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BMW X4 G02 airbag control unit repair
65779474812 · Label
- Label
- Connector
- Back
BMW X4 G02 airbag control unit repair at Airbag24
Airbag24 repairs defective airbag control units professionally and affordably. Both private customers and workshops can order without registration and benefit from fast processing, 2 years' statutory liability for defects and plug&play installation.
Airbag24 works with state-of-the-art diagnostic technology and specialised repair processes. Because defective control units often involve only individual components, a professional overhaul can be considerably cheaper than buying new.
Our advantages: no registration required, a direct online ordering process for B2B and B2C customers, express shipping and comprehensive quality testing. The repaired control unit works like a new part.
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Our estimated repair time for this product is about: 3–4 business days
Which repair matches your fault code?
Below your code you can see what needs to be done.
Your error code isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Specifications
- Make
- BMW
- Model
- BMW X4
- Series
- G02 (2018-2021)G02 LCI (2021-XXXX)

Shipping & repair from Germany
Airbag24 repairs your component in Berlin — usually within 3–4 working days.
Standard shipping within Germany is free; we normally return your part by UPS.
You pay for and insure the inbound shipment to us. On explicit request we ship by express — the extra cost is borne by the customer.
If you withdraw from the contract, you bear the cost of returning the item.
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4.8What is a BMW X4 G02 airbag control unit?
The BMW X4 G02 airbag control unit is the vehicle's central safety unit, instantly activating all occupant restraint systems, such as airbags and seat belt pretensioners, in the event of an accident. It receives signals from crash sensors, stores relevant event data, and ensures the correct functioning of all components for maximum occupant safety in the BMW X4 G02.
This system, also known as SRS ACSM (Supplemental Restraint System Advanced Crash Safety Module), continuously monitors the status of the safety components in the vehicle.
It is largely responsible for providing optimal protection for occupants in the event of a collision and works closely with other vehicle safety systems.
Why is the BMW X4 G02 airbag control unit defective?
The BMW X4 G02 airbag control unit is often defective because it stores irreversible crash data after an accident, triggering an error condition and preventing it from functioning again. Internal electronic defects, water damage, or voltage spikes can also lead to malfunctions and the illumination of the airbag warning light, necessitating a BMW X4 G02 airbag control unit repair.
A common reason for the error status is the storage of collision data in the module after an impact, which requires replacement or reset.
In addition, age-related wear and tear on the electronics or external influences such as moisture can impair the performance of the control unit and cause failure.
Common error codes for BMW X4 G02 airbag control unit repair
When a BMW X4 G02 airbag control unit repair is necessary, specific error codes may occur that indicate problems within the airbag system or the control unit itself. These codes help diagnose whether there is a communication error within the module or a problem with the airbag deployment and are crucial for quick troubleshooting.
- B1000 → Control unit communication error → Error in the module or the data connection.
- 93AE → Error in the driver airbag system (control / ignition) → Problem with the ignition or deployment of the driver airbag by the control unit.
- 93AB → Error in the passenger airbag system (control / ignition) → Problem with the ignition or deployment of the passenger airbag by the control unit.
These specific codes are essential for precise diagnosis of the airbag control unit on the BMW X4 G02.
The display of these errors requires immediate BMW X4 G02 airbag control unit repair to restore full occupant safety.
What part numbers are available for the BMW X4 G02 airbag control unit repair?
For the repair of the BMW X4 G02 airbag control unit, three part numbers are linked to this repair product, namely 5A19AC1, 65.77-9474810-01 and 65779474812, which all belong to airbag control units of this model and are listed in the part number list on this page.
All three numbers are manufacturer part numbers.
The part number is printed on the label of the airbag control unit and can be stated in the repair order.
Advantages of BMW X4 G02 airbag control unit repair
Repairing your BMW X4 G02 airbag control unit offers a cost-effective and sustainable alternative to the expensive purchase of a new module. A professional reset service allows you to delete stored crash data and reset the control unit to factory settings, enabling quick recommissioning without the need for complex reprogramming and protecting the environment.
A specialized repair service can restore your existing defective control unit to full functionality, thus avoiding expensive new purchases.
This not only saves considerable costs, but also reduces the time required compared to sourcing and coding a new spare part for your vehicle.
Installation and compatibility of the BMW X4 G02 airbag control unit
The BMW X4 G02 airbag control unit is specifically designed for the G02 model generation, ensuring full compatibility with all vehicle safety systems. It is typically installed centrally in the center console or footwell to ensure short signal paths. After a successful BMW X4 G02 airbag control unit repair, the module is plug-and-play ready, simplifying reinstallation.
It is primarily suitable for the BMW X4 of the G02 series, produced from around 2018 to the present, and ensures maximum safety.
The airbag connectors are marked yellow and have high-quality pins for corrosion-free and safe signal transmission.
Installation and repair should always be carried out by qualified specialists, as this is a highly sensitive and safety-relevant component.
Based on 246 reviews
What our customers say
„Ok.“
„Works like a charm!“
„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
„From the first phone call, the order processing, to the shipping everything was done very quickly and professionally. Now I still have to send the repaired unit to the Swedish workshop and then hopefully the Honda can fi…“
Automatically translated · Original: German
„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
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„Everything worked out great! Read out fault memory, sent it in, received offer and sent in the defective control unit. Got it back repaired after 3 days, price exactly as in the offer. It can't get any better 👍“
Automatically translated · Original: German
„Uncomplicated service. Fast and thorough. Can only recommend.“
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„All great👍“
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„All great, fast delivery. Thanks.“
Automatically translated · Original: German
„100% satisfied. Everything handled very professionally and transparently. Only the return shipping took too long. This was however due to UPS and less to Aairbag24. Thank you very much“
Automatically translated · Original: German
„VAG airbag control unit with error B2000 00 reliably repaired. Price very high in comparison, but everything worked out. No exact protocol of what was carried out, probably just newly flashed“
Automatically translated · Original: German
„A great shop, even when there are sometimes problems. There are quick responses and very good help. I can only recommend the shop. Thank you very much“
Automatically translated · Original: German
„Ok.“




