The Injectors Are Being Serviced on a Bosch Fuel Injection

question 8

Multiple Choice

The injectors are being serviced on a Bosch fuel injection system. Technician A says the seals often leak and should be inspected carefully any time the injectors are removed. Technician B says petroleum jelly is generally regarded as the best O-ring installation lubricant. Who is correct?

• A) Technician A only
• B) Technician B only
• C) Both A and B
• D) Neither A nor B

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Definitions:

Action Potential

A rapid, temporary change in a cell's electrical charge that facilitates the transmission of signals in neurons.

Serotonin

A neurotransmitter involved in many functions including mood regulation, digestion, and sleep.

Regulation Of Mood

Processes and activities that help in controlling or balancing emotional states or moods.

Depolarization

A process in neuroscience where the resting potential of a cell membrane becomes less negative, making the cell more likely to fire an action potential.