Quiz Mark 3- Trades & Technology - Automotive

Engine performance can affect torque convertor clutch operation.

Technician A says that a MAF sensor actually measures the density and amount of air flowing into the engine. Technician B says a that hot wire MAF sensor uses the electronics in the sensor itself to heat a wire 70°C above the temperature of the air entering the engine. Which technician is correct?

3

A car is traveling at 85 kilometers per hour. How many kilometers does the car cover in 6 hours?

4

Why should a DSO be used in diagnosing a vehicle's multiplexing bus?

5

What are some of the advantages that can be derived from a 42-volt electrical system?

6

Structures that are appendage to the skin are, hair, sweat glands, oil glands and:

7

Which job would be concerned with working hours and pay?

8

What type of valve core is used in stem-mounted sensors?

9

Gas metal arc welding is commonly referred to as:

10

A five-speed transmission is usually a four-speed plus and overdrive or fifth gear.

11

Where can vehicle lift points be found?

12

On a vehicle with adjustable pedals, both the ________ and the ________ are adjustable

13

Cam bearings should be installed ________

14

Technician A says that the HEV is powered down as soon as the ignition key is turned off. Technician B says that all HEV high voltage cables are orange. Who is correct?

15

Metric bolt grade is indicated by ________

16

Which of the following materials is used for brake lines?

17

Solenoids are considered to be ________.

18

Which of the following are symptoms of a clogged EGR passage?

19

If an insulated wire rubbed through a part of the insulation and the wire conductor touched the steel body of a vehicle, the type of failure would be called ________.

20

The name most often used to describe the universal joints on a conventional rear-wheel drive vehicle drive shaft is ________

21

All of the following statements are true EXCEPT:

22

Which wire on a TP sensor should be back probed to check for a voltage signal to the PCM?

23

The mean effective pressure value within a 235 in^3 engine operating at 4400 RPM is 170 psi. Calculate the indicated torque. Round to the nearest whole unit

24

The air system for a vacuum booster consists of a(n) ____________________ and air filter.

25

As altitude increases above sea level, atmospheric pressure increases proportionally.

26

Technician A says that some fuel systems are under pressure when the engine is not running. Technician B says that the cooling system should only be dismantled after the engine has cooled down. Who is correct?

27

Technician A says that the four strokes of the 4-stroke cycle are intake, compression, power, and exhaust. Technician B says that most engines rotate clockwise as viewed from the rear (flywheel) end of the engine. Which technician is correct?

28

Which of these is the LEAST desired method for re-setting the vehicle PCM?

29

What basic factors affect the required time to recharge the battery pack in a BEV?

30

Which type of oil seal must NOT have oil applied to it for it to work correctly?

31

A ____________________ uses several microphones connected to a set of headphones to isolate noises.

32

If two 4 ohm speakers are connected in parallel, meaning positive (+) to positive (+) and negative (-) to negative (-), the total impedance will be ________

33

Which of the following is correct?

34

Explain what an appearance allowance is, using a specific example.

35

Which of the following are bearing grease additives?

36

Technician A says the hatch on a hatchback model vehicle is attached to the rear of the roof with hinges. Technician B says laminated safety glass is typically used for windshields. Who is correct?

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Quiz Mark 3- Trades & Technology - Automotive

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