WorksheetsBasic Automotive Knowledge Quiz
Total questions: 37
Worksheet time: 19mins
What is the function of the alternator in a vehicle?
Start the engine
Charge the battery and power electrical systems
Control fuel injection
Lubricate engine components
Which engine component is responsible for igniting the air-fuel mixture?
Fuel injector
Carburetor
Spark plug
Alternator
What type of engine is commonly used in most gasoline-powered passenger vehicles?
Diesel engine
Rotary engine
Internal combustion engine
Hybrid engine
What is the purpose of motor oil?
Clean the fuel injectors
Lubricate engine parts and reduce friction
Increase engine power
Provide engine cooling
Which of the following is NOT a major component of an internal combustion engine?
Pistons
Crankshaft
Brake caliper
Camshaft
What does the transmission system do?
Convert engine power into motion
Regulate engine temperature
Store electrical energy
Control fuel injection
What does 'RPM' stand for in automotive terms?
Rotations Per Minute
Revolutions Per Meter
Revolutions Per Mile
Relative Power Management
What does ABS stand for in a vehicle?
Automatic Brake System
Anti-lock Braking System
Advanced Battery System
Air Brake Suspension
The radiator is part of which vehicle system?
Electrical system
Cooling system
Fuel system
Suspension system
What is the main function of the catalytic converter?
Improve fuel economy
Reduce harmful emissions
Enhance acceleration
Increase horsepower
What color usually indicates an engine coolant leak?
Black
Red
Green or orange
Blue
Which tool is commonly used to measure tire pressure?
Micrometer
Hydrometer
Tire pressure gauge
Torque wrench
Which of these fluids is used in power steering systems?
Coolant
Brake fluid
Power steering fluid
Transmission fluid
A serpentine belt is responsible for driving:
The radiator and coolant system
The brake system
The alternator, power steering pump, and AC compressor
The spark plugs
Which component is responsible for synchronizing the movement of engine valves and pistons?
Fuel pump
Clutch
Timing belt
Exhaust manifold
A manual transmission vehicle uses which part to engage and disengage power from the engine?
Torque converter
Flywheel
Clutch
Drive shaft
What is the most common reason for excessive engine overheating?
Faulty brake pads
Low coolant levels
Worn-out spark plugs
Malfunctioning alternator
Which type of drivetrain sends power to all four wheels?
Front-wheel drive (FWD)
Rear-wheel drive (RWD)
All-wheel drive (AWD)
Two-wheel drive (TWD)
What is the recommended way to check engine oil level?
Use a scan tool
Check the dipstick when the engine is hot
Check the dipstick when the engine is cold and on level ground
Open the oil cap and look inside
When jump-starting a car, which cable should be connected first?
Negative (-) to the dead battery
Positive (+) to the dead battery
Negative (-) to the live battery
Positive (+) to the ground
The main function of the braking system is to:
Increase fuel economy
Slow down or stop the vehicle
Improve engine performance
Reduce tire wear
What component applies friction to stop a vehicle in a disc brake system?
Drum brake
Brake pads
Shock absorber
Clutch plate
What part of a vehicle absorbs shocks and provides a smoother ride?
Leaf spring
Brake caliper
Shock absorber
Exhaust pipe
If a vehicle pulls to one side when braking, what is the likely issue?
Low oil pressure
Uneven brake pad wear
Weak battery
Clogged air filter
What is the purpose of brake fluid?
Lubricate engine parts
Transfer force to the braking system
Improve fuel economy
Reduce emissions
What happens when brake pads are excessively worn out?
The car speeds up
The brake rotor can be damaged
The engine may stall
The car won’t start
What part of the wheel is in direct contact with the road?
Axle
Rim
Tire
Hub
Which system connects the wheels to the chassis and helps maintain stability?
Fuel system
Ignition system
Suspension system
Charging system
What is the recommended tire rotation pattern for most vehicles?
Front-to-back
Left-to-right
Diagonal
Random
What is the most common cause of a rough ride?
Overfilled oil
Worn suspension components
Dirty air filter
Low battery voltage
The battery provides electrical power when:
The car is off
The alternator is malfunctioning
The fuel tank is empty
The engine is overheating
What component regulates the fuel-air mixture in modern engines?
Carburetor
Fuel injector
Radiator
Muffler
What is the purpose of the O2 sensor?
Measure air-fuel ratio
Boost horsepower
Detect oil levels
Control coolant temperature
Which component in a hybrid vehicle stores electrical energy?
Transmission
Battery pack
Turbocharger
Starter motor
What safety feature prevents skidding during emergency braking?
Catalytic converter
ABS
Turbocharger
Fuel pump
What does 'MPG' measure?
Engine power
Fuel efficiency
Brake performance
Battery voltage
Which part of the exhaust system reduces noise?
Muffler
Manifold
Exhaust pipe
Turbocharger
