Automotive Technology
7th Edition
ISBN: 9781337794213
Author: ERJAVEC, Jack.
Publisher: Cengage,
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Chapter 48, Problem 1ASRQ
To determine
The technician with the correct approach.
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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?
injector cleaning is being discussed. technician A uses a wire brush to clean the tips of the injectors. technician B soaks the injectors in cleaning solvent. who is correct?
A technician is inspecting a vehicle and finds
the upper radiator hose is collapsed, and the
cooling system pulled into a vacuum when
cold. Technician A states that a leak in the
surge tank could be the cause. Technician B
states that the radiator cap is most likely
defective. Who is correct?
Select one:
a. Technician A only
b. Technician B only
c. Both Technicians A and B
d. Neither Technician A nor B
Chapter 48 Solutions
Automotive Technology
Ch. 48 - What is the difference between a passive and an...Ch. 48 - Prob. 2SACh. 48 - List at least five service precautions that must...Ch. 48 - Describe the two basic types of passenger weight...Ch. 48 - Describe the three types of safing sensors.Ch. 48 - True or False? The powdery substance released from...Ch. 48 - True or False? The air bag diagnostic monitor...Ch. 48 - Prob. 3TFCh. 48 - True or False? When servicing the steering wheel...Ch. 48 - Which of the following statements about the SRS...
Ch. 48 - What type of scat belt operates automatically with...Ch. 48 - Which of the following is false? The air bag...Ch. 48 - Prob. 4MCCh. 48 - Which of the following statements about two-stage...Ch. 48 - Which of the following statements about seat belt...Ch. 48 - Prob. 1ASRQCh. 48 - Technician A says that seat belt webbing should be...Ch. 48 - Technician A says that the module assembly will...Ch. 48 - While testing seat belt retractors: Technician A...Ch. 48 - Technician A checks the clockspring electrical...Ch. 48 - Technician A removes the positive battery cable...Ch. 48 - Technician A says that ignition of the air bag...Ch. 48 - When replacing an air bag module: Technician A...Ch. 48 - While diagnosing a seat belt that will not buckle:...Ch. 48 - While diagnosing the cause of a constant SRS...
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- Technician A removes the positive battery cable before servicing any component in the air bag system. Technician B wears safety glasses and protective gloves when handling inflated air bags. Who is correct? Technician A only Technician B only Both A and B Neither A nor Barrow_forwardWhich of the following statements about two-stage air bags is not true? When low-pressure air bag deployment is desired, only one squib is fired. When the vehicle is in a severe collision and the occupant needs maximum protection, the squib related to the larger container of gas fires. For rapid deployment, both squibs fire at the same time. To phase in full deployment, one squib is fired, then a few milliseconds later the other is.arrow_forwardWhile diagnosing the cause of air bubbles in the coolant recovery tank: Technician A checks for a bad head gasket. Technician B checks the radiator cap. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forward
- Technician A says that if the PCV valve or connecting hoses become clogged, excessive pressure will develop in the crankcase and can cause oil leaks. Technician B says that if the PCV valve or connecting hoses become clogged, oil may be pushed into the air cleaner or cause it to be drawn into the intake manifold. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardTechnician A says that shock absorbers should be inspected for loose mounting bolts and worn mounting bushings. Technician B says that shock absorbers and struts should be inspected for oil leakage. Who is correct? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forwardTechnician A says that the module assembly will disarm the air bag system if certain faults occur. Technician B says the passenger side air bag may be turned off if there is not enough weight on the passenger seat. Who is correct? Technician A only Technician B only Both A and B Neither A nor Barrow_forward
- While discussing an inoperative blend air door: Technician A says that to check the proper functioning of the ductwork, a scan tool may be used to command the door to change position. Technician B says that in some cases you can reach under the dash to reconnect the cable or free a stuck flap. Who is right? a. Technician A only b. Technician B only c. Both A and B d. Neither A nor Barrow_forwardTechnician A says that some antitheft systems sound an alarm if someone enters the vehicle without a key Technician B says that some antitheft devices prevent the engine from starting. Who is correct? Technician A Technician B Both A and B Neither A nor Barrow_forwardTrue or False? The powdery substance released from the air bag when it is deployed is sodium hydroxide, which can cause skin irritation.arrow_forward
- Standard operating procedures for internal combustion engine(mounted on vehicle)arrow_forwardExplain new specification in motorcycle airbag jacketarrow_forward1- Which of the below are made from sterile low-density fibrous textile and are only used to filter the air while breathing? Gas masks Disposable dust masks Respiratory devices Self-Contained breathing apparatusarrow_forward
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