Most weed spraying operations done with a ground sprayer use pressures in the range of
a. 20-40 p.s.i.
b. 80-150 p.s.i.
c. 100-200 p.s.i.
d. 400-600 p.s.i.
A
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a.rubber b.plastic c.wood d.aluminum
Which of the following is NOT a function of a truck air-conditioning system?
A. removes moisture from cab air B. removes pollen and particulate from cab air C. cools cab air D. conditions underhood ram air
OBD-II regulations require that the EGR system be tested. Technician A says that the PCM can monitor the commanded position of the EGR valve to determine if it is functioning correctly. Technician B says that the PCM can open the EGR valve and monitor for a change in the MAP sensor reading to detect if the system is functioning correctly. Which technician is correct?
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