Technician A says power brakes were developed because of increased vehicle weight and increased speed capabilities. Technician B says disc brakes systems all operate with power assist. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
A
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While discussing electronically controlled transmissions, Technician A says as that line pressure is controlled by a pulse width modulated solenoid. Technician B says that the solenoid is controlled by the PCM. Who is correct?
A. Technician A B. Technician B C. Both A and B D. Neither A nor B
The shim used on a drive pinion gear is used to properly position the gear so that it can correctly mesh with the ________
A) Ring gear B) Side gear C) Differential pinion gears D) Both B and C
Which type of port fuel-injection system uses a fuel temperature and/or fuel-pressure sensor?
A) All port fuel-injected engines B) Demand delivery systems C) TBI units only D) Electronic returnless systems
Two technicians are discussing engine vacuum readings. Technician A says that a fluctuating vacuum gauge is a sign of a vacuum leak. Technician B says that a fluctuating vacuum gauge is a sign of possible engine problems. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B