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Audi A6 4A Avant airbag control unit repair
4A0 959 655 · Label
- Label
- Back
Audi A6 4A Avant 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
- Audi
- Model
- Audi A6
- Series
- 4A
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 an Audi A6 4A Avant airbag control unit?
The Audi A6 4A Avant airbag control unit is the central safety unit in the vehicle, continuously monitoring sensors to precisely activate occupant restraint systems such as airbags and seatbelt pretensioners in an emergency. It also stores safety-relevant crash data and is essential for the proper functioning of the passive safety system, making it a key focus of an Audi A6 4A Avant airbag control unit repair.
It acts as the "brain" of the entire airbag system and is responsible for safe deployment in the event of a collision.
The module is typically located under the center console, where it receives data from the sensors in the vehicle.
Why is the Audi A6 4A Avant airbag control unit defective?
A defective Audi A6 4A Avant airbag control unit is often the result of internal memory errors, a faulty supply voltage, or faulty communication within the system, requiring immediate Audi A6 4A Avant airbag control unit repair. Such failures can activate the airbag warning light and compromise safety, as the airbag system's controllability is no longer guaranteed, making a thorough diagnosis essential.
Common causes of failure are internal hardware errors or age-related wear and tear of the components.
Overvoltage or moisture can also cause the airbag control unit to break down and require repair.
After an accident, the device stores crash data, which must be deleted before it can be used again to avoid failure.
Common error codes for Audi A6 4A Avant airbag control unit repair
During Audi A6 4A Avant airbag control unit repairs, specific error codes may occur that directly indicate problems within the control unit. These codes, such as 65535 or 00003, indicate internal defects, voltage issues, or warning light malfunctions and require professional diagnosis and repair of the control unit to restore full functionality.
These error codes usually indicate a problem with the electronics of the control unit itself, not with external sensors.
Precise fault analysis is crucial to identify the exact cause of the failure and repair it effectively.
- 00003 → Control unit defective → Airbag warning light is permanently lit.
- 65535 → Internal control unit memory error → The control unit has an internal, unrecoverable memory error.
- 00532 → Supply voltage B+ too low → There is insufficient power supply to the control unit.
- 00588 → Driver side airbag igniter resistance too high → There is a problem with the electrical resistance of the driver airbag igniter.
- 01025 → Onboard diagnostic lamp trigger – malfunction → The airbag warning lamp cannot be controlled correctly.
What part numbers are available for the Audi A6 4A Avant airbag control unit repair?
This repair product has three part numbers stored for the Audi A6 4A Avant: 4A0 959 655, 8A0 959 655 A and 8A0 959 655 B. All three are VAG manufacturer numbers and belong to airbag control units of this model. Compare the number on the label of your unit with these numbers.
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 Goldammer4 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 Buienlast week„Uncomplicated service. Fast and thorough. Can only recommend.“
Automatically translated · Original: German
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“
Automatically translated · Original: German
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“
Automatically translated · Original: German
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
