A common trouble with the fuel pump plunger or fuel valve spindle is _____.

Which of the following problems may occur when using fuel oil with a high sulphur content？

There is a demand in Congress for vehicles with higher fuel economy because ______.A．the c

Failure of fuel injection is usually due to trouble in the _____.A.exhaust valvesB.mechani

The fuel injection system is very important, so any trouble of it will _____ the operation

Failure of fuel injection is usually due to trouble in the （)A.exhaust valvesB.cooling wa

With respect to diesel fuel, the ease with which a cold engine will start is dependent upo