The toxic substances produced by an engine are reduced by the vehicle’s ______________________________ control system.
emission
Fluid capacity is the ______________________________ amount of fluid a reservoir or assembly will hold.
maximum
It is almost impossible to service anything on a car today without handling some type of electrical or electronic component.
True
Most batteries today do not require periodic refilling with electrolyte.
True
The engine’s ______________________________ changes up-and-down motion into rotary motion.
crankshaft
______________________________ filters are air filters that clean the air flowing into the passenger compartment.
Cabin
______________________________ construction uses sheet metal body panels that are welded together to form the vehicle’s body and frame.
Unibody
A filter wrench should be used to “snug up” the filter after an oil change.
False
If it is dirty, the air ______________________________ is often replaced.
filter
In a parallel circuit, total current is the sum of all branch currents.
True
A bleeder screw allows ______________________________ to be removed from the hydraulic braking system.
air
A(n) ______________________________ is often built into the cap of the power steering pump.
dipstick
In a hybrid vehicle, regenerative braking converts ______________________________ energy into large amounts of stored electrical energy.
kinetic
Which of the following is the Ohm’s Law formula for finding current?
I = E /R
R = E /I2
I2 = E /R
E = I ´ R
An electric circuit consists of three basic components: a(n) ______________________________, a load, and a conductor.
power supply
A(n) ______________________________ produces an electrical signal to inform the computer of a change in a condition.
sensor
Most automotive electrical problems are caused by a change in circuit resistance.
True
The engines that are used in most automobiles are ____ engines.
multi-cylinder
All of the above.
four-stroke cycle
piston
The following tool is a(n) ____ wrench.
oil filter
fuel filter
timing adjustment
battery terminal
A longitudinally split brake system uses one master cylinder to operate the brakes on the left side of the vehicle and the other cylinder to operate brakes on the right.
False
Vehicle door locks should be oiled periodically for smooth operation.
False
An ignition system produces a high output ______________________________ to fire the engine’s spark plugs.
voltage
The brake booster in a power braking system is usually located between the master cylinder and the wheel cylinders.
False
When changing engine oil, Technician A says the engine oil should be warm. Technician B says the oil should be cool. Who is right?
Both A and B.
Neither A nor B.
B only.
A only.
A transaxle is most commonly used with ______________________________-wheel-drive vehicles.
front
Vehicle wheelbase and vehicle length are different terms for the same measurement.
False
An ammeter is a device for directly measuring the resistance of a circuit.
False
Which of the following statements about a series circuit is true?
It offers several paths for current flow.
It has only one path for current flow.
It can have only one load connected at a time.
It will keep conducting even if interrupted.
Which of the following is a desirable characteristic for a brake fluid?
None of the above.
Water tolerance.
High freezing point.
High volatility.
Brake lines are usually made of double-wall steel tubing.
True
The brake system uses friction to stop the vehicle.
True
Unlike charges attract each other, and like charges repel each other.
True
A transmission and differential are combined in the ______________________________ used by front-wheel-drive vehicles.
transaxle
When checking hose conditions, which would indicate the need for replacement?
Hardening.
Softening.
All of the above.
Cracks or abrasions.
In a home wiring circuit, alternating current changes direction ____ times each second.
120
240
30
60
All of the following are part of a hybrid vehicle drive train except ____.
HV power control module
motor-generator
HV cables
torque converter
Dual master cylinders are being replaced on newer cars by more efficient single cylinder units.
False
When checking radiator coolant levels by removing the radiator cap, the coolant level should be ____ with the top of the filler neck.
3/4 inch below
3/4 inch below
even
1 inch below
Electricity can be ______________________________ in a wire by passing the wire through a magnetic field.
induced
Automatic transmission fluid should be changed if it smells burned.
True