Technician A uses sandpaper to remove carbon deposits from turbocharger wastegate parts. Technician B scrapes off heavy deposits before attempting to clean the unit. Who is correct?

109) A customer complains that his vehicle will not move when first shifted into gear. Technician A says torque converter drainback could be the cause. Technician B says the vehicle may have to sit with the engine off for several hours before the concern is duplicated. Which technician is correct? O Technician A O Technician B Both technicians A and B O Neither technician A nor B

What component is responsible for circulating coolant through the engine

Technician A says that the PCM illuminates the mil if a defective causes emission levels to exceed 2.5 times the emission standards for that model year vehicle. Technician B says that if a misfire condition threatens engine or catalyst damage, the PCM flashes the mil. Who is correct

Which type of oil filter uses an anti drain back valve to prevent it from emptying of oil when the engine is shut off

The EWB system relies on the vehicle's battery for power but what if the vehicle battery fails ?

The presents  of air in the cooling systems indicates the head gasket is faulty? True or false

Technician A says throttle pressure is controlled directly by the pressure regulator valve. Technician B says one of the primary purposes of the pressure regulator valve is to fill the torque converter with fluid. Who is correct?   a. A only   b. B only   c. Both A and B   d. Neither A nor B

Technician A says that you may be able to smell antifreeze from a leaking heater core. Technician B says that you may be able to hear a loose belt when the engine is running. Who is correct? Select one: a. Technician A only b. Technician B only c. Both A and B d. Neither A nor B

Technician A says the oil pressure will typically below the level is at the add" line on the dipstick. Technician B says that wom engine bearings could cause low oil pressurecorrect ?