Auto 100

What would be a reasonable cost for a serpentine belt and replacement (parts and labor)?

$150

If you earn $9 an hour and work 30 hours, what would be your gross income in one week?

$270

A 100/300/50 insurance policy indicates that the property damage limit is __________.

$50,000

A new car can easily lose ________ of is value as you drive off the lot.

10-20%

What is the typical voltage of the battery for a modern vehicle with an conventional internal combustion engine?

12 volts

In a conventional internal combustion powered automobile what is the ideal air fuel ration?

14.7:1

At what distance are wear indicator bars set in a tire?

2/32"

What is the gear ratio of a gear set that has 36 teeth on the driven gear and 12 teeth on thedrive gear?

3:1

What is a common water to coolant mixture?

50% water/50% coolant

What would be an example of an SAE rating?

5W-20

Which of the following is a common multigrade engine oil?

5W-30

A realistic interest rate on an automobile loan is _____%.

8

If noise levels exceed ______ decibels (dB), you should wear ear protection

85

E85 vehicles can burn a blended fuel that contains __________________.

85% ethanol and 15% gasoline

If you do not know about a particular business you can check with the _________________.

Better Business Bureau

What color of tailpipe smoke generally indicates oil burning in the engine?

Blue

Technician A says that when cleaning a battery you should wear gloves, a dust mask, and safety goggles. Technician B says to clean battery terminals you can use Coke a Cola. Who is correct?

Both

Tech A states that a vehicles muffler is used to quiet a vehicles exhaust system. Tech B states that the catalytic converter is used to clean the exhaust gasses of emissions. Who is correct?

Both techs are correct

Two technicians are discussing automotive ignition systems. Tech A states that some vehicles use a distributor to send voltage from the ignition coil to the spark plugs. Tech B states that some vehicles mount the ignition coil directly onto the spark plug. Who is correct? Group of answer choices

Both techs are correct

Which of the following is a colorless, odorless, and poisonous gas?

Carbon Monoxide

Which of the following is a type of brake fluid?

DOT 3

What type of fuel injection system uses a high pressure fuel pump to increase the fuel pressure to over come the combustion pressures?

Direct injections

Larger wheels and tires will not effect the stopping distance of a vehicle.

False

TRUE/FALSE: Lifting a vehicle will not require a four wheel alignment to prevent pre mature tire wear.

False

What component in the ignition system steps up the voltage from 12 volts to over 100 volts to ignite the spark plugs

Ignition coil

What does it mean if the check engine light is blinking in the dash while driving?

It is a warning that immediate engine damage is occuring

The VIN for a vehicle is commonly located on the __________.

Left conrner of the dashboard

On many types of engines, what measures the volume (quantity) and mass (density) of the air entering the engine?

Mass airflow sensor

Technicians that become certified in several areas can become a/an ___________ Technician.

Master

ASE technicians are certified by __________.

National Institute for Automotive Service Excellence

This federal agency was created to prevent work related deaths, illnesses, and injuries.

OSHA (Occupational Safety and Health Administration)

What are fine particles, smoke, and soot from diesel vehicles?

Particulate matter

A/an _____________ provides detailed information on the possible hazards of working with a chemical product.

Safety Data Sheet

What can you use to pinpoint an air leak on a tire?

Soapy water

Gasoline engines use _______________ to ignite the air-fuel mixture in the engine.

Spark plugs

Technician A says gasoline prices are set by crude oil prices, supply and demand, refinery production, octane rating, and specific regional formulation. Technician B says that the American Petroleum Institute sets crude oil prices. Who is correct?

Tech A Only

Technician A says that if the serpentine belt breaks, it is OK to drive the vehicle since the belt usually only runs the alternator for recharging the battery. Technician B says that if the serpentine belt breaks, you should consider having the vehicle towed since you may not have coolant circulating in the engine or your power steering may not be working. Who is correct?

Tech B only

Two technicians are discussing ignition systems. Tech A states that a diesel uses glow plugs to ignite the fuel and air mixture. Tech B states that coil on plug is more efficient than a distributor ignition system. Who is correct?

Tech B only

What does the W after a rating in 5W-20 signify?

The oil was tested for winter weather temperatures at 0ºF (-18 ºC)

A _________ is used to keep the cam shaft and the crankshaft in the proper timing. Group of answer choices

Timing belt/timing chain

If an CARB emission sticker is included with a aftermarket part that modifies the emissions system of a vehicle it should be installed next to the emissions VCI sticker under the hood.

True

TRUE/FALSE: Lowering a vehicle will require a four wheel alignment to prevent pre mature tire wear.

True

Vehicles made before 1974 will not require any emissions testing, this means anything on the engine can be modified legally.

