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Citroën DS4 I airbag control unit repair
Citroën DS4 I 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
- Citroën
- Model
- Citroën DS4
- Series
- I (2011-2015)I Facelift (2015-2018)
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
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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
What is a Citroën DS4 I airbag control unit?
The Citroën DS4 I airbag control unit is your vehicle's central safety unit, instantly activating all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of a collision. It continuously monitors sensors, stores relevant crash data, and ensures the proper functioning of the entire airbag system.
This essential component is vital for the safety of the driver and passengers in the Citroën DS4 I. It acts as the brain of the passive safety system.
The control unit is designed to trigger emergency call systems and ensures a rapid response in the event of an accident to alert emergency services.
Why is the Citroën DS4 I airbag control unit defective?
A Citroën DS4 I airbag control unit can fail for a variety of reasons, commonly due to water ingress, electrical short circuits, or age-related wear and tear of internal components. Because these components are sensitive, even a minor malfunction can cause the entire airbag system to fail, thus compromising occupant safety.
Typical causes include overvoltage damage or faults after an accident, even if no airbags were deployed. Damaged wiring can also lead to failure.
Sometimes it is software errors or corrupt data in the control unit's memory that prevent proper function and make a Citroën DS4 I airbag control unit repair necessary.
Common error codes for Citroën DS4 I airbag control unit repair
When repairing the Citroën DS4 I airbag control unit, specific error codes are crucial for a precise diagnosis. These codes directly indicate problems within the control unit, such as communication errors or internal defects, and are essential for quickly identifying and resolving the cause of a failure.
- B1000 → Control unit communication error → Cause: Internal fault in the communication unit or problems with the CAN bus connection to the control unit.
- U1726 → No communication (communication failure) → Cause: The airbag control unit is no longer sending or receiving data, often a sign of a complete internal defect.
- B0100 → Control unit defective → Cause: Serious internal hardware damage or malfunction that requires replacement or extensive repair.
- B0102 → Open circuit / voltage loss in the ground circuit → Cause: Problems with the electrical ground supply to the control unit, which can lead to malfunctions or failures.
What part numbers are available for the Citroën DS4 I airbag control unit repair?
For a successful Citroën DS4 I airbag control unit repair, knowing the correct OEM part numbers is crucial to ensure compatibility. These specific numbers help identify the exact replacement part for your vehicle and prevent incorrect installations that could lead to further problems.
The primary original part numbers for the Citroën DS4 I airbag control unit come from Citroën itself or its main suppliers such as Bosch and Continental. They are valid for the first generation of the model.
An exact part number match is the best way to ensure that the new or repaired control unit communicates properly with your vehicle and restores full functionality.
- 9678691580 (Citroën / Bosch): This is one of the original OEM part numbers for the airbag control unit of the Citroën DS4 I, widely used in many model variants.
- 9677909280 (Citroën / Bosch): An alternative OEM number also used for the Citroën DS4 I airbag control unit and considered identical or compatible.
- 95640 (Continental): This number is a supplier OEM number from Continental, which is assigned to the airbag control unit of the Citroën DS4 I with the mentioned Citroën numbers.
Your specialist for Citroën DS4 I airbag control unit repair
We are your reliable partner for professional Citroën DS4 I airbag control unit repairs, including trouble code diagnostics and post-accident resets. Our specialized workshop offers a cost-effective and safe alternative to purchasing a new unit to restore your vehicle's full functionality and safety.
Save money and resources by having your defective airbag control unit repaired instead of replacing it entirely. We take care of the repair and guarantee the highest quality.
Trust our expertise if your Citroën DS4 I airbag control unit is broken. We offer fast service and ensure the highest safety standards for every repair or reset of your control unit.
4.8
Based on 246 reviews
What our customers say
„Ok.“
Zsolt Szabólast week„Works like a charm!“
Leoly4 weeks ago„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
ka irgendwas2 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 Goldammer2 days ago„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
Automatically translated · Original: German
Christian Maegerlein4 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 Buien5 days ago„Uncomplicated service. Fast and thorough. Can only recommend.“
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Abdul KS5 days ago„All great👍“
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Edin Avdic6 days ago„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“
Automatically translated · Original: German
Sven Wegenerlast week„Ok.“
Zsolt Szabólast week
