Maintenance and Troubleshooting in Automobile MCQ Questions & Answers | Automobile Engineering

A. It is normal for knocking to occur when the accelerator pedal is depressed and the vehicle accelerates

B. Knocking and pinging occur as a result of variations in fuel quality and do not constitute an engine abnormality

C. Poor fuel quality leads to failure of the engine to stop immediately when the key is moved to the OFF position, consequently, no maintenance need to be carried out in such a case

D. The engine's idling speed will increase by a light degree immediately after a cold engine has been started, it will drop as the engine warms up, and it will eventually reach the standard level

A. Welded

B. Heated

C. Straightened

D. Discarded

A. More

B. Less

C. Same

D. None

A. a-4, b-5, c-1, d-2

B. a-5, b-4, c-2, d-1

C. a-3, b-4, c-2, d-1

D. a-4, b-2, c-1, d-3

A. When shifting gears

B. During acceleration

C. At high speed

D. At low speed

A. Ensure that fuel injection starts at the correct number of degrees after TDC

B. Ensure that each element commences delivery at the correct angular interval

C. Ensure that the engine cannot run backwards

D. Ensure that the lift pump is working

A. Abrasive wear

B. Momentary welds at TDC

C. Momentary welds at BDC

D. Excessive oil in the combustion chamber

A. Fuel line or pump

B. Fuel pump or tank

C. Carburettor and tank

D. Tank or gauge pipe

A. Frame misaligned

B. Loose rear springs

C. Unequal load in car

D. Brake grabs

A. Routine

B. Preventive

C. Special

D. Corrective