True

What is the term used to describe the process when gas escapes past the piston rings and into the crankcase?

blow-by

Two technicians are discussing automotive electrical components. Tech A states that an alternator charges the battery when the engine is running. Tech B states that the starter motor turns the engine over when the engine needs to be started. Who is correct?

both

Tech A states that in a disc brake system the brake caliper clamps the two brake pads against the brake rotor to slow the vehicle. Tech B states that in a drum brake system the wheel cylinder pushes out against the two brake shoes that in turn press against the drum and slow the vehicle. Who is correct?

both techs are correct

Tech A states that most modern vehicles will use variable valve timing to open the intake valve at the same time as the exhaust valve bring inert exhaust gasses into the combustion chamber to lower the combustion chamber temps. Tech B states that some vehicles use the EGR (exhaust gas recirculation) system to bring inert exhaust gasses into the combustion chamber to lower the combustion chamber temps. Who is correct?

both techs are correct

Technician A says that most new vehicles have ABS. Technician B says that ABS minimizes wheel lockup (skidding) by using sensors at each wheel (or in the differential) to monitor wheel speed. Who is correct?

both techs are correct

Routine maintenance expenses include all of the following except:

car payments

What is used to attach the radiator hose to the radiator?

clamp

A ___________, used in conjunction with a pressure plate, is the connection between amanual transmission and engine.

clutch

If you do not have any credit or are under 18, you may need to have someone ________ the loan with you.

co-sign

Electricity is the movement of electrons through a/an _____________.

conductor

Which of the following vehicle systems is NOT a source of emissions?

cooling system

What type of engine oil additive keeps contaminants suspended to help prevent sludge from forming?

dispersants

Objects have the ability to do work when they have _____________.

energy

Automotive shops/labs should have a/an ______________ to flush eyes if necessary.

eyewash station

Which drivetrain type commonly has a 4WD Low Range and 4WD High Range?

four wheel drive

What are used to change speed, torque, and direction of travel?

gears

Which component is like a mini radiator used to heat the passenger cabin?

heater core

What is the simplest, lightest, and most abundant element in the universe?

hydrogen

Modern vehicles use __________ to activate the base brake system when stopping

hydrolic pressure

What happens when pressure is increased in the cooling system by using a radiator cap?

increases the boiling point of the coolant

This type of repair facility is commonly started by a technician that wants to run his or her own business.

independent repair facility

Most 4-cylinder engines are configured in this way.

inline

What should be used to support a vehicle up after it has been lifted with a jack?

jack stands

In the United States, __________ insurance is usually required.

liability

A _____________ can be used to measure voltage, resistance, and amperage.

multimeter

Which of the following fuels has an extensive pipeline system to many homes in the United States?

natural gas

This type of pliers has long pointed jaws.

needle nose

Technician A says that it is OK to bypass a fuse with a jumper wire to fix a constantly blowing fuse. Technician B says that you can replace a blown fuse with a larger amperage rating to fix a constantly blowing fuse. Who is correct?

neither

The key principle in a hydraulic system that is used in a modern vehicles brake system is that fluid is ___________________.

non-compressable

Add engine oil by removing the

oil filler cap

For a fire to exist, it needs __________, heat, and fuel.

oxygen

What type of steering system has a pitman arm?

parallelogram system

Automatic transmission fluid (ATF) is commonly __________ in color.

pinkish red

What is used to reduce the amount of effort needed to turn the steering wheel?

power steering

What fuel has one of the simplest hydrocarbons, making it very clean burning?

propane

Lubrication _____________ friction.

reduces

What is biodiesel?

renewable resource made from animal fats, vegetable oils, or recycled cooking grease

What summarizes the work that was completed on a vehicle?

repair order

The electrical term ohm is the measurement of what?

resistance

In a distributor ignition system, what rotates under the distributor cap to send the high voltage to each spark plug wire? Group of answer choices

rotor

The ___________ is the brake component that is attached to the wheel and is clamped by the brake pads to slow the vehicle.

rotor

Diesel vehicles will NOT use a _________ to ignite the fuel and air mixture but instead use the heat created by the compression of the fuel and air.

spark plugs

What type of pattern should be used when tightening lug nuts?

star

The MSRP is commonly called the _________.

sticker price

What component in the suspension system combines the shock, spring, and upper control arm into one unit?

strut

What senses the temperature of the coolant and allows the fluid to enter or exit the radiator?

thermostat

A __________ is used to let air into the engine on vehicles equipped with fuel injection and can be controlled by a cable or by the PCM (powertrain control module)

throttle body

A/an ____________ wrench is used to tighten a fastener to a specific amount of force.

torque

What is the term used to describe a twisting force

torque

What forces the coolant to flow throughout the engine?

water pump

To prevent a vehicle from moving forward or backward, _________________ can be used.

wheel chocks

What could be the problem if a clicking noise is heard when turning a front-wheel drivevehicle?

worn CV joints