![]() The reason for this could be your clock spring. To diagnose this you notice that your horn is not working well but the airbag light remains on. When you use your BMW scanner to diagnose the error codes you will experience one that points to the pre-tensioner. If there are issues with the seat belt tensioner then the light will turn on. The pre-tensioner is used to tighten your seat belt safely whenever you encounter an accident. If it doesn’t you may want to have it checked with an auto mechanic. You can solve this by pressing the seat belt buckle several times and see whether the airbag light will come off. When it is defective the car could be detecting it but the airbag control unit maybe missing it hence the light coming on. This small switch sends signals to your car that you are in your seat. Seat belt buckleĪnother reason for airbag light turning on is the seat belt buckle switch. You clear this error code via your BMW scanner tool. If you disconnect the battery while the key is in ignition you may also get this error code. In this instance, your SRS control unit will record a under voltage fault code. The BMW airbag light can come on and remain on if you have recently replaced a dead battery or have jump started your car. The passenger seat sensor normally goes for around $200 and above. You can do this yourself by removing the seat and cushion or go to a dealer who do the replacement for around $500. This problem can only be fixed by replacing the seat sensor. When this sensor fails it may cause the airbag light to come on.įor BMW with iDrive when their problems with the passenger airbag you will get a message on the screen. In this case if the person is not over a certain weight like in the case of a child the airbag will not deploy hence harming the occupant. The sensor is put in place so that it can monitor whether a person is of a certain weight. This sensor is also known as the seat sensor pad, child sensor, occupancy sensor or passenger mat. One of the most common reasons for a fault airbag light is the passenger occupy sensor. What are some common issues that trigger the airbag light When you are handling airbags always ensure you are two feet away from it. Also, note that if the problem that caused the light is not solved the codes will come again.Īt times disconnecting your battery will reset the airbag light. You should note that the airbag codes can only be reset if the said code is in stored the SRS units memory. ![]() Next clear the airbag control unit codes by scrolling through the menu to clear fault codes.Once you reach the SRS control unit you should be able to read airbag fault codes To navigate to the SRS control unit, select BMW then control units followed by body safety. ![]() Once the scanner has turned on go to the BMW chassis and model and select it.Turn on the car ignition without starting the engine.You will find this under you dash for most modern BMW models. The first step is to locate the OBD-2 port.These will allow you to read and clear codes from the airbag control unit. Continue wearing a seat belt” How to diagnose faulty airbag You may also start receiving the pass restraint system message, here you will get a message that goes something like “ Fault in passenger restraint system affecting airbag, belt force limiter or belt tensioner. One of the first symptoms that you have issues with your airbag is that the BMW airbag light is illuminated on the dashboard. 3 What are some common issues that trigger the airbag light. ![]()
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |