Airbag control unit with part number 8V51-14B321-AG
Deleting crash data: please contact us briefly beforehand
For this control unit, deleting the crash data is often not possible. Please write to us briefly before you send it in – we will check your part number and tell you whether it is possible. Repairing a faulty control unit is not affected. Contact us →
Control unit repairs for part number 8V51-14B321-AG in our shop:
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Part number “8V51-14B321-AG” 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 8V51-14B321-AG do?
The airbag control unit 8V51-14B321-AG is the central control unit of the restraint system (SRS) for Ford. It evaluates the signals from the crash sensors and, in the event of an accident, decides within milliseconds which airbags and seatbelt pretensioners are triggered. It also monitors the system continuously.
The control unit reports faults in the system via the airbag warning light in the instrument cluster.
After an accident, it stores crash data and locks itself.
The unit is one of the safety-relevant components in the vehicle.
Why does the control unit 8V51-14B321-AG fail?
The 8V51-14B321-AG most often fails because of crash data stored after an accident, even if no airbag has been triggered. Other causes are aged electronic components, cold solder joints, moisture and corrosion at plug connectors, and voltage spikes, for example from a weak battery or a jump start. With this control unit, the crash data often cannot be erased; if you would like it erased, contact Airbag24 briefly before sending the unit in.
Further 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
How can you tell that the 8V51-14B321-AG is defective?
The airbag warning light in the instrument cluster lights up permanently or intermittently, and a fault message appears in the instrument cluster. The diagnostic tool cannot connect to the control unit 8V51-14B321-AG, and the fault memory cannot be erased. In an emergency, the airbags and seatbelt pretensioners may then fail to deploy.
A light that only comes on now and then still indicates a fault. Then have the fault memory read out.
Which vehicles is the 8V51-14B321-AG fitted in?
The control unit 8V51-14B321-AG is fitted in these vehicles: Ford Fiesta 7 ’09 (2008-2017).
The vehicles for which this part number is on record are listed here:
- Ford Fiesta 7 ’09 (2008-2017)
Compare the part number on the label of the removed unit with this page. This only confirms that it is the right unit. Have the fault memory read out beforehand, because only its result shows whether the control unit is defective or whether a plug or a cable is the cause. Check every digit of the number, including the letters at the end.
For the same vehicles, we also repair control units with the part numbers AA6T-14B321-CA, AA6T-14B321-EA, AA6T-14B321-FA, AE83-14B321-AD, AE83-14B321-AE, AE83-14B321-AF.
How does the repair of the 8V51-14B321-AG work?
First have the fault memory read out and enclose the log; then disconnect the battery and only then remove the control unit. Next, create a repair order online and send the 8V51-14B321-AG in, well packed. Airbag24 checks it on the test bench, replaces defective components and carries out a function test.
Processing at Airbag24 usually takes 3–4 working days, and this time covers only the inspection, repair and testing.
If you would like the crash data erased, contact Airbag24 briefly before sending the unit in.
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 8V51-14B321-AG get to Airbag24?
You send the control unit 8V51-14B321-AG in as a parcel, or book a UPS collection for an extra charge. After the repair, Airbag24 returns it by UPS.
Put the printed repair order into the parcel and pack the unit shockproof.
Pad the unit so that it does not shift in the box.
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.
4.8
Based on 241 reviews
What our customers say
„Ok.“
Zsolt Szabólast week„Works like a charm!“
Leoly4 weeks ago„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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Tokeh Tokeh6 days ago„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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Sven Wegenerlast week„Problem solved :-)“
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Fa D'Alast week„Everything went well“
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Mehdi Fattahilast week„Everything works great“
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Wolfgang Katenzlast week„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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Sophie Hoguetlast week„Uncomplicated, fast, correct.“
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Karl-Josef Backeslast week„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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Jean Philippe Amourouxlast week„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
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Christian Maegerlein2 weeks 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 f…“
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Gerd Goldammer2 weeks ago„Ok.“
Zsolt Szabólast week
