Trades & Technology - Automotive Pre Quiz 1

Technician A uses a scan tool to clear stored DTCs. Technician B says that clearing DTCs will also clear all of the noncontinuous OBD-II monitors. Which technician is correct?

11

During a traction control event, which of the following strategies is usually applied first?

12

Technician A says that a completely assembled electric motor is not likely to produce injury by electrical shock. Technician B says that turning off the ignition on an HEV causes the system main relay to disable the high voltage system. Which technician is correct?

13

To measure current flow in a circuit, the meter must be placed in ____________________ into the circuit.

14

The automotive engine uses about ________ gallons of air for every gallon of gasoline burned at an air-fuel ratio of 14.7 to 1

15

If a tune-up is required for a modern diesel engine, the HDET would most likely:

16

Technician A says OSHA is responsible for protecting the worker in the workplace. Technician B says the EPA and OSHA’s jurisdictions frequently overlap each other. Who is correct?

17

What operating mode is selected to drive a Prius solely on battery power?

18

What is used to ignite the air-fuel mixture in the cylinder of a gasoline engine?

19

R-1234yf is a preferred refrigerant over R-134a because:

20

Technician A says the dog clutch is used on the nine- speed automatic from ZF. Technician B says the dog clutch is used to lock two components together through the use of a multiple-disc clutch.Who is correct?

21

What is the purpose of the labyrinth seal (drum groove) used on a drum brake?

22

Deglazing is done correctly if the cross hatch angle is _____________degrees.

23

The thrust line is an imaginary line positioned at a 90 degree angle to the rear wheel centerline and projected forward.

24

What is the specific gravity of a fully charged battery at 80ºF (26.7ºC)?

25

A _______ DTC is a code representing a fault that has occurred but not enough times to illuminate the MIL.

26

What is the procedure to follow when checking the 5-volt reference and TP sensor ground?

27

The MOST-LIKELY way to be burned in an automotive shop is:

28

A locked wheel ________ to the road surface than a rolling wheel

29

Internal leaks are diagnosed using the compression tester.

30

While having a discussion, Technician A says that there is a short shaft at the outside end of a drive axle called a stub shaft. Technician B says that is called a stub axle. Who is correct?

31

If sludge forms in a late-model engine, what additive is probably depleted?

32

Which is the correct voltage division setting for testing a throttle position sensor?

33

What is the advantage of a translucent master cylinder reservoir?

34

A vehicle will pull to the side with the least positive caster

35

The ___________________________________ is used to find out how and when the vehicle was manufactured.

36

What is the most common cause of memory steer?

37

A(n) ____________________ is a hole that regulates and controls fluid pressure.

38

A pure ____ engine is an emission-free piston engine that uses compressed air as its fuel.

39

List four defect conditions that can be cured by detailing.

40

Which of the following actions will deactivate cruise control operation?

41

In ____, power flows through the locked planetary gearset to the mainshaft and to the rear differential.

42

What pressures may be found in the fuel delivery system with the engine running?

43

Battery hold-down clamps or brackets help reduce ________, which can greatly reduce the capacity and life of any battery

44

The management system that expects employees to be involved in the decision making process is ______

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Trades & Technology - Automotive Pre Quiz 1

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