Question # 21

A technician measures injector balance rates on a 6-cylinder common-rail diesel at idle. Cylinder #4 shows a high positive correction while others are near zero. What does this indicate?

Options:

A.

Cylinder #4 injector is over-fueling

B.

Cylinder #4 injector is under-fueling

C.

Cylinder #4 piston rings are worn

D.

Cylinder #4 glow plug is shorted

Viewing question 21 out of 72 questions
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