Automotive Basics

Fluid checked with a dipstick in most automatic vehicles

• Engine oil

• Brake fluid

• Transmission fluid

• Coolant

Effect of a dirty air filter on engine performance

• A dirty air filter can improve engine performance and fuel efficiency.

• A dirty air filter has no effect on engine performance.

• A dirty air filter can reduce engine performance and fuel efficiency.

• A dirty air filter can increase fuel consumption but not affect performance.

The correct method to tighten lug nuts.

• In a star pattern

• In a circular pattern

• Tighten them randomly

• Tighten them in pairs

The proper tool to tighten lug nuts to specification.

• Socket wrench

• Torque wrench

• Pliers

• Adjustable spanner

The tool used to measure brake rotor thickness is a:

• Caliper

• Micrometer

• Ruler

• Vernier

The gas pedal controls the throttle.

• Brake

• Throttle

• Clutch

• Steering Wheel

What could happen if the thermostat stuck closed?

• Engine overheating

• Fuel leakage

• Oil contamination

• Battery failure

The purpose of rotating tires.

• To ensure even tire wear

• To improve fuel efficiency

• To enhance grip on wet roads

• To reduce road noise

The part of the cooling system that regulates engine temperature.

• Radiator

• Thermostat

• Water Pump

• Coolant Reservoir

The tool used to measure tire pressure is:

• Tire gauge

• Pressure meter

• Air compressor

• Tire inflator