ASE S1: Body Systems And Special Equipment Test! Book Quiz
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- 1.There is insufficient heat in the bus. Technician A says that air trapped in the cooling system could be the cause. Technician B says that a defective water valve could be the cause. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 2.A smeary film on the windshield may be evidence of:
- A.
An evaporator coil leak
- B.
Water valve leak
- C.
A heater core leak
- D.
A restricted drain hose
- 3.The blower operates only on high speed. Technician A says that a defective high-speed relay could be the cause. Technician B says that a defective blower resistor could be the cause. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 4.The emergency door alarm sounds constantlywhen the ignition switch is in the ON position. Thedoor has been checked and it is closed tightly. Whatcould be the cause?
- A.
A defective door alarm
- B.
A short to ground at the switch
- C.
An open at the door switch
- D.
An open at the fuse panel
- 5.The driver’s seat belt alarm and light operates constantlyeven when the seat belt is properly buckled.What could be the cause?
- A.
Stuck closed seat belt switch
- B.
Open at the seat belt alarm
- C.
Short at the seat belt light
- D.
Open at the fuse panel
- 6.Technician A says on an electronically-controlledstop arm, a return spring is used to bring the arm tothe closed position. Technician B says electronic stoparms are controlled using micro switches. Who isright?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 7.All of the following applies to a school bus fire extinguisherEXCEPT:
- A.
Must meet DOT requirements
- B.
Must be mounted in the driver’s area
- C.
Must be inspected monthly
- D.
Must be replaced every 6 months
- 8.Cooling system pressure is maintained by the:
- A.
Fan clutch
- B.
Water pump
- C.
Thermostat
- D.
Radiator cap
- 9.Technician A says each triangle reflector must be acollapsible equilateral triangle. Technician B says thefront and back of the exposed leg surfaces must becovered with red reflective material. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 10.Technician A says hydraulic wheelchair lifts maynot operate well in extremely cold weather. TechnicianB says hydraulic wheelchair lifts are usually lighterthan electronic lifts. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 11.For proper cooling system protection, recommendedantifreeze concentration should not exceed:
- A.
35 percent
- B.
45 percent
- C.
50 percent
- D.
65 percent
- 12.An air operated school bus arm will not close.Technician A says the problem could be that the solenoidvalve is not dumping air. Technician B says theproblem could be a leaking air line. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 13.Low heater output can be caused by all of the followingEXCEPT:
- A.
Low engine coolant
- B.
Stuck open thermostat
- C.
Restricted water valve
- D.
Disengaged clutch-type radiator fan
- 14.Technician A says school bus emergency exitscan be identified with non-reflective tape. TechnicianB says the total area of the emergency exits of eachschool bus is generally based on the designated seatingcapacity. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 15.Technician A says ethylene glycol is the mostcommon chemical base for antifreeze. Technician Bsays propylene glycol is safer for the environment. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 16.Technician A says resistors are used to reduceblower motor speed. Technician B says temperatureis controlled by increasing or decreasing the flowof coolant passing through the heater core. Who isright?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 17.Technician A says seat belts are not required forpassengers in school buses with a Gross VehicleWeight Rating (GVWR) of 10,000 lbs. or more. TechnicianB says seat belts are not required for schoolbus drivers in buses under 10,000 lbs. GVWR. Who isright?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 18.A wheelchair lift has a drifting/leakdown problem.All of the following could be the cause EXCEPT:
- A.
An open manual valve
- B.
A leaking seal
- C.
Internally leaking pump
- D.
Low fluid level
- 19.A Type-D (greater then 10,000 pounds) school buscomes into the shop for inspection. It is noted thatthere are no seat belts on the passenger seats. TechnicianA says seat belts are required for this particularsize school bus. Technician B says that the bus canbe run with a special waiver as long as the seat beltsare on order. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 20.Coolant continually comes out of the radiatoroverflow and there are bubbles in the radiator. Themost likely cause of this problem is:
- A.
Too much coolant in the cooling system
- B.
A clogged radiator
- C.
A stuck-open thermostat
- D.
Compression leakage into the cooling system
- 21.Technician A says a first aid kit should bemounted in the driver’s area. Technician B says anytype of commercially-available kit can be used. Whois right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 22.Technician A says that a crack in the frame rail orcrossmember is cause for the bus to be taken out ofservice. Technician B says that loose or missing bodyfasteners can be replaced at the vehicle’s next serviceinterval. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 23.The primary purpose of radiator shutters is to:
- A.
Control air flow across the radiator
- B.
Keep leaves out of the radiator fins
- C.
Add to vehicle aerodynamics
- D.
None of the above
- 24.An electric fan fails to engage. Technician A saysthat the problem could be a defective coolant temperatureswitch. Technician B says the thermostat maybe stuck open. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
- 25.A bus heater is not producing enough heat. Afterchecking the hoses running from the heater core andfinding them both to be hot, Technician A says theproblem could be a clogged heater core. TechnicianB says a misadjusted temperature control cable couldbe the problem. Who is right?
- A.
Technician A only
- B.
Technician B only
- C.
Both A and B
- D.
Neither A or B
Questions: 15 | Attempts: 198551 | Last updated: Mar 22, 2022
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