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Audi A8 D3 4E airbag control unit repair
4E0 959 655 H · Label
- Label
- Connector
- Back
Audi A8 D3 4E 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
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Repair type
Which repair matches your fault code?incl. VAT plus 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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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 A8
- Series
- D3 4E (2002-2005)D3 4E Facelift (2005-2010)
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 A8 D3 4E airbag control unit?
The Audi A8 D3 4E airbag control unit, also known as the airbag ECU, is the central component of the passive safety system. It continuously monitors the airbags and seatbelt pretensioners, collects critical data from sensors in the event of a collision, and reliably triggers the appropriate restraint systems in an emergency to provide optimal occupant protection.
This essential component manages all safety-relevant functions in the vehicle in the event of an accident. It also stores important crash data for later diagnosis and can be repaired if necessary.
An intact control unit is essential for the operational safety of your Audi A8 D3 4E (series 4E).
Why is the Audi A8 D3 4E airbag control unit defective?
An Audi A8 D3 4E airbag control unit often fails because it permanently stores crash data after an accident, has internal software errors, suffers from communication problems with other vehicle systems, or the supply voltage is too low. These defects often cause the airbag warning light to illuminate and require a professional Audi A8 D3 4E airbag control unit repair.
Common causes are age-related electronic failures or overvoltage damage.
The presence of crash data after an accident also results in the control unit being locked, making it impossible to restart the vehicle without repair.
A correct diagnosis of the problem is the first step to effectively resolving a failure.
Common error codes for Audi A8 D3 4E airbag control unit repair
When diagnosing a faulty Audi A8 D3 4E airbag control unit, specialist workshops often encounter specific error codes that directly indicate problems with the ECU and necessitate an Audi A8 D3 4E airbag control unit repair. These codes indicate everything from internal defects to communication problems that can impair the function of the airbag system.
- 00003 → Control unit defective → Airbag warning light permanently on, internal ECU error.
- 00588 → Driver side airbag ignition resistance incorrect → Often an indirect indication of a problem in the control unit or the wiring.
- 00532 → Supply voltage too low → Problems in the power supply of the airbag control unit.
- 01331 → Communication error (e.g. with door control unit) → The airbag control unit cannot communicate correctly with other systems.
These error codes are crucial for precise diagnosis and targeted repair or replacement.
Other error codes that affect sensors or belt tensioners are usually not directly attributable to the control unit.
What part numbers are available for the Audi A8 D3 4E airbag control unit repair?
For Audi A8 D3 4E airbag control unit repairs, several specific OEM part numbers are relevant to ensure a precise fit for your vehicle. These numbers, both from Audi and from OEM supplier Bosch, identify the correct airbag control unit for the 4E series and are crucial for a successful replacement or professional repair.
| Part number | Manufacturer | type |
|---|---|---|
| 4E0959655G | Audi / Bosch | Original OEM |
| 0285001705 | Bosch | OEM supplier |
| 4E0910655 | Audi | Original OEM |
| 0285001672 | Bosch | OEM supplier |
| 4E0959655H | Audi | Original OEM |
These part numbers cover most models of the Audi A8 D3 4E from 2002 to 2009.
It is crucial to verify the exact part number of your defective control unit before repairing or purchasing.
How the Audi A8 D3 4E airbag control unit works
The Audi A8 D3 4E airbag control unit uses crash sensors to collect acceleration and impact force data, allowing it to deploy the necessary airbags and seatbelt pretensioners within milliseconds in the event of an accident. It is thus the brain of the passive safety system and constantly monitors its operational readiness, with malfunctions being indicated directly via the warning light.
The system’s continuous self-diagnosis ensures functionality.
After a trigger, the device stores crash data, which must be deleted before reuse.
It communicates with other control units in the vehicle network via CAN bus connections.
Installation position and connections of the Audi A8 D3 4E airbag control unit
The Audi A8 D3 4E airbag control unit is strategically positioned in the interior, usually centrally below or behind the instrument panel, to ensure optimal protection and communication. It is connected to the vehicle via two main connectors, each of which connects the CAN comfort and CAN powertrain networks, as well as the airbag system's diverse sensors and actuators.
These connectors are often mounted on the side of the ECU and secured by locking brackets.
Access usually requires removing trim panels.
The exact pin assignment of the connectors may vary depending on the vehicle configuration.
The importance of Audi A8 D3 4E airbag control unit repair
Repairing the Audi A8 D3 4E airbag control unit is a cost-effective and environmentally friendly alternative to purchasing a new one, especially if the control unit is defective due to software errors, communication problems, or stored crash data. A professional repair restores the full functionality of the safety system and ensures the operational safety of your vehicle.
A broken airbag control unit impairs safety and can lead to failure of the vehicle inspection.
Specialized workshops offer tailor-made solutions, often including error analysis and deletion of crash data.
Quickly rectifying a failure is crucial to ensuring the driving safety of your Audi A8 D3 4E.
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.“
Automatically translated · Original: German
Abdul KS5 days ago„All great👍“
Automatically translated · Original: German
Edin Avdic6 days ago„All great, fast delivery. Thanks.“
Automatically translated · Original: German
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
