Hardest Trivia Quiz On ASE Certification Test!

50 Questions | By Catherinehalcomb | Updated: Mar 22, 2022 | Attempts: 1671

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ASE stands for Automotive Service Excellence which is a certification program for professionals who are into automotive repair and service industry in the United States and some parts of Canada. This certification test is meant for testing the knowledge and skills related to engine maintenance, electrical systems, transaxle, drive train, heating & air conditioning and many more. Take this test quiz to test your knowledge about the automation industry. So, let's try out the quiz. All the best!

Questions and Answers

1.

Which system does the alternator belong?
- A.
  
  Emissions
- B.
  
  Exhaust
- C.
  
  Charging
- D.
  
  Fuel
2.

The Compressor sends high pressure to which of the following components?
- A.
  
  Evaporator
- B.
  
  Condenser
- C.
  
  Radiator
- D.
  
  Accumulator
3.

All of the following statements about a torque converter are true EXCEPT:
- A.
  
  It is located between the engine and transmission
- B.
  
  It is located between the transmission and driveshaft
- C.
  
  It is filled with automatic transmission fluid
- D.
  
  It usually has no drain plug
4.

Parts Rep A says a replacement battery should have the same or higher CCA rating as the original battery. Parts Rep B says a battery's "group size" depends on the CCA rating of the battery and its post configuration. Who is right?
- A.
  
  Parts Rep A only
- B.
  
  Parts Rep B Only
- C.
  
  Both Parts Rep A and B
- D.
  
  Neither one
5.

The function of the diodes (rectifier assembly) in an alternator is:
- A.
  
  Convert Direct Current (DC) to Alternating Current (AC)
- B.
  
  Convert Alternating Current (AC) to Direct Current (DC)
- C.
  
  Regulate charging voltage
- D.
  
  Regulate electrical system voltage
6.

Using the wrong kind type of transmission fluid:
- A.
  
  May cause shifting problems
- B.
  
  May cause slipping problems
- C.
  
  May damage the transmission
- D.
  
  All of the above
7.

Parts Rep A says the ATF filter should be replaced when the fluid is changed. Parts Rep B says the ATF filter is located inside the transmission pan. Who is right?
- A.
  
  Parts Rep A only
- B.
  
  Parts Rep B only
- C.
  
  Both Parts Reps
- D.
  
  Neither one
8.

A gear reduction starter:
- A.
  
  Uses gears to reduce friction
- B.
  
  Uses gears to deliver more cranking torque
- C.
  
  Uses gears to reduce cranking speed
- D.
  
  Uses gears to increase cranking speed
9.

The magnets in a permanent magnet starter do what?
- A.
  
  Hold the shaft bearings in place
- B.
  
  Replace the brushes
- C.
  
  Replace the armature
- D.
  
  Replace the field coils
10.

If the brake pedal slowly sinks to the floor when stopped at a traffic light, which of the following probably needs to be replaced?
- A.
  
  Calipers
- B.
  
  Master Cylinder
- C.
  
  Wheel Cylinders
- D.
  
  Brake pads
11.

Brake rotors should be replaced
- A.
  
  If cracked
- B.
  
  If worn below minimum specifications or discard specifications
- C.
  
  If they have hard spots
- D.
  
  All of the above
12.

A brake proportioning valve:
- A.
  
  Reduces brake pressure to the rear wheels
- B.
  
  Reduces brake pressure to the front wheels
- C.
  
  Is part of the antilock brake system
- D.
  
  Is used only in light trucks and vans
13.

All of the following statements about radiator caps are true EXCEPT:
- A.
  
  Pressurizing the coolant lowers its freezing temperature
- B.
  
  Caps have different pressure ratings
- C.
  
  Pressurizing the coolant raises its boiling temperature
- D.
  
  A weak or leaky radiator cap may cause an engine to overheat
14.

A thermostat does what?
- A.
  
  Regulates the operating temperature of the engine
- B.
  
  Affects the operation of the computerized engine control system
- C.
  
  Speeds engine warm-up
- D.
  
  All of the above
15.

Parts Rep A says the water pump pulls coolant from the engine and pumps it to the radiator. Parts Rep B says leaks from the vent hole or play in the pump shaft are indications that the water pump needs to be replaced. Who is right?
- A.
  
  Parts Rep A
- B.
  
  Parts Rep B
- C.
  
  Both Parts Reps
- D.
  
  Neither one
16.

"Premix" antifreeze contains what percentage of water?
- A.
  
  25%
- B.
  
  50%
- C.
  
  75%
- D.
  
  No Water
17.

Part Rep A says constant velocity joints are used on front wheel drive cars and some rear wheel and all-wheel-drive cars. Parts Rep B says a worn outer CV joint often makes a clicking or popping noise when turning. Who is right?
- A.
  
  Parts Rep A
- B.
  
  Parts Rep B
- C.
  
  Both Parts Reps
- D.
  
  Neither one
18.

Statement A: A replacement half shaft must have the same length and number of shaft splines as the original. Statement B: Some vehicles like Honda and Chrysler minivans may use any one of several different half shaft assemblies. Which statement is true?
- A.
  
  Statement A only
- B.
  
  Statement B only
- C.
  
  Both Statements
- D.
  
  Neither statement
19.

Choose the best answer. What does the MSDS sheet cover?
- A.
  
  How to use the chemical
- B.
  
  When to use the chemical
- C.
  
  Only covers safety of chemicals used
- D.
  
  None of the above
20.

Which is a type of fittings?
- A.
  
  Compression
- B.
  
  Flare
- C.
  
  Pipe
- D.
  
  All of the Above
21.

Which statement is correct? a. Anaerobic cures without air b. between two pieces of metal
- A.
  
  A only
- B.
  
  B only
- C.
  
  Both A and B are correct
- D.
  
  Neither A or B are correct
22.

A ____ fitting is also known as a grease fitting and is used with the _____ system
23.

When a clutch is disengaged, What part does the release bearing make contact with?
- A.
  
  Fingers on the clutch plate
- B.
  
  Fingers on the pressure plate
- C.
  
  Both are correct
- D.
  
  Neither are correct
24.

What is the best way to identify the axle ratio?
- A.
  
  VIN Code
- B.
  
  Transmission Code
- C.
  
  Tag on the ECM
- D.
  
  Tag on the axle
25.

DOT 5 brake fluid is made of?
- A.
  
  Mineral oil
- B.
  
  Vegetable oil
- C.
  
  Silicon
- D.
  
  None of the above