Unit C-1: Preventive Maintenance

The “Preventive Maintenance” section of the Manitoba School Bus Knowledge Test emphasizes the importance of regular inspections and maintenance to ensure the safety and reliability of school buses.

Manitoba School Bus Test - Unit C-1: Preventive Maintenance

1 / 30

What might rust streaks or shiny/blackened areas around wheel lugs indicate?

Brake failure

Tire under-inflation

Suspension misalignment

Lug nut looseness

2 / 30

When should the driver check seat condition for damage or vandalism?

Only if a student reports damage

Only during annual inspections

Each time the bus is unloaded

Only at the end of the school year

3 / 30

What is the main safety reason for the driver to always wear the seat belt?

To keep the warning buzzer from sounding

To save fuel

To prevent being thrown from the seat and maintain control of the vehicle in a skid or swerve

To comply with student expectations

4 / 30

How often should tire pressure be checked with a gauge?

Weekly

Daily

Monthly

Every two weeks

5 / 30

When must defects that interfere with safe operation be repaired?

At the end of the school year

Only if the driver insists

Only during scheduled annual inspections

Before the vehicle is used to transport students

6 / 30

What is the correct practice regarding the driver’s lap and shoulder belt?

It is used only in emergency situations

It is optional on dry roads

It must be worn at all times while driving

It is required only when students are on board

7 / 30

What should the outside rear-view mirrors provide?

A view only of the service door side

A view only of the rear wheels

A view primarily of the sky and roofline

A view beyond the right and left rear of the bus

8 / 30

As of 2008, what piece of equipment must be within reach of the driver when seated and secured?

A fire hose

A portable radio

A spare tire

A seat belt cutter

9 / 30

Why must all windows and mirrors be kept clean?

To improve fuel economy

To make the bus look newer

To reduce interior noise

To provide maximum visibility

10 / 30

How can you quickly check for under-inflation during the walk-around?

By pouring water over the tire

By spinning the wheel by hand

By measuring tread depth only

By bumping the tire with a hammer or tool provided

11 / 30

What is the primary purpose of the school bus inspection log book?

To monitor fuel consumption

To record bus routes and times

To track student attendance on the bus

To ensure communication of inspections, defects, and repairs between the driver and service technician

12 / 30

What is the purpose of properly adjusted interior rear-view mirrors?

To provide a good view of passengers and the area directly behind the driver

To show only the rear emergency exit door

To monitor traffic two lanes over

To eliminate blind spots on the sides of the bus

13 / 30

How should the driver’s seat height be adjusted?

To ensure your knees are locked straight

To keep your feet flat on the floor at all times

To allow easy reach of the accelerator and brake pedal

To align your eyes with the top of the windshield

14 / 30

School buses manufactured after March 1998 are equipped with which mirror systems?

System “A” and System “B” mirrors

System “C” mirrors only

Roof-mounted mirror systems

Rear-only mirror systems

15 / 30

Where should you begin the outside-the-bus (walk-around) inspection?

At the left front corner of the bus

At the right front corner of the bus

At the rear of the bus

At the driver’s door

16 / 30

When should the engine oil level be checked for a school bus?

Only once a week, regardless of vehicle position

Only when the oil warning light comes on

Daily, with the vehicle parked level and engine cool

Only during scheduled mechanic inspections

17 / 30

Which daily task is required to maintain bus cleanliness and student health?

Clean the bus only after field trips

Clean the inside of the bus every day

Clean the bus once a week

Clean the bus only when it looks dirty

18 / 30

What should you carry with you during the walk-around inspection to help with visibility-related checks?

A broom

A cloth

A screwdriver

A flashlight

19 / 30

Why must school bus drivers learn the “safe” cold oil level for their bus?

To allow operation with a lower-than-normal oil level

To prevent over-filling the engine crankcase

To avoid having to check the oil when the engine is warm

So they can skip checking oil after shutdown

20 / 30

Why is it especially important to sweep the bus immediately after the route in winter months?

To keep the driver warm

To remove melted snow and moisture

To improve fuel efficiency

To prevent the doors from freezing shut

21 / 30

Who is responsible for ensuring every school bus has an inspection log book and that it is completed?

The students’ parents

Every school division

The individual driver alone

The local police department

22 / 30

What is a key safety rule when checking coolant in the radiator?

Check coolant level while the engine is at full operating temperature

Only check or add coolant when the engine is cool

Loosen the cap slightly while the engine is hot to release pressure

Always remove the radiator cap immediately after shutdown

23 / 30

Who is in the best position to evaluate the condition of a school bus and report defects?

The parents of students

The school principal

The driver of the school bus

The mechanic only

24 / 30

Where should the engine oil level be maintained on the dipstick?

Within the crosshatch marks or between “Add” and “Full”

Anywhere on the dipstick as long as oil is visible

Above the “Full” mark to ensure enough oil

Only at the very top of the dipstick

25 / 30

How do engine manufacturers recommend getting the most accurate oil level reading?

Check at operating temperature after a 15-minute shutdown

Check only when the engine is completely cold

Check while the engine is idling

Check immediately after shutting off the hot engine

26 / 30

From a safety standpoint, why should the outside of the bus (including decals) be kept clean?

A clean yellow bus is more visible to other motorists

It keeps the engine cooler

It lowers maintenance costs

It reduces tire wear

27 / 30

What should a driver report when describing a defect?

Only what they hear

Only what they smell

What they see, hear, smell, and feel

Only what they see

28 / 30

When positioning yourself in the driver’s seat, what is the primary goal?

To sit low to avoid glare

To sit as high as possible above the steering wheel

To be as far away from the windshield as possible

To reach and operate all controls comfortably and see all areas around the bus

29 / 30

What should the fender-mounted crossover (convex) mirrors allow you to see?

The area in front of the bus immediately ahead of the bumper, both sides of the front wheels, and the service door area

Only the rear wheels and bumper

Only the roof of the bus

Only the oncoming traffic lane

30 / 30

What should you check the windshield and side windows for in the driver’s compartment?

Cracks only

The presence of stickers

Tint color and decorations

Obstructions and cleanliness

Your score is

Drivers are expected to understand and perform daily pre-trip checks, including inspection of brakes, tires, lights, and emergency equipment. The section highlights how identifying and addressing potential mechanical issues before they develop into serious problems can reduce the risk of breakdowns and accidents. Knowledge of proper maintenance schedules, report procedures, and the ability to recognize warning signs are crucial for all school bus operators, ensuring both student safety and vehicle longevity on Manitoba roads.