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Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair
Mercedes-Benz CLA-Class C118 Saloon 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.
Notes
Mounting position
Repair type
Which repair matches your fault code?excluding VAT and shipping
Not sure? Just send us an enquiry or give us a call — we're happy to advise you.
4.8Google reviews of our shop(246)
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Matching part numbers
Your part number isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Repair time
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
- Mercedes-Benz
- Model
- Mercedes-Benz CLA-Class
- Series
- C118 Saloon (2019-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.
Google reviews
4.8Based on 246 reviewsView all reviews →
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 finally pass the HU there again (failed because of the red light for the airbag). Today the message came from SWE, the car is running again, the red light is off and the HU was also passed. Once again many thanks for the help in need. Keep it up and maybe word will also spread in SWE that Airbag 24 does great work. Regards Gerd
Automatically translated · Original: German
Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!
Automatically translated · Original: German
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
What is a Mercedes-Benz CLA-Class C118 Saloon airbag control unit?
The Mercedes-Benz CLA-Class C118 Saloon airbag control unit is the central control unit for your vehicle's passive safety system. It detects accidents, precisely deploys airbags and seatbelt pretensioners, and stores important crash data. This module is fundamental to your safety and requires professional repair if it malfunctions.
It continuously monitors signals from crash sensors and is crucial for coordinating all restraint systems. Any malfunctions in this system are immediately indicated by the airbag warning light. A professional Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair can restore safety.
Why is the Mercedes-Benz CLA-Class C118 Saloon airbag control unit defective?
The Mercedes-Benz CLA-Class C118 Saloon airbag control unit often malfunctions because it stores event-specific crash data after an accident and then locks up. Internal electronic errors or voltage surges can also cause failure. A professional Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair is essential in such cases.
After activation, the module permanently stores the crash data, which locks it for further operation and keeps the airbag warning light active. Deleting the crash data is only possible with special diagnostic software. A faulty control unit can also be caused by water ingress or a faulty power supply.
Such defects lead to internal circuit failures that affect the entire functionality of the airbag system. Precise diagnostics are required to determine and correct the exact cause of the failure.
Common error codes for Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair
Typical error codes for the Mercedes-Benz CLA-Class C118 Saloon airbag control unit indicate internal module defects or communication problems within the vehicle's network. These codes are crucial for accurately diagnosing the airbag system and essential for determining the correct type of Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair.
- B220700: Internal error in the "Supplemental Restraint System" control unit → This code signals a hardware or software defect directly in the airbag control unit itself.
- B2D97: Airbag control unit N2/7 is defective → Directly indicates a general defect or functional failure of the airbag control unit.
- B2735: PASS-Key Programming Mode Active → This code indicates a status of the airbag control module related to the immobilizer system that requires a reset.
- C1020: CAN communication error → Indicates a general fault in the data transmission on the CAN bus, affecting the airbag control unit.
- C1021: CAN communication with EA/CC/ISC control unit interrupted → Specific communication error with other safety-relevant control units, relevant for the airbag control unit repair.
- C1024: CAN communication with engine control unit interrupted → Error in the communication between the airbag and engine control unit, which can lead to system malfunctions.
- C1025: CAN communication BAS with ESP control unit faulty → Indication of communication problems between the airbag module and the brake assist or ESP system.
What part numbers are available for the Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair?
For the Mercedes-Benz CLA-Class C118 Saloon airbag control unit repair, the Bosch supplier numbers 0 285 015 019 and 285020211 as well as the manufacturer numbers A1779024119 and A1779006604 are recorded for this repair product. These numbers belong to airbag control units of this model and serve to match them against your unit before the repair order.
The manufacturer numbers A2479005709, A2479012202, A1779027911, A1779028211 and A1779044100 are recorded for this repair product as well. The part number is printed on the label of the airbag control unit and can be stated in the repair order.
4.8
Based on 246 reviews
What our customers say
„Ok.“
Zsolt Szabólast week„Works like a charm!“
Leolylast month„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
ka irgendwas3 days ago„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
Gerd Goldammer3 days ago„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
Automatically translated · Original: German
Christian Maegerlein6 days ago„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
Toni Buien6 days ago„Uncomplicated service. Fast and thorough. Can only recommend.“
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Abdul KSlast week„All great👍“
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Edin Avdiclast week„All great, fast delivery. Thanks.“
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Andrej Ivanovlast week„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“
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Dennis Welast week„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“
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Tokeh Tokehlast week„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“
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Sven Wegenerlast week„Ok.“
Zsolt Szabólast week
