In this video we will change negative car battery cable with intelligent battery sensor on 2004 BMW E90 330i. Also we'll test our battery with battery tester.
This vehicle has airbag warning light on, that appeared unexpectedly.
Possible causes are low charge on the battery, a failed IBS on the negative cable or other faulty or damaged sensors. The IBS is a mechatronic component for monitoring the battery condition. The IBS is secured and connected to the negative terminal of the battery.

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Disclaimer:
We, GK Works are not responsible for property damage or injury incurred as a result of any of the information contained in this video. Information provided in this video does not guarantee the desired outcome. Any injury, damage or loss that may result from improper use of the tools, equipment, or the information contained in this video is the sole responsibility of the user and not GK Works.