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Peugeot 408 II airbag control unit repair
Peugeot 408 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.
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Our estimated repair time for this product is about: 3–4 business days
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Specifications
- Make
- Peugeot
- Model
- Peugeot 408
- Series
- II (2014-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 Peugeot 408 II airbag control unit?
The Peugeot 408 II airbag control unit is the central safety unit that instantly activates all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors sensors, stores relevant crash data, and ensures the proper functioning of all airbag modules for maximum occupant safety.
As the heart of the passive safety system, the control unit (SRS ECU) processes signals from various sensors to accurately detect a collision. It acts as the brain, coordinating and controlling the activation of the protective mechanisms.
In addition to the front airbags for the driver and front passenger, the system also controls side and curtain airbags to ensure comprehensive protection. Communication with other vehicle systems takes place via the CAN bus.
Why is the Peugeot 408 II airbag control unit defective?
A Peugeot 408 II airbag control unit often fails because it stores crash data after an accident, requiring reprogramming. Internal malfunctions, overvoltage, or moisture can also cause a failure, causing the airbag warning light to stay lit and the system to lose its protective function.
The most common cause of a defect is the storage of crash data after an accident, even in minor impacts. This blocks the system and requires professional repair or a reset of the control unit.
Internal electronic components can fail due to age or faulty power supplies. Water ingress or improper repair attempts can also damage the sensitive module.
A malfunctioning airbag control unit deactivates the entire SRS system, which poses a significant safety risk. The airbag warning light in the cockpit reliably indicates such a fault, which requires expert diagnosis and subsequent repair at a workshop.
Common error codes for Peugeot 408 II airbag control unit repair
During Peugeot 408 II airbag control unit repairs, specific error codes often occur that indicate problems directly within the control unit. These B-codes in the OBD-II system signal communication problems, internal module errors, or stored crash data and are crucial for a precise diagnosis of the fault.
- B1000 → Control unit communication error → Signals faults in the data connection of the airbag ECU.
- B1015 → Faulty control unit module → Indicates internal defects or software errors in the airbag control unit.
- B1139 → SRS module error → Describes a general error within the safety restraint system.
- B1193 → Airbag module related error → Indicates an error specifically in the airbag control module.
- B1206 → Airbag RCM Error → Indicates problems with the restraint control module (RCM).
- B1342 → SRS system failure → Indicates a comprehensive failure in the entire SRS system.
- B1620 → SRS Error → Another generic code for a malfunction of the SRS system.
- B1649 → Accident detected, crash data saved → Indicates that the control unit has registered an impact and saved data.
What part numbers are available for the Peugeot 408 II airbag control unit repair?
For the Peugeot 408 II airbag control unit repair, the manufacturer part numbers 620260800, 9664058780 and 9800099380 are linked to this repair product. These numbers belong to airbag control units of this model. The part number is printed on the label of the airbag control unit and can be stated in the repair order.
Before you submit the repair order, check the part number against the part number list on this page.
Based on 246 reviews
What our customers say
„Ok.“
„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 fi…“
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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 👍“
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„Uncomplicated service. Fast and thorough. Can only recommend.“
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„All great👍“
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„All great, fast delivery. Thanks.“
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„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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„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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„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
„Ok.“



