Works like a charm!
DS Automobiles DS 4 II airbag control unit repair
DS Automobiles DS 4 II 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
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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
- DS Automobiles
- Model
- DS Automobiles DS 4
- Series
- II (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.
Google reviews
4.8What is a DS Automobiles DS 4 II airbag control unit?
The airbag control unit in the DS Automobiles DS 4 II monitors the restraint system (SRS) on every journey and, in an emergency, deploys the airbags and seatbelt pretensioners. It is the central control unit of this system.
When the ignition is switched on, the control unit runs a self-test. It checks sensors, squib circuits and connections. If the test passes without any problems, the airbag warning light goes out again after a short time. The control unit is fitted in the DS Automobiles DS 4 II (since 2021).
In an accident it evaluates the signals from the crash sensors and decides within milliseconds which airbags and seatbelt pretensioners deploy. It then stores crash data and locks itself. Faults it detects are reported via the airbag warning light.
Why is the DS Automobiles DS 4 II airbag control unit defective?
The most common cause is crash data stored after an accident, even if no airbag deployed. Other causes are aged electronic components, cold solder joints, moisture and corrosion on connectors, and voltage spikes.
Crash data cannot be erased with an ordinary diagnostic tool. The control unit therefore stays locked, even if the vehicle has been properly repaired after the accident.
In addition, components can age over the years, solder joints can crack, or moisture at the connectors can cause corrosion. Voltage spikes, for example from a weak battery or jump-starting, also damage the electronics. An interruption in the wiring to the sensors can also disturb the system.
Typical signs are an airbag warning light that stays on permanently, a fault memory that cannot be cleared, or a diagnostic tool that cannot connect to the control unit.
Common error codes for DS Automobiles DS 4 II airbag control unit repair
The codes mainly concern faults in the sensor lines and in the system's indicators. They are reported by the control unit during the self-test or in operation.
The following list shows error codes that occur on this vehicle in connection with the airbag control unit.
- B0091 → Fault in the left satellite line of the side impact sensor
- B00D5 → Fault in the passenger airbag deactivation warning light
Error codes are read out with a diagnostic tool. A code alone does not reliably show that the control unit is defective: connectors, wiring or an airbag module can also be the cause. Only an inspection clarifies it.
What part numbers are available for the DS Automobiles DS 4 II airbag control unit repair?
The part number is printed on the label of the control unit. It determines the exact version, because within a model series there are different numbers depending on equipment and year of manufacture.
Read the number from the label of your control unit and enter it in the repair order. This allows the version of your unit to be identified unambiguously. Whether the unit is defective is only shown by reading out the fault memory or by the inspection.
The route to repair: first have the fault memory read out and disconnect the battery. Then remove the control unit, create a repair order online and send in the unit. Processing at Airbag24, including checking, repairing and testing, usually takes 3–4 working days.
The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.
Based on 233 reviews
What our customers say
„Works like a charm!“
„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
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„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 f…“
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„Fast repair and fast shipping Simply top“
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„Everything works great“
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„Ultra fast delivery, fit really well in the end. There was even a pen and gummy bears included. :D Definitely again, thank you very much!“
Automatically translated · Original: German
„I drive a W210 estate. My control unit was broken and because of that I couldn't go to TÜV. I was recommended Airbag24 from a forum. I sent in my control unit. Unfortunately everything was a bit under time pressure and I…“
Automatically translated · Original: German
„Motorhome Fiat Ducato. Fault airbag lamp lit permanently, could also not be reset after reading it out. Fault was permanently present. Quick friendly contact with Airbag24, described the fault, known problem was the stat…“
Automatically translated · Original: German
„Professionals are at work here, any additional repairs that may arise are carried out without complaint and without discussion...always happy to come back.“
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„From the order to the repair everything worked well, airbag control unit installed, the light goes off again as it should, good service, fast repair and return shipping. Thanks 👍👍👍“
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„Got the second airbag control unit from you for another car. Fits, no more error message. Great service Can only recommend. Super fast delivery, and they keep what they promise. A big thank you to this company.“
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„Super fast service and repair Fast processing“
Automatically translated · Original: German
„Works like a charm!“



