Group 3 · A, B, C

Malfunctions and conditions prohibiting the operation of vehicles

Group 3: all 59 official driving theory exam questions with verified answers and legal references.

№ 1abc-3-1

A vehicle may not be operated if:

  • 1.The remaining tread depth of the tires of a passenger car is 1.8 mm.
  • 2.The hydraulic brake system is not leak-tight.
  • 3.In both cases.
№ 2abc-3-2

A vehicle may not be operated if:

  • 1.The remaining tread depth of the tires of a truck is 1.6 mm.
  • 2.The pressure gauge of the pneumatic brake system does not operate.
  • 3.In both cases.
№ 3abc-3-3

A vehicle may not be operated if:

  • 1.There is movement in steering parts or assemblies that is not provided for by the design, or threaded connections are not tightened.
  • 2.A fire extinguisher is missing from a truck.
  • 3.In both cases.
№ 4abc-3-4

A vehicle may not be operated if:

  • 1.The exterior lighting devices do not operate in the prescribed mode.
  • 2.The remaining tread depth of the tires of a motorcycle is 0.6 mm.
  • 3.In both cases.
№ 5abc-3-5

A vehicle may not be operated if:

  • 1.The rear fog lights are connected to the vehicle’s brake lights.
  • 2.The engine coolant temperature gauge does not operate.
  • 3.In both cases.
№ 6abc-3-6

A vehicle may not be operated if:

  • 1.The engine operates intermittently.
  • 2.The tires have localized damage exposing the tire cord.
  • 3.The interior lighting devices of a passenger car do not operate.
  • 4.In all of the listed cases.
№ 7abc-3-7

A vehicle may not be operated if:

  • 1.A motorcycle without a sidecar does not have an emergency warning triangle.
  • 2.The tires do not correspond to the vehicle model in size or permitted load capacity.
  • 3.In both cases.
№ 8abc-3-8

A vehicle may not be operated if:

  • 1.Even one wheel-fastening bolt is missing.
  • 2.Tires with different tread patterns are installed on the same axle.
  • 3.In both cases.
№ 9abc-3-9

A vehicle may not be operated if:

  • 1.The head restraints provided by the vehicle’s design are missing.
  • 2.New and retreaded tires are installed on the same axle.
  • 3.In both cases.
№ 10abc-3-10

A vehicle may not be operated if:

  • 1.The content of harmful substances in the exhaust gases exceeds the limits established by the legislation of the Republic of Armenia.
  • 2.The footrests provided by the motorcycle’s design are missing.
  • 3.In both cases.
№ 11abc-3-11

A vehicle may not be operated if:

  • 1.The engine crankcase ventilation system is not leak-tight.
  • 2.The engine fuel system is not leak-tight.
  • 3.In both cases.
№ 12abc-3-12

A vehicle may not be operated if:

  • 1.The engine crankcase ventilation system is not leak-tight.
  • 2.Winter and non-winter tires are installed on the same axle.
  • 3.In both cases.
№ 13abc-3-13

A vehicle may not be operated if:

  • 1.The windshield washers provided by the vehicle’s design do not operate.
  • 2.The engine’s external noise level exceeds the limits established by the standard.
  • 3.In both cases.
№ 14abc-3-14

A vehicle may not be operated if:

  • 1.The engine operates intermittently.
  • 2.The rear fog lights are not connected to the brake lights.
  • 3.The windshield washers provided by the vehicle’s design do not operate.
  • 4.In all of the listed cases.
№ 15abc-3-15

A vehicle may not be operated if:

  • 1.Items or objects that may cause injury to road users are installed on the vehicle.
  • 2.The horn does not operate.
  • 3.In both cases.
№ 16abc-3-16

A vehicle may not be operated if:

  • 1.There is excessive play in the connections between the motorcycle frame and the sidecar frame.
  • 2.Yellow-light fog lamps are installed at the front.
  • 3.In both cases.
№ 17abc-3-17

A vehicle may not be operated if:

  • 1.A first-aid kit is missing from a truck.
  • 2.White reflectors are installed at the front.
  • 3.In both cases.
№ 18abc-3-18

A vehicle may not be operated if:

  • 1.A first-aid kit is missing from a motorcycle with a sidecar.
  • 2.The trailer support-coupling device is defective.
  • 3.In both cases.
№ 19abc-3-19

A vehicle may not be operated if:

  • 1.The seat belts provided by the vehicle’s design do not operate.
  • 2.Items or objects that restrict the driver’s field of vision are installed within the driver’s field of view.
  • 3.In both cases.
№ 20abc-3-20

