Engine Management System Quiz 2

What is the primary function of an engine management system (EMS)?

• Fuel efficiency

• Exhaust sound control

• Interior lighting

• Tire pressure monitoring

Which component of the EMS is responsible for regulating the air-fuel mixture?

• Oxygen sensor

• Alternator

• Radiator fan

• Brake caliper

What is the purpose of the Engine Control Unit (ECU) in the EMS?

• Radio signal reception

• Controlling engine functions.

• Adjusting seat position

• Managing suspension systems

Which sensor measures the rotational speed of the engine?

• Crankshaft position sensor

• Ambient temperature sensor

• ABS sensor

• Transmission fluid sensor

In an EMS, what role does the throttle position sensor (TPS) play?

• Measures brake pedal position

• Monitors tire pressure

• Determines throttle plate angle

• Regulates suspension stiffness

What is the primary function of the Mass Air Flow (MAF) sensor in an EMS?

• Measures exhaust temperature

• Monitors oil pressure

• Measures incoming air volume

• Controls door lock mechanisms

Which component of the EMS is responsible for igniting the air-fuel mixture in the combustion chamber?

• Spark plug

• Fuel injector

• Camshaft position sensor

• Transmission control module

What does the Knock Sensor (KS) detect in an engine management system?

• Engine vibrations

• Tire wear

• Brake fluid level

• Windshield wiper speed

What is the purpose of the camshaft position sensor in an EMS?

• Measures engine coolant temperature

• Monitors oil viscosity

• Determines the position of the camshaft

• Controls power windows

Which component regulates the voltage supply to the various sensors and actuators in the EMS?

• Voltage regulator

• Power steering pump

• Fuel pump relay

• Alternator