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Mazda CX-90 KH airbag control unit repair
Mazda CX-90 KH 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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Not sure? Just send us an enquiry or give us a call — we're happy to advise you.
4.8Google reviews of our shop(246)
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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.
Repair time
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.
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
4.8Based on 246 reviewsView all reviews →
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 finally pass the HU there again (failed because of the red light for the airbag). Today the message came from SWE, the car is running again, the red light is off and the HU was also passed. Once again many thanks for the help in need. Keep it up and maybe word will also spread in SWE that Airbag 24 does great work. Regards Gerd
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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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What is a Mazda CX-90 KH airbag control unit?
The Mazda CX-90 KH airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores relevant crash data, and ensures the proper functioning of all airbag modules and seatbelt pretensioners in the vehicle to ensure maximum safety.
This electronic control unit is responsible for the precise deployment of the airbags based on real-time sensor information. It coordinates the response of various passive safety systems in the vehicle.
Supported safety features include front, side, and head airbags, as well as knee airbags, which are activated depending on the type and severity of the accident.
Why is the Mazda CX-90 KH airbag control unit defective?
A Mazda CX-90 KH airbag control unit often fails because it permanently stores crash data after an accident, internal components are damaged by overvoltage, or age-related material fatigue occurs. Such defects usually lead to an illuminated airbag warning light and a necessary repair.
After an accident, the control unit often locks up because it stores crash data and needs to be reset for reuse. Electrical problems such as short circuits or overvoltage in the vehicle's electrical system can also damage internal components.
A malfunction may be indicated by a permanently illuminated airbag warning light or by the system not deploying correctly in an emergency. A professional diagnosis is essential for Mazda CX-90 KH airbag control unit repair.
Common error codes for Mazda CX-90 KH airbag control unit repair
During a Mazda CX-90 KH airbag control unit repair, specific error codes such as B1000, B1994, and B1998 are common. These codes directly indicate problems within the airbag control unit or its monitoring functions and require targeted troubleshooting.
- B1000 → Control unit communication error → Cause: Internal fault in the control unit or problems with the data connection.
- B1994 → Driver airbag module circuit high resistance → Cause: The control module detects a faulty resistance in the driver airbag circuit, often caused by internal control module problems or wiring.
- B1998 → Passenger airbag module circuit high resistance → Cause: The control unit measures too high resistance in the passenger airbag circuit, which indicates an internal fault in the control unit or the wiring.
What part numbers are available for the Mazda CX-90 KH airbag control unit repair?
For Mazda CX-90 KH airbag control unit repairs, only the original OEM part numbers KMV657K30B and KMV657K30A are valid and must be used. These part numbers are 100% verified and ensure that they are the exact original control unit for your vehicle, enabling a professional repair.
The following OEM numbers are relevant for the airbag control unit (SAS Unit) of the Mazda CX-90 KH:
- KMV657K30B (OEM Original Mazda Airbag Control Unit)
- KMV657K30A (OEM Original Mazda Airbag Control Unit)
No alternative or replacement part numbers from suppliers such as Bosch or Continental could be confirmed with certainty for this specific model and assembly. Other numbers belong to brackets or sensors, not to the control unit itself, which is important for the Mazda CX-90 KH airbag control unit repair.
4.8
Based on 246 reviews
What our customers say
„Ok.“
Zsolt Szabólast week„Works like a charm!“
Leolylast month„Everything went perfectly, I can only recommend it.“
Automatically translated · Original: German
ka irgendwas2 days 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 fi…“
Automatically translated · Original: German
Gerd Goldammer3 days ago„Airbag control unit Fiat 500 was broken. Hard to believe but they can really repair it! Recommendation!!“
Automatically translated · Original: German
Christian Maegerlein5 days ago„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 👍“
Automatically translated · Original: German
Toni Buien6 days ago„Uncomplicated service. Fast and thorough. Can only recommend.“
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Abdul KS6 days ago„All great👍“
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Edin Avdiclast week„All great, fast delivery. Thanks.“
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Andrej Ivanovlast week„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“
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Dennis Welast week„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 Tokehlast week„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„Ok.“
Zsolt Szabólast week