A vehicle may not be operated if:

  • 1.Changes or modifications have been made to the vehicle’s design without permission from the vehicle registration authority.
  • 2.Yellow-light turn signals are installed at the front.
  • 3.In both cases.
№ 21abc-3-21

A vehicle may not be operated if:

  • 1.A motor vehicle used for practical driving instruction does not have the required identification sign.
  • 2.The fuel gauge does not operate.
  • 3.In both cases.
№ 22abc-3-22

A motorcycle may not be operated if:

  • 1.The safety bars provided by its design are missing.
  • 2.The minimum remaining tire tread depth is 1.6 mm.
  • 3.In both cases.
№ 23abc-3-23

A vehicle may not be operated if:

  • 1.Yellow-light turn signals are installed at the front.
  • 2.Even one wheel-fastening bolt is missing.
  • 3.In both cases.
№ 24abc-3-24

A vehicle may not be operated if:

  • 1.Amber-light turn signals are installed at the front.
  • 2.The trailer towing device is defective.
  • 3.In both cases.
№ 25abc-3-25

A vehicle may not be operated if:

  • 1.White reflectors are installed at the front.
  • 2.The trailer towing device is defective.
  • 3.In both cases.
№ 26abc-3-26

A vehicle may not be operated if:

  • 1.The seat belts provided by the vehicle’s design are missing.
  • 2.White-light backup lamps are installed at the rear.
  • 3.In both cases.
№ 27abc-3-27

A motorcycle with a sidecar may not be operated if:

  • 1.The transverse passenger handhold on the seat, as provided by the design, is missing.
  • 2.The remaining tire tread depth is 0.6 mm.
  • 3.A first-aid kit is missing.
  • 4.In all of the listed cases.
№ 28abc-3-28

A vehicle may not be operated if:

  • 1.The interior lighting devices of a passenger car do not operate.
  • 2.The head restraints provided by the vehicle’s design are missing.
  • 3.In both cases.
№ 29abc-3-29

A vehicle may not be operated if:

  • 1.Red reflectors are installed at the rear.
  • 2.The speedometer provided by the vehicle’s design does not operate.
  • 3.In both cases.
№ 30abc-3-30

A vehicle may not be operated if:

  • 1.The total play in the steering system of a passenger car exceeds 10 degrees.
  • 2.The mud flaps and splash guards provided by the vehicle design are missing.
  • 3.In both cases.
№ 31abc-3-31

A vehicle may not be operated if:

  • 1.A first-aid kit is missing from a passenger car.
  • 2.Red-light backup lamps are installed at the rear.
  • 3.In both cases.
№ 32abc-3-32

A vehicle may not be operated if:

  • 1.The remaining tread depth of the tires on a passenger-car trailer is less than 1.6 mm.
  • 2.Amber-light turn signals are installed at the rear.
  • 3.In both cases.
№ 33abc-3-33

A vehicle may not be operated if:

  • 1.The hydraulic brake system is not leak-tight.
  • 2.White-light turn signals are installed at the rear.
  • 3.In both cases.
№ 34abc-3-34

A vehicle may not be operated if:

  • 1.Tires of different constructions are installed on the same axle.
  • 2.The engine fuel system is not leak-tight.
  • 3.In both cases.
№ 35abc-3-35

A vehicle may not be operated if:

  • 1.The horn does not operate.
  • 2.The cooling system does not maintain a stable operating temperature for the engine.
  • 3.In both cases.
№ 36abc-3-36

A vehicle may not be operated if:

  • 1.There is movement in steering parts or assemblies that is not provided for by the design.
  • 2.White-light turn signals are installed at the front.
  • 3.In both cases.
№ 37abc-3-37

A vehicle may not be operated if:

  • 1.The engine operates intermittently.
  • 2.The tires have localized damage exposing the tire cord.
  • 3.In both cases.
№ 38abc-3-38

A passenger-car may not be operated if:

  • 1.A first-aid kit is missing.
  • 2.The remaining tire tread depth is 2.2 mm.
  • 3.In both cases.
№ 39abc-3-39

A vehicle may not be operated if:

  • 1.For a bus built on a passenger-car chassis, the total play in the steering system exceeds 10 degrees.
  • 2.The mudguards and splash guards provided by the vehicle’s design are missing.
  • 3.In both cases.
№ 40abc-3-40

A vehicle may not be operated if:

