🎓 Prepared by students from Boğaziçi University

When Do You Use Emergency Lights?

Emergency lights, also known as hazard lights or hazard warning flashers, are flashing lights used to alert other drivers to an immediate problem or danger. They communicate that your vehicle is disabled, broken down, or involved in an accident. Proper use of emergency lights is essential for warning others and preventing secondary collisions.

Short answer

Emergency lights are flashing signals used when your vehicle is broken down, disabled, or involved in an accident. They warn other drivers and must be used according to traffic law.

When to Use Emergency Lights
  1. 1
    Vehicle breakdown
    Engine failure, mechanical problem, can no longer move
  2. 2
    Accident or collision
    Your vehicle is involved in a traffic accident
  3. 3
    Hazardous cargo
    Carrying dangerous or oversize load that could pose risk
  4. 4
    Disabled vehicle on highway
    Pulled over on motorway or express road shoulder
  5. 5
    Towing or recovery
    Being towed or towing another vehicle
01

Step-by-step worked examples

Your car suddenly loses engine power on a motorway. What should you do?

1. Carefully steer to the hard shoulder
2. Stop the vehicle safely
3. Activate emergency lights immediately
4. Wait for roadside assistance
5. Never stand on the traffic lane side

You are involved in a minor traffic accident on an urban road. What warning lights must you use?

1. Activate emergency lights at the scene
2. Move vehicles to safety if possible
3. Keep lights on until police arrive or vehicles move
4. Turn off lights only when situation is resolved

Your vehicle has a mechanical problem and is being towed. When are emergency lights required?

1. Both towing and towed vehicles must use emergency lights
2. Keep lights on for entire tow distance
3. Ensure towed vehicle is visible to traffic
4. Remove lights once vehicle reaches repair shop
02

Flashcards

03

Quick quiz

Q1.When should you use emergency lights?

Correct answer: C. Emergency lights warn of vehicle problems — breakdowns, accidents, or disabling situations.

Q2.Can you use emergency lights while driving normally in traffic?

Correct answer: C. Hazard lights signal danger or disability — normal driving with them on is illegal and confusing.

Q3.Must both vehicles use emergency lights during towing?

Correct answer: C. Both towing and towed vehicles must have hazard lights on for the entire tow distance.

Q4.What color are emergency warning lights on vehicles?

Correct answer: C. Emergency lights are orange or amber (yellow) and flash on all four corners.
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04

Common mistakes

Using emergency lights while temporarily stopping in traffic.Correct: Hazard lights are only for breakdowns/accidents — move vehicle to safety or use position lights.

Turning off hazard lights as soon as you stop on the shoulder.Correct: Keep them on until you move, assistance arrives, or danger is cleared.

Thinking emergency lights replace warning triangles.Correct: Hazard lights, warning triangles, and vests must all be used together for maximum warning.

Using hazard lights to indicate you're going slowly or unsure.Correct: Hazards signal vehicle problems only — never use to communicate normal driving concerns.

05

FAQ

When do you use emergency lights?

When your vehicle is broken down, disabled, involved in an accident, or being towed — to warn other drivers.

Are emergency lights required by law?

Yes — Turkish traffic law requires hazard lights in breakdown, accident, and towing situations.

Do emergency lights work at night?

Yes, they flash and alert drivers at all times — but warning triangles and vests add extra safety at night.

Can you use hazards while making an illegal stop?

No — hazards do not permit illegal parking. Move to a legal location or use position lights only.

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