substitute. 
B)  Brake dust is dangerous to breathe. 
C)  High-pressure wet brake washers are the most popular way of cleaning brake assemblies. 
D)  A HEPA vacuum can be used to safely remove asbestos dust from brakes. C

Question 2

What are the reasons for brake pull?

Accepted Answer

Brake pull happens due to several reasons: 
1. When there is a difference in friction between sides of a vehicle, it will pull. 
2. Linings can have different friction due to oil or grease. 
3. A hose can be restricted or a caliper can be frozen. 
4. Changes in wheel alignment resulting from loose parts can cause pull. 
5. One tire that is the wrong size can cause pull.

Question 3

While having a discussion, Technician A says that runout can be a result of hub distortion caused when lug nuts are tightened with an impact wrench. Technician B says that it can be caused by dirt or rust on the mating surfaces of the rotor and hub. Who is correct?

Accepted Answer

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

Question 4

Before turning drums or rotors, all rust must be removed from mounting surfaces to eliminate ____________________.

Accepted Answer

The answer of Before turning drums or rotors, all rust...

Question 5

Vibration can cause a very rough cut when turning parts on a lathe. To prevent this, a(n) ____________________ is used to dampen vibration during machining.

Accepted Answer

The answer of Vibration can cause a very rough cut...

Question 6

All of the following statements are true EXCEPT:

Accepted Answer

A)  if a spring is dropped on a hard surface, it must ring or bounce. 
B)  when reinstalling brake shoes on the backing plates, it is sometimes easier to assemble the springs to the brake linings first. 
C)  shoe return springs should not be loose or broken. 
D)  after the brake shoes have been installed on the backing plates, an initial clearance adjustment is made before installing the brake drums. 
A)  if a spring is dropped on a hard surface, it must ring or bounce. 
B)  when reinstalling brake shoes on the backing plates, it is sometimes easier to assemble the springs to the brake linings first. 
C)  shoe return springs should not be loose or broken. 
D)  after the brake shoes have been installed on the backing plates, an initial clearance adjustment is made before installing the brake drums.

Question 7

How would you test the operation of a power break booster?

Accepted Answer

To test the operation of a power brake b

Question 8

The kit that MOST-Likely contains a new boot, a piston seal, and sometimes rubber O-rings for the sliding caliper bolts is a(n):

Accepted Answer

A)  crankshaft kit 
B)  caliper rubber parts kit 
C)  master kit 
D)  overhaul kit 
A)  crankshaft kit 
B)  caliper rubber parts kit 
C)  master kit 
D)  overhaul kit

Question 9

A ____ cuts a thread in the surface of the rotor.

Accepted Answer

A)  rotating sander 
B)  caliper 
C)  brake spoon 
D)  brake lathe 
A)  rotating sander 
B)  caliper 
C)  brake spoon 
D)  brake lathe

Question 10

____________________ results when hydraulic pistons are moving in and out during a stop.

Accepted Answer

Brake peda

Question 11

How would you perform a manual brake bleeding?

Accepted Answer

1. Loosen the bleed screw approximately

Question 12

If the size of the wheel cylinder is increased during honing by less than 0.005", the cylinder must be replaced.

Accepted Answer

A) True 
 B)False

Question 13

Air or moisture in the hydraulic system can result in a soft, "spongy" pedal.

Accepted Answer

A) True 
 B)False

Question 14

How do you avoid cross-threading when reinstalling flared lines?

Accepted Answer

To avoid cross-threading when reinstalli

Question 15

While having a discussion, Technician A says that to tell the difference between a brake fluid leak and gear oil from an axle leak, try washing the fluid off with water. Technician B says that neither brake fluid nor gear oil is water soluble so the use of water would prove nothing. Who is correct?

Accepted Answer

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

Question 16

Anodized aluminum cylinders, found on many late-model cars, should not be honed because their hard surface layer will be removed and they will corrode.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following statements is LEAST-Likely true?

Accepted Answer

A)  When reassembling some large-bore, single-piston calipers, it is helpful to apply short bursts of air into the caliper's fluid inlet to help square up the piston and inflate the dust boot while working the piston down into the bore. 
B)  After a caliper has been disassembled, a new seal must be used. 
C)  Most fixed calipers use interchangeable inner and outer pads that can usually be slid in from the top after caliper installation. 
D)  Due to weight transfer, rear linings are expected to wear out about twice as often as front linings. 
A)  When reassembling some large-bore, single-piston calipers, it is helpful to apply short bursts of air into the caliper's fluid inlet to help square up the piston and inflate the dust boot while working the piston down into the bore. 
B)  After a caliper has been disassembled, a new seal must be used. 
C)  Most fixed calipers use interchangeable inner and outer pads that can usually be slid in from the top after caliper installation. 
D)  Due to weight transfer, rear linings are expected to wear out about twice as often as front linings.

