Quick delivery and it works perfect in my Mercedes W203! 👌👌
Mercedes-Benz GLC C253 Coupé airbag control unit repair
Mercedes-Benz GLC C253 Coupé 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, a 12-month warranty 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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Possible airbag error codes for a defective airbag control unit:
Our estimated repair time for this product is about: 3-4 Werktage
Specifications
- Make
- Mercedes-Benz
- Model
- Mercedes-Benz GLC
- Series
- Coupé C253 (2015-2023)

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 Mercedes-Benz GLC C253 Coupé airbag control unit?
The Mercedes-Benz GLC C253 Coupé airbag control unit is the central safety unit of the Supplemental Restraint System (SRS). It continuously monitors sensors in the vehicle, such as crash sensors and seat belt pretensioners, to rapidly activate the airbags and other restraint systems in the event of a collision, thus providing optimal protection for the occupants.
This module is specifically tailored to the GLC Coupé (C253) series from 2016 to 2022. It receives information from the crash sensors within milliseconds to specifically trigger the required restraint systems.
Why is the Mercedes-Benz GLC C253 Coupé airbag control unit defective?
A Mercedes-Benz GLC C253 Coupé airbag control unit is often reported as defective because it stores irretrievable crash data after an accident and becomes blocked. Internal communication errors or system failures can also occur. This makes a professional repair of the Mercedes-Benz GLC C253 Coupé airbag control unit essential.
After a trigger, the control unit stores indelible crash data, which results in the module being locked.
Other reasons for failure may be internal electronic defects or power surges that affect the functionality of the system.
A defective module does not always need to be replaced; often a repair is the cost-effective and safe alternative to reprogramming or replacing the Mercedes-Benz GLC C253 Coupé airbag control unit.
Common error codes for Mercedes-Benz GLC C253 Coupé airbag control unit repair
When repairing the Mercedes-Benz GLC C253 Coupé airbag control unit, specific error codes occur that point directly to the control unit. The most common are B1000, which indicates communication error, and B1BC79A, which indicates indelible crash data after an impact and requires specialized repair.
- B1000 → Control unit communication error → The airbag control unit cannot communicate correctly with other vehicle systems.
- B1BC79A → Airbag control unit crash data cannot be deleted → After an accident, permanent crash data is stored, which locks the module and requires a reset.
These error codes refer explicitly to the control unit function and not to peripheral components such as sensors or belt tensioners.
Correctly diagnosing these codes is critical for a successful Mercedes-Benz GLC C253 Coupe airbag control unit repair and the restoration of the safety systems.
What part numbers are available for the Mercedes-Benz GLC C253 Coupé airbag control unit repair?
Several verified OEM part numbers are crucial for the Mercedes-Benz GLC C253 Coupé airbag control unit repair. The most important ones are A2059017513, A2059009627, and A2059027311 from Mercedes-Benz, as well as the supplier part number A2C33330519. These numbers ensure exact compatibility with your GLC C253 Coupé.
Part number A2059009627 is one of the most frequently referenced OEM numbers for the airbag control unit of the GLC C253 Coupé.
The number A2C33330519 is typically assigned to an original equipment manufacturer such as Bosch or Continental and is also directly compatible.
A precise part number match is essential for functionality and safety after a Mercedes-Benz GLC C253 Coupé airbag control unit repair.
Based on 200 reviews
What our customers say
„Quick delivery and it works perfect in my Mercedes W203! 👌👌“
„Very professional handling. Everything worked super fast, the information about the status of the processing was very good.“
Automatically translated · Original: German
„Had the error SRS Airbag Service urgent on my Volvo C30. At Volvo they could only determine that the error with code CFFF cannot be reset. Proposed solution 865 € for a new module, plus removal and installation and codin…“
Automatically translated · Original: German
„Fast repair, top, friendly quick contact also for Luxembourg. Gladly again Greetings Serge“
Automatically translated · Original: German
„At first sight I had no confidence. But I don't regret it. Repair ordered, calculator sent, within a few days I had the diagnosis and the payment order. As soon as the payment was made my calculator came back in perfect…“
Automatically translated · Original: French
„Everything worked out“
Automatically translated · Original: German
„All great, removed it myself, brought it in and picked it up 4 days later and installed it.Works again thanks“
Automatically translated · Original: German
„Everything Top“
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„Fast, simple and uncomplicated“
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„This company is top. They answer questions immediately. Despite holidays everything went really fast. Simply a great company.“
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„What should I say normally, 5 stars are too few TOP I am MEGA satisfied. Can only recommend it. Greetings Thomas Umlauf“
Automatically translated · Original: German
„Was easy and worked great!!!“
Automatically translated · Original: German
„Quick delivery and it works perfect in my Mercedes W203! 👌👌“



