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Daihatsu Sirion M100 airbag control unit repair
Daihatsu Sirion M100 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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Repair type
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Our estimated repair time for this product is about: 3–4 business days
Which repair matches your fault code?
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Specifications
- Make
- Daihatsu
- Model
- Daihatsu Sirion
- Series
- M100 (1998-2004)

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 Daihatsu Sirion M100 airbag control unit?
The Daihatsu Sirion M100 airbag control unit is the central safety unit in the vehicle, activating all occupant restraint systems in the event of an accident. It continuously monitors sensors, stores relevant crash data, and ensures the proper functioning of all airbag modules and seatbelt pretensioners in the vehicle.
This compact electronic control unit, suitable for the first generation Daihatsu Sirion M100 (approx. 1998-2005), is specially designed for the airbag systems and belt tensioners installed there.
It continuously receives data from acceleration and crash sensors. In the event of an impact, the control unit evaluates these signals to deploy the airbags and seatbelt pretensioners in a timely manner, thus providing the best possible protection for the occupants.
Why is the Daihatsu Sirion M100 airbag control unit defective?
The Daihatsu Sirion M100 airbag control unit often fails because it stores crash data after an accident, which is cleared during the repair. Internal electronic errors due to aging or water damage can also lead to failure; after the repair, the control unit is immediately ready for use and the system is fully functional again — without any additional coding or programming.
A common cause of a malfunction is the storage of crash data after an accident. This data prevents the airbags from deploying again without prior repair or resetting of the module, which necessitates a professional Daihatsu Sirion M100 airbag control unit repair.
In addition, electronic components within the control unit can wear out or malfunction over time. Such failures are often indicated by a permanently illuminated airbag warning light, which requires precise diagnosis and repair.
Common error codes for Daihatsu Sirion M100 airbag control unit repair
During Daihatsu Sirion M100 airbag control unit repairs, specific error codes are often read out, indicating a malfunction directly within the control unit. These codes, such as 21 or 51, signal interruptions in the airbag squibs and require professional diagnosis and repair of the airbag electronics.
- Error code 21: Open circuit in the side airbag igniter → This code indicates a problem in the side airbag igniter circuit, which is detected directly by the airbag control unit.
- Error code 51: General interruption of the igniter (airbag ECU) → This code indicates a general interruption in the igniter circuit of the airbag system, which is also directly assigned to the control unit and requires a detailed error analysis.
These specific error codes relate directly to the function of the airbag control unit itself, not to external sensors or seatbelt pretensioners. A precise diagnosis is essential for a successful Daihatsu Sirion M100 airbag control unit repair.
What part numbers are available for the Daihatsu Sirion M100 airbag control unit repair?
For the Daihatsu Sirion M100 airbag control unit repair, a verified original manufacturer (OEM) part number is primarily known: 89170-97202. This number is specific to the airbag control unit of the Daihatsu Sirion M100 with a 1.0-liter engine (engine code EJDE) and is confirmed by trusted sources, making it easier to find replacement parts.
The only clearly verified OEM part number for the Daihatsu Sirion M100 airbag control unit is 89170-97202 from Daihatsu itself.
No other 100% verified OEM alternative or supplier part numbers (such as from Bosch, Continental or Autoliv) could be found for this specific airbag control unit, which narrows down the search for a suitable replacement part for the Daihatsu Sirion M100 airbag control unit repair.
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“
Automatically translated · Original: German
„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“
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„Ok.“



