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Audi A4 B6 8E airbag control unit repair
8E0 959 655 B · Label
- Label
- Connector
- Back
- 8E0 959 655 B
- 8E0 959 655 J
- 8H0 959 655 B
Audi A4 B6 8E 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.
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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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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.
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 A4 B6 8E airbag control unit?
The Audi A4 B6 8E airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle, which is crucial for driving safety.
It continuously monitors the airbag system for functionality and communicates with the vehicle diagnostic system.
The control unit receives signals from crash sensors, belt tensioners and side airbag sensors in order to initiate the deployment of the restraint systems if necessary.
Why is the Audi A4 B6 8E airbag control unit defective?
An Audi A4 B6 8E airbag control unit can malfunction due to internal electronic components failing, especially after an accident, a voltage shock from a jump start, or a battery change. This often leads to communication problems with the immobilizer or errors in the VIN recognition, causing the airbag warning light to stay illuminated and making an Audi A4 B6 8E airbag control unit repair unavoidable.
Errors in the airbag control unit often manifest themselves as a permanently illuminated warning light in the dashboard, which indicates a malfunction.
A broken control unit can impair the function of the entire airbag system and requires a professional Audi A4 B6 8E airbag control unit repair or replacement in a specialist workshop.
After a battery replacement or jump-starting, communication errors often occur because the control unit loses its initialization or receives incorrect data.
Interventions in the vehicle electronics can also lead to an incorrect chassis number in the control unit, which results in a failure of the system.
Common error codes for Audi A4 B6 8E airbag control unit repair
During an Audi A4 B6 8E airbag control unit repair, specific error codes will occur that indicate a direct defect in the control unit. These include 65535 for an internal failure, 00474 for communication problems with the immobilizer, and 01794 when an incorrect chassis number is detected, which requires a precise diagnosis.
- 65535 → Control unit defective / no communication → General internal failure or defect of the airbag control unit, often with a permanently lit warning light.
- 00474 → Immobilizer control unit no signal / no communication → Communication error between airbag control unit and immobilizer, typically after battery change or jump-starting.
- 01794 → Control unit incorrect chassis number → Software-related error due to an incorrect or inappropriate chassis number in the control unit, can occur after manipulation.
What part numbers are available for the Audi A4 B6 8E airbag control unit repair?
For the Audi A4 B6 8E airbag control unit repair, several original part numbers are relevant, either directly from Audi or from OEM suppliers like Bosch. This includes the basic number 8E0 959 655, as well as variants with letter suffixes that vary depending on the year of manufacture or equipment, and specific Bosch numbers that ensure compatibility.
Determining the exact part number is crucial for a successful Audi A4 B6 8E airbag control unit repair and ensuring system functionality.
These numbers ensure the exact fit and function of the replacement part in your vehicle, as different control unit variants exist for different engines and equipment.
- 8E0 959 655 (Audi Original)
- 8E0 959 655 B (Audi Original / Replacement)
- 8E0 959 655 J (Audi replacement for 8E0959655B)
- 8H0 959 655 B (Audi Cabriolet B6 variant)
- 0285001400 (Bosch supplier code for 8E0959655)
- 0285001703 (Bosch supplier code for 8H0959655B)
It is recommended to always check part number compatibility against the vehicle's VIN to ensure 100% fit and avoid diagnostic errors.
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“
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Sven Wegenerlast week„Ok.“
Zsolt Szabólast week
