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ASE g-1 > Vocab > Flashcards

Vocab Flashcards

1
Q

ABS

A

Antilock brake system
Electronically monitors wheel speed and prevents wheels from locking up by rapidly cycling brakes during hard stopping or slippery surfaces

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2
Q

Actuator

A

Device delivers mechanical action to a vacuum or electrical signal

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3
Q

aeration

A

the process of air mixing with liquid

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4
Q

SRS

A

Safety Restraint System includes air bags and seat belts

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5
Q

Air Gap

A

gap between spark plug electrodes

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6
Q

air-fuel ratio

A

the proportion of air to fuel by weight in fuel mixture drawn into motor

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7
Q

air lock

A

a bubble of air trapped in a fluid circuit that interferes with normal operation

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8
Q

alignment

A

adjustment to bring into line

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9
Q

AWD

A

All Wheel Drive method of providing traction to any wheel on a vehicle, depending on system may be part or full time

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10
Q

ambient temperature

A

temperature of air around an object

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11
Q

ammeter

A

tool to measure electrical current flow in a circuit

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12
Q

amp

A

unit of measument for electrical current

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13
Q

arcing

A

electrical energy jumping across a gap

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14
Q

automatic locking hubs

A

4 wheel drive hubs that can engage and disengage themselves

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15
Q

atomization

A

breaking a fluid down to a fine mist lighter than air

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16
Q

axial

A

being parallel to the axis of rotation

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17
Q

axial load

A

load placed on bearing that is parallel to axis of the rotating axle shaft

18
Q

backfire

A

combustion of gases in intake or exhaust manifold resulting in a loud bang

19
Q

backing plate

A

component which brake shoes and wheel cylinder are attached to

20
Q

backpressure

A

pressure created by restriction in exshaust system

21
Q

ballast resistor

A

resistor in primary ignition system which reduces voltage by 4-5 volts

22
Q

ball bearing

A

an antifriction bearing that uses steel ball held between inner and outer races

23
Q

ball joint

A

suspension component thar provides a pivot point allowing the steering knuckle to move up and down and turn in response to steering input

24
Q

barometric pressure

A

pressure of the atmosphere

25
Q

battery

A

device that produces electricity by electrochemical action

26
Q

battery acid

A

sulfuric acid solution used as the electrolyte in a battery

27
Q

bearing clearance

A

amount of space between shaft and bearing for lubricating oil to enter

28
Q

blowby

A

unburned fuel from combustion that leaks past piston rings and into crankcase as last part of combustion stroke

29
Q

boot

A

rubber cover over cv axles or rack and pinion assembly to contain lubricant and keep dirt out

30
Q

brake bleeding

A

purging air from hydralic brake system

31
Q

brake drum

A

cast iron housing brake shoes press against when braking

32
Q

camber

A

when viewed from the front the distance between the top and bottom of the tires are different

33
Q

castellation

A

slots cut in a bolt head or nut which a cotter pin can be used

34
Q

caster

A

Caster is the angle that identifies the forward or backward slope of a line that is drawn through the upper and lower steering pivot points

35
Q

catalytic convertor

A

emmisons control device that reduce hydocarbons, carbonmonoxide and nitogen oxidies in exshaust gases

36
Q

center link

A

steering linkage that attaches pitman arm to idler arm or tie rod ends together.

37
Q

center support bearing

A

bearing with a rubber insulator that supports the driveshaft

38
Q

check valve

A

a gate or valve that allows one way flow of gas or fluid

39
Q

circuit

A

path which electricity flows before returning to its source

40
Q

circuit breaker

A

heat sensitive spring that breaks contact in an overload condition, automotive circuit breakers reset themselves

41
Q

closed loop

A

electronic feedback system in which sensors provide constant information on the state of the engine

ASE g-1 (1 decks)

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