AUTOMOTIVE TECHNICIAN EXAM | QUESTIONS AND ANSWERS |
VERIFIED ANSWERS GRADED A+ | LATEST EXAM
Catalytic Converter - CORRECT ANSWER - Reduces harmful emissions in a
vehicle's exhaust system
Hybrid Engine - CORRECT ANSWER - Relies on electric power to
supplement internal combustion engine for propulsion
Differential - CORRECT ANSWER - Allows wheels to rotate at different
speeds when turning in a vehicle's drivetrain
Spark Plug - CORRECT ANSWER - Ignites the air-fuel mixture in a gasoline
engine
Battery Handling - CORRECT ANSWER - Procedure includes wearing gloves
and safety goggles
Airbag Safety - CORRECT ANSWER - Disconnecting the vehicle's battery
prevents accidental deployment
Torque Wrench - CORRECT ANSWER - Tool tightens fasteners to a specified
torque value
Ratchet Wrench - CORRECT ANSWER - Tool removes and installs lug nuts
on a vehicle's wheels
OBD-II Scanner - CORRECT ANSWER - Diagnostic tool retrieves trouble
codes stored in a vehicle's onboard computer
,Coolant Replacement - CORRECT ANSWER - Typically done every 50,000
miles in a vehicle
Tire Rotation - CORRECT ANSWER - Procedure prevents uneven tire wear
on a vehicle
Brake Pad Inspection - CORRECT ANSWER - Minimum safe thickness for
continued use is 2 mm
Engine Misfire Cause - CORRECT ANSWER - Could be due to worn spark
plugs in a vehicle's engine
Steering Wheel Shake - CORRECT ANSWER - Indicates unbalanced tires at
high speeds in a vehicle
OBD Acronym - CORRECT ANSWER - Stands for Onboard Diagnostics in
automotive terminology
Alternator Purpose - CORRECT ANSWER - Charges the battery and powers
electrical components in a vehicle
PCV Valve - CORRECT ANSWER - Prevents engine oil from entering the
combustion chamber in an engine
Vacuum Leak - CORRECT ANSWER - Potential cause of engine running
rough at idle in a vehicle
Master Cylinder - CORRECT ANSWER - Converts mechanical force into
hydraulic pressure in a hydraulic braking system
, Brake Fluid Contamination - CORRECT ANSWER - Checked using a brake
fluid tester to measure fluid quality
Shock Absorber - CORRECT ANSWER - Absorbs shocks and vibrations in a
vehicle's suspension system
Tie Rod - CORRECT ANSWER - Transmits steering input from the steering
wheel to the wheels in a vehicle
HVAC Definition - CORRECT ANSWER - Heating, Ventilation, and Air
Conditioning in automotive terminology
Refrigerant Level Check - CORRECT ANSWER - Measured using a
refrigerant gauge to check system pressure
NOx Emissions Reduction - CORRECT ANSWER - Component responsible
for reducing nitrogen oxides emissions in a vehicle's exhaust
Thermostat Purpose - CORRECT ANSWER - Regulates engine temperature in
a vehicle's cooling system
Fuel Pressure Regulator - CORRECT ANSWER - Maintains a consistent fuel
pressure in a vehicle's fuel system
Muffler Function - CORRECT ANSWER - Reduces noise from the exhaust
system in a vehicle
Torque Converter Function - CORRECT ANSWER - Transmits power from
the engine to the transmission in an automatic transmission
VERIFIED ANSWERS GRADED A+ | LATEST EXAM
Catalytic Converter - CORRECT ANSWER - Reduces harmful emissions in a
vehicle's exhaust system
Hybrid Engine - CORRECT ANSWER - Relies on electric power to
supplement internal combustion engine for propulsion
Differential - CORRECT ANSWER - Allows wheels to rotate at different
speeds when turning in a vehicle's drivetrain
Spark Plug - CORRECT ANSWER - Ignites the air-fuel mixture in a gasoline
engine
Battery Handling - CORRECT ANSWER - Procedure includes wearing gloves
and safety goggles
Airbag Safety - CORRECT ANSWER - Disconnecting the vehicle's battery
prevents accidental deployment
Torque Wrench - CORRECT ANSWER - Tool tightens fasteners to a specified
torque value
Ratchet Wrench - CORRECT ANSWER - Tool removes and installs lug nuts
on a vehicle's wheels
OBD-II Scanner - CORRECT ANSWER - Diagnostic tool retrieves trouble
codes stored in a vehicle's onboard computer
,Coolant Replacement - CORRECT ANSWER - Typically done every 50,000
miles in a vehicle
Tire Rotation - CORRECT ANSWER - Procedure prevents uneven tire wear
on a vehicle
Brake Pad Inspection - CORRECT ANSWER - Minimum safe thickness for
continued use is 2 mm
Engine Misfire Cause - CORRECT ANSWER - Could be due to worn spark
plugs in a vehicle's engine
Steering Wheel Shake - CORRECT ANSWER - Indicates unbalanced tires at
high speeds in a vehicle
OBD Acronym - CORRECT ANSWER - Stands for Onboard Diagnostics in
automotive terminology
Alternator Purpose - CORRECT ANSWER - Charges the battery and powers
electrical components in a vehicle
PCV Valve - CORRECT ANSWER - Prevents engine oil from entering the
combustion chamber in an engine
Vacuum Leak - CORRECT ANSWER - Potential cause of engine running
rough at idle in a vehicle
Master Cylinder - CORRECT ANSWER - Converts mechanical force into
hydraulic pressure in a hydraulic braking system
, Brake Fluid Contamination - CORRECT ANSWER - Checked using a brake
fluid tester to measure fluid quality
Shock Absorber - CORRECT ANSWER - Absorbs shocks and vibrations in a
vehicle's suspension system
Tie Rod - CORRECT ANSWER - Transmits steering input from the steering
wheel to the wheels in a vehicle
HVAC Definition - CORRECT ANSWER - Heating, Ventilation, and Air
Conditioning in automotive terminology
Refrigerant Level Check - CORRECT ANSWER - Measured using a
refrigerant gauge to check system pressure
NOx Emissions Reduction - CORRECT ANSWER - Component responsible
for reducing nitrogen oxides emissions in a vehicle's exhaust
Thermostat Purpose - CORRECT ANSWER - Regulates engine temperature in
a vehicle's cooling system
Fuel Pressure Regulator - CORRECT ANSWER - Maintains a consistent fuel
pressure in a vehicle's fuel system
Muffler Function - CORRECT ANSWER - Reduces noise from the exhaust
system in a vehicle
Torque Converter Function - CORRECT ANSWER - Transmits power from
the engine to the transmission in an automatic transmission
