Level I Practice Exam Questions And

Emergency Vehicle Technician (EVT) Level I Practice Exam Questions And Correct Answers (Verified Answers) Plus Rationales 2026 Q&A | Instant Download Pdf

• Which of the following is the primary responsibility of an EVT Level I

technician?

• Design new emergency vehicles
• Conduct advanced electrical diagnostics
• Perform preventative maintenance and basic repairs
• Approve vehicle modifications

Rationale: EVT Level I technicians focus on routine maintenance,

inspections, and basic repairs, not advanced design or system approvals.

• What is the correct procedure before performing maintenance on a

fire truck?

• Start the engine to check all systems 1 / 4

• Disconnect the battery and apply wheel chocks
• Engage the parking brake and disconnect the battery
• Leave the keys in the ignition for testing

Rationale: Safety is critical; securing the vehicle and disconnecting power

prevents accidental movement or electrical hazards.

• Which type of fluid is used in most hydraulic rescue tools?
• Engine oil
• Transmission fluid
• Hydraulic oil
• Brake fluid

Rationale: Hydraulic rescue tools rely on hydraulic oil for power

transmission and proper functioning.

• When inspecting emergency lights, what is the most important factor

to check?

• Color of the lights
• Proper operation and wiring integrity
• Brand and model
• Lens shape

Rationale: Functionality and correct electrical connections are critical for

safety and compliance.

• What is the correct tire pressure check procedure for a fire apparatus?
• Inflate tires while hot 2 / 4

• Check tire pressure when tires are cold
• Check only the front tires
• Inflate tires to maximum rating regardless of specifications

Rationale: Tire pressure should be checked when tires are cold to ensure

accurate readings and prevent overinflation.

• Which of the following is a key step in a pre-trip inspection of an

emergency vehicle?

• Checking radio signals
• Inspecting brakes, lights, and fluid levels
• Testing the siren volume
• Measuring tire tread only

Rationale: A pre-trip inspection ensures the vehicle is safe and operational,

focusing on brakes, lights, and fluid levels.

• What is the purpose of a fire pump test?
• To measure water tank capacity
• To verify hose compatibility
• To ensure the pump can deliver rated pressure and volume
• To check vehicle speed

Rationale: Pump tests confirm the apparatus can supply water at the

required pressure for firefighting operations.

• Which tool is essential for removing a stripped bolt on an emergency

vehicle? 3 / 4

• Screwdriver
• Extractor set
• Pliers
• Socket wrench

Rationale: Extractors are designed to remove damaged or stripped

fasteners without damaging surrounding components.

• How often should preventative maintenance be performed on an

emergency vehicle?

• Only when a problem arises
• According to the manufacturer’s recommended schedule
• Annually
• Every 5,000 miles

Rationale: Following manufacturer schedules ensures vehicle reliability

and safety.

• Which of the following describes a DOT compliance inspection?
• Checking paint colors
• Testing sirens only
• Ensuring vehicle meets federal safety regulations
• Washing the vehicle

Rationale: DOT inspections verify that commercial emergency vehicles

comply with federal safety standards.

• / 4