Question 18

All of the following statements are true EXCEPT:

Accepted Answer

A)  one of the reasons that glycol is the material of choice for brake fluids is that it absorbs water so that it will not be able to cause problems in the hydraulic system. 
B)  in humid climates, brake fluid can absorb an average of 3% of its volume in water during 18 months. 
C)  during average driving, brake linings sometimes wear out fast enough for brake fluid to remain in good condition between brake jobs. 
D)  DOT 3 fluid has a minimum dry boiling point of 2010F. 
A)  one of the reasons that glycol is the material of choice for brake fluids is that it absorbs water so that it will not be able to cause problems in the hydraulic system. 
B)  in humid climates, brake fluid can absorb an average of 3% of its volume in water during 18 months. 
C)  during average driving, brake linings sometimes wear out fast enough for brake fluid to remain in good condition between brake jobs. 
D)  DOT 3 fluid has a minimum dry boiling point of 2010F.

Question 19

A low pedal is typically due to air in the hydraulic system, and a soft pedal can be related to a failure in one side of the master cylinder's hydraulic system or drum brakes in need of an adjustment.

Accepted Answer

A) True 
 B)False

Question 20

When reassembling brake hydraulic parts, use ____________________ liberally as an assembly lubricant.

Accepted Answer

The answer of When reassembling brake hydraulic parts, use ____________________...

Exam 58: Brakes Service

Which of the following statements is LEAST-Likely true?

What are the reasons for brake pull?

While having a discussion, Technician A says that runout can be a result of hub distortion caused when lug nuts are tightened with an impact wrench. Technician B says that it can be caused by dirt or rust on the mating surfaces of the rotor and hub. Who is correct?

Before turning drums or rotors, all rust must be removed from mounting surfaces to eliminate ____________________.

Vibration can cause a very rough cut when turning parts on a lathe. To prevent this, a(n) ____________________ is used to dampen vibration during machining.

All of the following statements are true EXCEPT:

How would you test the operation of a power break booster?

The kit that MOST-Likely contains a new boot, a piston seal, and sometimes rubber O-rings for the sliding caliper bolts is a(n):

A ____ cuts a thread in the surface of the rotor.

____________________ results when hydraulic pistons are moving in and out during a stop.

How would you perform a manual brake bleeding?

If the size of the wheel cylinder is increased during honing by less than 0.005", the cylinder must be replaced.

Air or moisture in the hydraulic system can result in a soft, "spongy" pedal.

How do you avoid cross-threading when reinstalling flared lines?

While having a discussion, Technician A says that to tell the difference between a brake fluid leak and gear oil from an axle leak, try washing the fluid off with water. Technician B says that neither brake fluid nor gear oil is water soluble so the use of water would prove nothing. Who is correct?

Anodized aluminum cylinders, found on many late-model cars, should not be honed because their hard surface layer will be removed and they will corrode.

Which of the following statements is LEAST-Likely true?

All of the following statements are true EXCEPT:

A low pedal is typically due to air in the hydraulic system, and a soft pedal can be related to a failure in one side of the master cylinder's hydraulic system or drum brakes in need of an adjustment.

When reassembling brake hydraulic parts, use ____________________ liberally as an assembly lubricant.

Introduction to the Automobile

Automotive Careers and Technician Certification

Shop Safety

Shop Management, Service Records, and Parts

Locating Service Information and Specifications

Measuring Tools and Systems

Hardware, Fasteners, Drills, and Thread Repair

Shop Tools

General Shop Equipment

Cleaning Equipment and Methods

Lifting Equipment and Air Compressors

Engine Lubrication

Underhood and Body Inspection Car on Ground

Undercar Inspection and Service

Introduction to the Engine

Engine Classifications and Advanced Transportation Technologies

Engine Size and Measurements

Engine Upper End

Engine Lower End and Lubrication System Theory

Cooling System Theory

Cooling System Service

Automotive Belts

Automotive Hoses

Automotive Plumbing: Tubing and Pipe

Basic Electrical System Theory and Repairs

Battery Fundamentals

Battery Service

Starting System Fundamentals

Starting System Service

Charging System Fundamentals

Charging System Service

Lighting and Wiring Fundamentals

Lighting and Wiring Service

Safety, Security, Comfort Systems, and Electrical Accessories

Heating and Air Conditioning Fundamentals

Heating and Air Conditioning Service

Ignition System Fundamentals

Ignition System Service

Fuels and Alternative Fuels

Fuel System Fundamentals

Fuel System Service

Intake and Exhaust Systems, Turbochargers and Superchargers

Emission Control System Fundamentals

Emission Control System Service

Electronics and Computer Systems Fundamentals

Electronics and Computer Systems Service

Advanced Emissions and On-Board Diagnostics Odb

Diagnosing Engine Performance Problems

Diagnosing Engine Mechanical Problems

Engine Removal and Disassembly

Engine Sealing, Gaskets, Fastener Torque

Engine Diagnosis and Service: Cylinder Head and Valvetrain

Engine Diagnosis and Service: Block, Crankshaft, Bearings, and Lubrication System

Engine Diagnosis and Service: Piston, Piston Rings, Connecting Rod, Engine Balancing

Ordering Parts, Short and Long Blocks, Engine Assembly

Engine Installation, Break In, and In-Chassis Repairs

Brake Fundamentals

Anti-Lock Brakes Traction and Stability Control

Bearings, Seals, and Greases