
Airbag control unit with part number D2BT-14B321-BE
Control unit repairs for part number D2BT-14B321-BE in our shop:

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Part number “D2BT-14B321-BE” isn't linked to every vehicle in our database – we can usually repair it anyway. Select your vehicle and we'll show you the matching repair:
What does the airbag control unit D2BT-14B321-BE do?
In the Ford, the airbag control unit D2BT-14B321-BE is the central switching point of the restraint system (SRS). It evaluates the signals from the crash sensors, determines within milliseconds in an accident the triggering of airbags and seatbelt pretensioners, and monitors the system continuously. Faults are indicated via the airbag warning light.
After an accident, the unit stores crash data and locks itself. This behaviour is part of the safety concept and is firmly built into the control unit.
The sensors continuously report measured values to the control unit. Every decision on a deployment is based on their evaluation.
Why does the control unit D2BT-14B321-BE fail?
Stored crash data is the most common cause on the D2BT-14B321-BE, even when no airbag has deployed. A normal diagnostic tool cannot erase it. Other causes at a glance:
- aged electronic components
- cold solder joints
- moisture and corrosion at plug connectors
- voltage spikes, for example from a weak battery or a jump start
That no airbag has deployed does not mean nothing was stored. Only reading out the unit shows which data is present. Airbag24 erases the crash data during the repair.
How can you tell that the D2BT-14B321-BE is defective?
On the D2BT-14B321-BE, the airbag warning light in the instrument cluster indicates a defect by lighting up permanently or intermittently. An error message in the instrument cluster, no connection to the diagnostic tool and a fault memory that cannot be cleared are further signs.
In an emergency, the airbags and seatbelt pretensioners may possibly not trigger. If such an indication appears, have the system checked promptly.
Which vehicles is the D2BT-14B321-BE fitted in?
The control unit D2BT-14B321-BE is fitted in these vehicles: Ford Fiesta 7 ’09 (2008-2017).
The list below shows the vehicles that Airbag24 has assigned to this unit.
- Ford Fiesta 7 ’09 (2008-2017)
Compare the part number on the label of the removed unit with this page. This only ensures that you have the correct unit. Have the fault memory read out beforehand, because only that shows whether the control unit is defective or whether a plug or cable is the cause.
For the same vehicles, we also repair control units with the part numbers C1BT-14B321-CF, H1BT-14B321-AH, H1BT-14B321-AJ.
How does the repair of the D2BT-14B321-BE work?
First, have the fault memory read out and enclose the log. Then disconnect the battery, only then remove the D2BT-14B321-BE and create a repair order online.
Then send the unit in well packed. At Airbag24, checking, repairing and function testing usually take 3–4 working days. There, defective components are replaced, stored crash data is erased and a function test is carried out.
Afterwards your own unit is returned to you. Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.
How does the control unit D2BT-14B321-BE get to Airbag24?
You can send the D2BT-14B321-BE as a parcel or have it collected by UPS for an extra charge. After the repair, Airbag24 returns it by UPS.
The printed repair order goes into the parcel, and you pack the unit shock-proof.
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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What our customers say
„Ok.“
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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“
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„Problem solved :-)“
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„Everything went well“
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„Everything works great“
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„Ultra satisfied with this company. My computer was repaired quickly and works perfectly again! Communication is exemplary (emails, SMS...). Very serious company, thank you!“
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„Uncomplicated, fast, correct.“
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„Airbag control unit sent: the handling of it was immediate and very serious. The returned control unit was fitted without any problem and works perfectly. Very satisfied!“
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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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„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 f…“
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„Ok.“



