Why airbag light is on

Until the problem is diagnosed and fixed, your airbags will not deploy. If you would like to find out what other warning lights mean and what you should do when they become illuminated, you should read Dashboard Warning Lights Explained , which gives you advice on a number of lights and their meanings.

Advice Centre. Sam Bisby. Share On Share. Could the airbag go off at any point? So what should you do if your airbag light comes on?

Call us for advice Obviously this is easy if the light illuminates at the start of your journey, as you can simply remain where you are and call your garage. In that event, we would advise following these steps: 1. Drive as carefully as you can. Be even more aware of potential hazards and other motorists.

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Not every driver acts when they see a dashboard warning light come on. However, it is important to get any warning light checked out - but particularly so if it's the airbag - or "SRS '' light. The airbag warning light may take the form of a driver with the airbag deployed. Because your airbag is such a key part of your car's safety system, it's critical to address an illuminated airbag light.

It could be the difference between life and death. Whenever you start your car, all the dashboard warning lights will come on momentarily.

This is normal - it is your car self-testing the vehicle's systems. However, if you see a warning such as "Air bag off" or "Airbag deactivated! If this happens, in the first instance, take your car to a mechanic who will be able to check the codes and diagnose the issue. If the airbag light is on, your airbag system has a fault and it may not deploy in the event of an accident.

This is because the car has disabled the system. Airbags are a common safety feature on new vehicles in the UK.

Front passenger airbags are now standard equipment although there is no legal requirement for them to be fitted. Alternatively, the sensor in the passenger seat that determines whether that airbag should be active or not may be faulty.

Like previously mentioned, not putting on your seat belt could cause the airbag light to come on. But there could be other seat belt issues that may cause this light to come on as well. Perhaps your seat belt does not snap securely into the buckle and stay in place. Alternatively, there could be a problem with a seat belt pre-tensioner that may need to be repaired or replaced.

This means your airbag light will stay on until you go to an auto repair shop or airbag specialist and have it repaired and necessary parts replaced. The crash sensors tend to be sensitive to any type of accident no matter how big or small. If the internal components of your vehicle have water damage for whatever reason, then corrosion may form on the crash sensors of your airbag system.

This corrosion will distort their ability to function properly and it could result in the airbag light coming on. Crash sensors, clock spring , seat belt pretensioners, and other SRS components must also be replaced. In addition, the airbag monitoring unit the brains of the airbag system will need to be reset or reprogrammed. Alternatively, some companies allow you to ship them the airbag monitoring unit, they reset it for a fee, and then ship it back to you ready to install. Airbags are designed for deployment when the front or near front of your vehicle collides with another vehicle or solid barrier.

However, in order for the airbags to deploy, the minimum speed that you need to be driving during your collision is between 8 mph and 14 mph. Most people are driving way above these speeds when they crash, usually between 35 mph and 60 mph. May granddaughter put a heavy suitcase in the passenger side of the Jeep.

Could that be the cause? They sensor may have been damaged or a wire loosened somewhere. The key is stack in the ignition of a Chevrolet Trailblazer. The battery is fully charged, what will be the cause.

Check to make sure the vehicle is in park. Should there be concern if the airbag warning light turns on and then turns off while driving. This happened after the suv was not started for 2 weeks, it has only 24k miles on it and never had an accident. I would go to an auto parts store and see if they can read the code. They should be able to do this for free, and will give you a better idea of where the fault is occurring.

One thing you could do is to try to replicate the issue and trigger the code again. With the car running, try turning the steering wheel lock to lock. Does the light turn on at any point when you turn the steering wheel?

If so, you may have a problem with your clock spring. These are relatively cheap and easy to replace.