What is a brake light and how it works?

The brake light bulbs are located at the rear of the car, Inside a protective lens. The brake light comes on when you press the brake pedal, indicating the other road users that vehicle is slowing down. Keep in mind that the number of brake lights on a car can vary. The third brake light (center high mounted) should not be overlooked during an inspection.

What are the signs of faulty brake light bulb?

• Bulb warning light may appear on the dash.
• Vehicle fails the MOT on a faulty indicator.
• Brake lights does not work when the brake pedal is pressed.

What are the recommendations about brake light bulb replacement?

• Inspect brake light bulbs regularly.
• Replace the faulty bulb soon as you become aware of it.
• Check all the bulbs lights.

Due to the large amount of current flowing through the plugs, the plugs sometimes melt, causing the brake light to malfunction. So its very important to check the condition of the plugs when replacing the bulbs.

Can I drive with a faulty or failed brake light ?

When you apply the brakes, the brake light bulb comes on. This allows the drivers behind you to understand that you are slowing down, so they can slow down as well. If brake light bulb does not work, your safety would be compromised. Not having working brake lights is also illegal and can result in a substantial fine.