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Ford Focus 2 ’04 Airbag Control Unit Repair
4M5T-14B056-AD · Label
- Label
- Connector
- Back
Ford Focus 2 ’04 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.
Notes
Mounting position
Repair type
Which repair matches your fault code?excluding VAT and shipping
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Matching part numbers
Your part number isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Our estimated repair time for this product is about: 3–4 business days
Which repair matches your fault code?
Below your code you can see what needs to be done.
Your error code isn't listed? The list isn't complete – we can usually repair it anyway. Simply create a repair order, or ask us first.
Specifications
- Make
- Ford
- Model
- Ford Focus
- Series
- 2 ’04 (2004-2007)2 ’04 Facelift (2004-2007)

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 Ford Focus 2 ’04 airbag control unit?
The Ford Focus 2 ’04 airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle. A Ford Focus 2 ’04 airbag control unit repair restores full functionality.
This electronic control unit (ECU) is specifically designed for airbag management. It processes signals from various crash and acceleration sensors.
Within milliseconds, the control unit decides whether and which airbags and belt tensioners need to be deployed. This ensures optimal protection for the vehicle's occupants.
After an accident, the device stores "crash data," which must be read and deleted. Only then is the system fully operational again.
Why is the Ford Focus 2 ’04 airbag control unit faulty?
The Ford Focus 2 ’04 airbag control unit can fail due to internal component failure, crash data storage after an accident, or communication issues. Such failures often result in an illuminated airbag warning light and require professional Ford Focus 2 ’04 airbag control unit repair.
After an accident, the control unit often permanently stores crash data, even if the vehicle appears undamaged. Because this data blocks the system, the memory must be professionally erased.
Internal electronic faults or age-related material fatigue can also cause a failure. In these cases, the airbag warning light in the cockpit will illuminate continuously.
Communication problems with other vehicle systems are another reason for malfunctions. A precise diagnosis at a specialist workshop is therefore essential.
Common error codes for Ford Focus 2 ’04 airbag control unit repair
During a Ford Focus 2 ’04 airbag control unit repair, specific error codes will occur that directly indicate a malfunction of the control unit itself. These are crucial for an accurate diagnosis, as they signal problems with the internal control or communication, rather than referring to sensors.
- B1342 → Control unit function faulty (statically stored) → Signals internal malfunction; airbag indicator light is permanently illuminated.
- B1000 → Control unit communication error → Indicates internal or connection errors in the control unit.
- 66535 → Control Unit Function Faulty → A general error code for a malfunction of the control unit.
What part numbers are available for the Ford Focus 2 ’04 airbag control unit repair?
For the Ford Focus 2 ’04 airbag control unit repair, seven part numbers are currently on file for this repair product, including the manufacturer part numbers 4M5T-14B056-BJ, 2M5T-14B056-DD and 2M5T-14B056-DE as well as the Bosch supplier part number 285001552; they belong to airbag control units of this model and can be stated in the repair order.
Further manufacturer part numbers on file are 2M5T-14B056-BD, 8M5T-14B321-BD and 9M5T-14B321-BA. Before placing the repair order, compare the number on the label of the airbag control unit with one of these numbers.
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…“
Automatically translated · Original: German
„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“
Automatically translated · Original: German
„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.“




