Why is my ABS light on when I start my car?

Why is my ABS light on when I start my car?

The four common reasons that typically cause this light to turn on include a malfunctioning ABS module, low levels in the fluid reservoir, broken wheel speed sensors, or the system is turned off. Your ABS actually shares some important components with another system in your vehicle: your traction control system.

Will car start with ABS light on?

When you start your car, the ABS light will come on automatically. This is because your car always checks the ABS system on starting; if there’s no problem the light will go off. If the light stays on, it’s a sign that there’s a problem with your car’s ABS system.

What happens when your abs and brake light is on?

An illuminated ABS or BRAKE light is not only a minor annoyance but can affect resale and trade-in value, as well as raise a few eyebrows when it comes time to get the vehicle inspected. (State laws may vary) With a keen eye and a DIY approach, most ABS and brake system repairs can be done at home.

When does the ABS warning light come on?

The ABS does a self-test every time you turn on the ignition. Once you start your vehicle, the warning light will briefly come on, and if the computer finds a problem, the light will stay on.

Is it safe to drive with the ABS light on?

Since the ABS helps with vehicle control and stopping distances, it is an important safety feature to maintain – you never know when you’ll need it. If both the ABS and brake system light come on at the same time, your vehicle is no longer safe to drive.

How does the ABS self test work on a car?

The ABS does a self-test every time you turn on the ignition. Once you start your vehicle, the warning light will briefly come on, and if the computer finds a problem, the light will stay on. If you notice the light flash immediately after starting the vehicle, then it’s just your vehicle doing a self-check.