Senior Territory Service Manager Interview Questions and Answers

Blue smoke in a diesel engine indicates burning oil, which can be caused by worn piston rings, valve seals, or a faulty turbocharger.

• Blue smoke is a sign of oil burning in the combustion chamber

• Possible causes include worn piston rings, valve seals, or a faulty turbocharger

• Excessive blue smoke can indicate a more serious issue that requires immediate attention

Fuel ration in a Diesel engine refers to the ratio of fuel to air in the combustion chamber for optimal performance.

• Fuel ration is crucial for efficient combustion in Diesel engines

• The ideal fuel ration for Diesel engines is typically around 14:1

• Adjusting the fuel ration can impact engine performance and emissions

• Fuel ration is controlled by the fuel injection system in Diesel engines

I am aware of different types of smoke such as white smoke, black smoke, and blue smoke.

• White smoke is usually caused by water or coolant entering the combustion chamber.

• Black smoke is typically a sign of too much fuel being burned.

• Blue smoke indicates oil is being burned in the engine.

• Different types of smoke can help diagnose engine issues.