Fuel and exhaust

What fuel is used in a spark ignition engine?

• Water

• Diesel

• Petrol

• Hydrogen

What is used in a modern engine to introduce fuel into the combustion chamber?

• Lambda sensor

• Fuel injector

• Spark plug

• Thermistor

What is displayed in the picture?

• A back box

• A Catalytic converter.

• Diesel particulate filter

• An air filter

Using knowledge you have gained from previous lessons write a short statement on why why are exhaust gasses such a crucial topic at the moment?

Name the device show in the image.

• Brake tester.

• Exhaust gas analyser

• Air con re-gas station

• Engine diagnostic tool.

What are the 3 pre cat gasses emitted by the engine?

What is the purpose of a vehicle ECU?

• It controls the braking system.

• It helps the driver steer.

• It controls the engine parameters.

• It controls electrical systems like the electric windows.

What component measures exhaust gas emission.

• Mass airflow meter.

• Lambda sensor

• Oxygen sensor

• Catalytic converter

What are the 3 post cat gasses?

What is the name of the component in the picture?

• Exhaust manifold

• Inlet Manifold

• Cylinder head

• Engine block