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Daihatsu Granmax S400 airbag control unit repair
Daihatsu Granmax S400 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 Granmax
- Series
- S400 (2007-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.
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4.8What is a Daihatsu Granmax S400 airbag control unit?
The Daihatsu Granmax S400 airbag control unit repair is the central electronic unit of the restraint system. It uses sensors to analyze the severity of an accident and decides within milliseconds which airbags and seatbelt pretensioners need to be activated for the safety of the vehicle's occupants.
This control unit continuously monitors signals from acceleration sensors, crash sensors, and belt and seat occupancy sensors.
The collected data is processed in real time to ensure precise activation of the safety systems. The system features a self-diagnosis function that detects malfunctions and reports them via the on-board diagnostics (OBD).
Why is the Daihatsu Granmax S400 airbag control unit defective?
A Daihatsu Granmax S400 airbag control unit can become defective due to stored crash data after an accident, age-related wear and tear on electronic components such as capacitors, overvoltage in the vehicle electrical system, or moisture. These factors impair the proper functioning of the safety-relevant component and require repair.
After an impact, the airbag control unit irreversibly stores crash data, which often requires replacement or professional resetting.
Electrical problems, such as short circuits or overvoltage, can also damage the device's sensitive electronics. Defects in the control unit are typically signaled by illuminated airbag warning lights or specific error codes that facilitate diagnosis.
Common error codes for Daihatsu Granmax S400 airbag control unit repair
There are no specific, verified OEM trouble codes for the Daihatsu Granmax S400 airbag control unit repair for this model. However, common OBD-II codes can indicate problems with the airbag control unit. Therefore, a targeted diagnosis is essential to determine the exact cause of the error.
- B0010 → Driver's Airbag Circuit Fault → Malfunction in the driver's airbag circuit
- B0040 → Passenger Airbag Module Fault → Fault in the passenger airbag module or its wiring
- B0091 → Control Module Issues → Internal problems of the airbag control unit itself
- B1342 → Crash data stored (Daihatsu) → Crash information stored in the control unit after an accident
These codes are examples of common airbag control unit errors that can occur in various vehicles.
A precise fault analysis for the Granmax S400 requires professional diagnostic systems with access to manufacturer-specific data. Specialized workshops with the appropriate equipment can identify the exact cause of your airbag control unit's failure.
What part numbers are available for the Daihatsu Granmax S400 airbag control unit repair?
No exact, verified OEM part numbers are currently available for the Daihatsu Granmax S400 airbag control unit repair. Therefore, airbag control unit compatibility must always be verified using the number on the original part or by consulting a professional vehicle database.
Finding precise OEM part numbers for the Daihatsu Granmax S400 airbag control unit is difficult because public databases often do not provide specific information.
We recommend checking professional databases such as TecDoc/TecAlliance or manufacturers such as Bosch, Continental, or Siemens directly. Alternatively, authorized Daihatsu dealers or specialized airbag repair shops can determine the correct part number for a successful repair or replacement.
Based on 246 reviews
What our customers say
„Ok.“
„Works like a charm!“
„Everything went perfectly, I can only recommend it.“
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„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.“



