WCS 2101-1 - Knowledge Assessment

Which of the following below is/are the benefits of common-rail?

• Reduction of overall exhaust emissions

• Reduction of particulate emissions

• Reduction of noise emissions

• Improved fuel consumption

• Higher performance

Which of the following below is not the advantage of common-rail?

• Fuel pressure available on demand

• Higher injection pressures

• Multiple ignitions per cylinder combustion

• Finer atomization of fuel

• Multiple injections per cylinder combustion

Which of the following below is/are the brand for common-rail system high-pressure pump?

• Launch

• Bosch

• Denso

• Delphi

• Autel

What is the type of circuit that the arrow pointed?

• Low pressure circuit

• High pressure circuit

• Fuel return circuit

State the name of the component that shown in the diagram.

What is the name of the crystal material that used in an injector?

State the name of the component that shown in the diagram.

State the name of the component that the arrow pointed.

State the name of the component that shown in the diagram.

State the name of the component that shown in the diagram.