  • 1.The cargo-bed door latch provided by the vehicle’s design does not operate.
  • 2.The cab door latch provided by the vehicle’s design does not operate.
  • 3.In both cases.
№ 41abc-3-41

A vehicle may not be operated if:

  • 1.Red-light turn signals are installed at the rear.
  • 2.The rear protective device provided by the vehicle’s design is missing.
  • 3.In both cases.
№ 42abc-3-42

A vehicle may not be operated if:

  • 1.The power steering system provided by the vehicle’s design is defective or missing.
  • 2.The horn does not operate.
  • 3.In both cases.
№ 43abc-3-43

A vehicle may not be operated if:

  • 1.The parking brake system does not hold the vehicle stationary on the gradient specified by the standard.
  • 2.The leak-tightness of the transmission seals is compromised.
  • 3.In both cases.
№ 44abc-3-44

A vehicle may not be operated if:

  • 1.The spare-wheel holder does not operate.
  • 2.The leak-tightness of the rear-axle seals is compromised.
  • 3.In both cases.
№ 45abc-3-45

A vehicle may not be operated if:

  • 1.There are visible tears in the webbing of the seat belts provided by the vehicle’s design.
  • 2.The vehicle is not equipped with fog lamps.
  • 3.In both cases.
№ 46abc-3-46

A vehicle may not be operated if:

  • 1.The engine-hood latch provided by the vehicle’s design does not operate.
  • 2.The rear side windows are curtained and two side rear-view mirrors are installed.
  • 3.In both cases.
№ 47abc-3-47

A vehicle may not be operated if:

  • 1.The rear side windows are curtained and two side rear-view mirrors are missing.
  • 2.The window heating and defogging devices provided by the vehicle’s design do not operate.
  • 3.In both cases.
№ 48abc-3-48

A vehicle may not be operated if:

  • 1.The fuel-tank cap provided by the vehicle’s design does not operate.
  • 2.The front side windows are curtained.
  • 3.In both cases.
№ 49abc-3-49

A vehicle may not be operated if:

  • 1.The horn does not operate.
  • 2.The windows provided by the vehicle’s design are missing.
  • 3.In both cases.
№ 50abc-3-50

A vehicle may not be operated if:

  • 1.There are cracks in a wheel rim or wheel disc.
  • 2.There are visible distortions in the shape or dimensions of the wheel-rim mounting holes.
  • 3.In both cases.
№ 51abc-3-51

A vehicle may not be operated if:

  • 1.The exterior lighting devices and reflectors are dirty.
  • 2.The front and rear protective devices are dirty.
  • 3.In both cases.
№ 52abc-3-52

A vehicle may not be operated if:

  • 1.Lamps or lenses are missing from the lighting devices.
  • 2.Lenses or lamps that do not correspond to the type of the lighting device are used.
  • 3.In both cases.
№ 53abc-3-53

A vehicle may not be operated if:

  • 1.The exterior lighting devices and reflectors are dirty.
  • 2.Exterior lighting devices from a different make of vehicle are installed on a discontinued vehicle.
  • 3.In both cases.
№ 54abc-3-54

A vehicle may not be operated if:

  • 1.Tires with different tread patterns are installed on the same axle.
  • 2.The remaining tire tread depth of a passenger car is 1.6 mm.
  • 3.In both cases.
№ 55abc-3-55

A vehicle may not be operated if:

  • 1.The remaining tire tread depth of a truck is 1.4 mm.
  • 2.Yellow reflectors are installed at the front.
  • 3.In both cases.
№ 56abc-3-56

A vehicle may not be operated if:

  • 1.Yellow reflectors are installed at the rear.
  • 2.Yellow reflectors are installed at the front.
  • 3.In both cases.
№ 57abc-3-57

A vehicle may not be operated if:

  • 1.An “Oversized Cargo” identification sign with white and red reflective stripes is installed at the rear.
  • 2.The remaining tire tread depth of a moped is 0.7 mm.
  • 3.In both cases.
№ 58abc-3-58

A vehicle may not be operated if:

  • 1.The “Doctor” identification sign is missing from an automobile driven by a physician-driver.
  • 2.The fuel-tank cap provided by the vehicle’s design does not operate.
  • 3.In both cases.
№ 59abc-3-59

A vehicle may not be operated if:

  • 1.Tires with different tread patterns are installed on the same axle.
  • 2.A “Transportation of Children” identification sign with a yellow reflective background and red reflective border is installed at the front.
  • 3.In both cases.