Trades & Technology - Automotive, Quizlet 1

1

Technician A says that a break-out box (BOB) can be used to access the BUS terminals while a scan tool is used to activate the modules. Technician B says that a 38-cavity diagnostic connector is found on many BMW and Mercedes vehicles under the hood. Who is right?

2

What is a sine wave?

3

A leaking head gasket will always show up on a pressure test.

4

In an Accord Hybrid, which of the following systems relies on microphones to function properly?

5

While having a discussion, Technician A says that physical damage to a shock is cause for replacement of that shock only. Technician B says that both shocks on that end of the vehicle should be replaced because shocks are always replaced in pairs. Who is correct?

6

Exhaust hoses should be used because one of the exhaust gases can be deadly in high concentrations. This gas is _________

7

Nail polish are protected from chipping by applying a:

8

When using a scan tool on Toyota hybrids, which of the following will be displayed after the DTCs to help guide the diagnostic procedure?

9

What is the term used to describe mounting a tire with the valve stem lined up with the dot painted on the tire?

10

Which is NOT an acceptable method of disposing used tires?

11

A(n) ____________________ is part of the clutch plate assembly that cushions clutch engagement.

12

Oil passages in an engine block are usually called ________,

13

A high-speed CAN BUS communicates with a scan tool through which terminal (s)?

14

Gasoline direct injection (GDI) is also known as ________

15

What components make up the Toyota/Lexus power-split device?

16

Digital meters functions for automotive testing should include ________

17

Which of these components determines the engine stroke?

18

Can federal inspectors inspect your truck or bus

19

What sensor has the wide range air/fuel ratio sensor (AFS) taken the place of?

20

How much brake fluid is in a typical master cylinder reservoir?

21

The composite vehicle stalls when shifted into a drive range, but restarts immediately. Technician A says the wire to pin 305 of the TCM is shorted to ground. Technician B says an open fuse 42 could be the cause. Who is right?

22

A 12 volt test light is a good tool for testing voltage levels

23

Crowfoot sockets are available in which design?

24

Technician A says that a cracked brake lining is OK as long as the thickness is more than 0.060 inch.. Technician B says that linings worn to 0.050 inch remaining should be replaced. Which technician is correct?

25

The air filter restriction indicator uses what to detect when it signals to replace the filter?

26

Who typically handles all the paperwork required to operate the service facility?

27

Technician A says that a vibration felt at highway speeds with the transmission in neutral, is not likely to be caused by the engine. Technician B says that a vibration felt during acceleration could be due to uneven U-joint angles. Which technician is correct?

28

Gasoline contains hydrogen, carbon, and nitrogen.

29

All of the following are correct statements about braking EXCEPT ________

30

Hydrogen is commonly stored at what pressure?

31

Which of these tools is best to measure valve lift?

32

ASE-Style Multiple Choice The part that is MOST-Likely to be referred to as a firewall or front bulkhead is:

33

A full-floating piston pin is held in place using ________

34

When testing an alternator rotor, if an ohmmeter shows zero ohms with one meter lead attached to the slip rings and the other meter lead touching the rotor shaft, the rotor is ___________

35

The type of brake fluid most often recommended by vehicle manufacturers is ________

36

Technician A says that the wrong spark plugs can cause preignition. Technician B says that preignition can possibly lead to engine damage. Who is correct?

37

Technician A says that most hybrids use the series hybrid design. Technician B says that some hybrids have 42 volt batteries. Which technician is correct?

38

Diesel fuel mixed with ethanol is called ________ in the United States

39

The typical MAF reading on a scan tool with the engine at idle speed and normal operating temperature is ________

40

What is the accuracy of a tire pressure monitor mounted at the valve stem?

41

High resistance in an electrical circuit can cause ________.

42

A pyrometer is an electronic device that measures heat.

43

Technician A says that in a parallel hybrid design, only the electric motor is connected to the transmission. Technician B says that in a parallel hybrid design, the vehicle can be propelled by the electric traction motor, the internal combustion engine, or both. Which technician is correct?