Automotive
Pistons typically use __________________ compression rings and one oil ring
2
A typical gasoline-powered automobile engine, how many pistons strokes make up a complete cycle
4
Air hose
A source of air pressure to the vehicle being repaired
Quick dissconnect
Are used to connect air hoses and air tools to the compressed air system without a wrench
A car with worn out shock absorbers will
Bounce a lot on a rough road
Cold solvent tank
Contains a pump, reservoir, and solvent, and is used to remove grease and oil from parts
In a three speed transmission, the cluster gear is supported by the
Countershaft
Transmission jack
Designed to hold transmission and transaxle during removal or installation
The purpose of a drive shaft is to connect the
Differential to the driveshaft
Air ratchet
Is designed to work in limited spaces
The general procedure to follow when adjusting a band on an automatic transmission is
Loosen, tighten to a specific torque, loosen a specific number of turns and lock.
Impact socket
Must be used with air wrenches
The terminals exposed on the ignition induction cool are
One secondary and two primary
Seat cover
Placed over seats to protect them from dirt, oil and grease that might be on your work clothes
Fender cover
Places over fenders, upper grille, or other body sections to prevent vehicle damage
The order in which the spark plugs in the engine fire is established by the order in which the
Plugs are connected to the distributor cap
Impact wrench
Provides a fast means of installing or removing threaded fasteners
Tracking in terms of front end alignment means
Rear wheels follow the front wheels correctly.
The letters G 78-14
Refers to load, width, and diameter.
A clutch releasing bearing
Rotates whenever the clutch pedal is depressed.
Air compressor
Source of compressed air for the automotive service facility
Jack stand
Supports a vehicle during repairs
What is the right side of an engine?
The side to your right
Drill bit
To drill holes in metal or plastic parts
Die grinder
Used for grinding, sanding, honing, polishing, or machining material
Blowgun
Used to dry or clean parts washed in solvent
Oxyacetylene torch
Used to heat, cut, weld, or braze metal parts
Engine crane
Used to remove or install heavy engine assemblies
Air hammer
Useful during various driving and cutting operations
Creeper
Useful when working under a car supported on jack stands (like a skateboard)
Electric welder
Uses high electric current to create a hot electric spark to melt and fuse metal parts together
Arbor press
Works like a hydraulic press
solenoids
___ use electric current to produce motion
circular mil
a ___ equals the area of a circle that has a 0.001" diameter.
diode
a ___ is an electronic device that allows current flow in only one direction
scan-tool
a ___ is used to measure computer system operating voltages and interpret on-board trouble codes
analog
a ___ multimeter uses a needle or pointer to show electrical readings
free-ranging
a digital meter that automatically selects the appropriate scales is describes as ___.
extremely high current
a hot wire short to ground produces ___
electromagnetic
a photon is a particle of ___ light energy
one trillionth
a picofarad is equal to ___ of a farad
three
a potentiometer is a variable resistor that has ___ electrical connections
Push
a push rod transmits motion from the lifters to the valve rocker arms
transistor
a relay and a ___ perform basically the same task: controlling a large current with a small current.
1000
a resistance value of one kilohm is equal to ___ ohms.
fuseable link
a section of small wire connected to a larger wire to protect a circuit is a ___
wire harness
a set of several wires wrapped in a tape or enclosed in a plastic sheath is referred to as a ___
primary
a small-diameter wire that carries a low dc voltage is called a ___
sine wave
alternating current is represented by a curve known as a(n)
power source
an electric current consists of three basic components: a(n) ___, a load, and a conductor.
step-up
an ignition coil in an automobile is an example of a ___ transformer
Short block
another name used to describe the engine bottom end
asbestos
blowing dust off a brake assembly should not be done because the dust may contain cancer-causing ___
system stabilizer
each of the following is a major part of the anti-lock braking system except
induced
electricity can be ___ in a wire by passing the wire through a magnetic field
voltage
electronic devices operate on low voltage ___
rosin-core
for electrical work, only ___ solder should be used
8
if a circuit has a resistance of 2 ohms and a current of 4 amps, the voltage is ___ V
equal to
if both coiled in a transformer have the same number of windings, the output voltage is equal to the input voltage
one-wire
in a ___ circuit, the vehicles frame or body serves as an electrical conductor
AND
in which type of logic gate must both inputs be "on" to produce an output voltage?
1/16
linings for drum brakes should be replaced if they are worn to a thickness of ___ in. or less.
Lobes
machined on the camshaft are used to open each value as the engine operates
12
most automotive computer systems use a signal amplitude of about ___ volts.
infinite resistance
on an ohmmeter display, the symbol "8" indicates ___
resistance
opposition to current is called ___
Bearings
removable inserts that fit between the crankshaft main journals and the block main bore
Fly Wheel
smooth's the engine operation and is mounted on the rear of the crankshaft
low
soldered connections have (high, low) ___ resistance
neither
technician a says wiring splices are normally designated on automotive wiring diagrams by a dot. technician b says a capital "G" can be used on some schematics to designate ground. who is right?
watts
the ___ is the unit of measurement for electric power (the work done by an electric current.)
Piston
the connecting rod small end is attached to the piston by a wrist pin
reserve distance
the distance from the floor to the pedal with the brake applied is called the ___
Runners
the intake manifold on a fuel-injected engine contains passages called runners to route the fuel mixture to each cylinder
Wrist pin
the piston is mounted to the connecting rod by the Wrist pin
giga
the prefix used to stand for a value of 1,000,000,000
timing light
the quickest method of checking circuit continuity is the ___
ohms
the resistance of a circuit is measured in ___
N
the two basic forms of semiconductor are the P-type and the ___-type
0.001
the unit mil, used to measure wire diameter, is equal to ___"
1981
to comply with the clean air act of 1977, "self-adjusting" engines were introduced in ___.
fuse
to protect an electrical circuit from damage by a short, a device called a ___ is installed
fuse link
to protect wiring before it gets to the fuse box, a(n) ___ installed
Ports
valves close off the intake and exhaust ports for each engine cylinder
reverse bias
when a diode is wired so that it acts as an insulator, it has a ___
open
when a switch is ___, current cannot flow through it
voltmeter
when testing a switch which testing device would you use if the switch is removed or isolated from the circuit
conductor resistance diagram
which o the following is not a type of wiring diagram
0110
which of the binary numbers below is equal to 6 in the decimal system of notation?
water tolerance
which of the following is a desirable characteristic for a brake fluid?
electronic control unit
which of the following is another name for an automotive computer?
closed switch
which of the following is not a possible cause of an open circuit
air in a confined area will not compress
which of the following is not a true statement regarding a hydraulic system?
PRAM
which of the following is not a type of computer memory?
wire length
which of the following is not information conveyed by the wire code identification system?
I=e/r
which of the following is the ohms law formula for finding current?
luminosity timing meter
which of the following tools is used when making electrical tests on a diesel engine?
inductive wire tracer
which testing device uses a signal generator to help locate a short?
RAM
which type of computer memory loses its contents if power is interrupted
A timing belt, gears, or chain drives the engine's camshaft at _______________________ the rotation speed of the crankshaft
½