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SsangYong Rexton Y400 airbag control unit repair
SsangYong Rexton Y400 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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Our estimated repair time for this product is about: 3–4 business days
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Specifications
- Make
- SsangYong
- Model
- SsangYong Rexton
- Series
- Y400 (2017-2020)Y450 (2021-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 SsangYong Rexton Y400 airbag control unit?
The SsangYong Rexton Y400 airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It continuously monitors sensors, stores crash data, and ensures the precise function of all airbag modules and seatbelt pretensioners. This module is essential for SsangYong Rexton Y400 airbag control unit repair.
It is specifically designed for the SsangYong Rexton Y400, model years 2017 to 2020. This module integrates seamlessly into the complex vehicle safety network.
The control unit processes signals from various airbag and belt tensioner sensors. It features extensive diagnostic capabilities for precise fault detection in the airbag system.
Communication with the vehicle's electrical system takes place via the CAN bus. This enables rapid data exchange with other control units such as ABS or ESP for comprehensive safety.
It controls the deployment of up to nine airbags, including front, side, curtain, and knee airbags. Coordination with seatbelt pretensioners ensures optimal occupant protection in the event of a collision.
Typically, the control unit is mounted centrally in the passenger compartment, often under the passenger seat or in the center tunnel area. It uses multi-plug connectors to securely connect all components.
Why is the SsangYong Rexton Y400 airbag control unit defective?
A SsangYong Rexton Y400 airbag control unit typically fails due to internal component malfunctions, an accident that stores crash data, or communication problems within the system. These problems then trigger the airbag warning light and require professional SsangYong Rexton Y400 airbag control unit repair.
Internal damage such as short circuits or overvoltages can impair the functionality of the control unit. This often manifests itself in implausible resistance values in the airbag circuits.
After an impact, the control unit irreversibly stores the crash data. This makes repair or replacement necessary to restore system readiness, even if the unit appears mechanically intact.
Errors in CAN bus communication can also lead to failure. The control unit can then no longer communicate correctly with other vehicle systems or process sensor information.
Moisture ingress or age-related material fatigue of electronic components can also cause the control unit to fail. Early diagnosis prevents more serious problems.
Symptoms include a persistent airbag warning light or specific error codes in the error log. A thorough diagnosis is the first step to a successful SsangYong Rexton Y400 airbag control unit repair.
Common error codes for SsangYong Rexton Y400 airbag control unit repair
SsangYong Rexton Y400 airbag control unit repair typically involves reading OBD-II B codes, which indicate internal control unit problems or communication errors. These codes are crucial for pinpointing the exact cause of the malfunction and initiating repairs.
The following codes are examples of control unit-specific errors based on general airbag diagnostic standards, as no specific OEM lists for the Rexton Y400 are publicly available:
- B1000 → Control unit communication error → A malfunction in the data transmission between the airbag ECU and the vehicle electrical system.
- B0091 → ECU Error / Internal ECU Problems → An internal defect or malfunction of the airbag control unit hardware or software.
- B0010 → Driver Side Airbag Circuit Malfunction → A problem in the driver side airbag electrical circuit, often caused by the control module itself.
- B0040 → Passenger Airbag Module Error → A defect or malfunction in the passenger airbag module circuit detected by the control unit.
For a precise SsangYong Rexton Y400 airbag control unit repair, access to manufacturer-specific diagnostic tools or databases such as Bosch ESI[tronic] is essential. This ensures the highest accuracy in troubleshooting and repair.
What part numbers are available for the SsangYong Rexton Y400 airbag control unit repair?
Unfortunately, exact OEM part numbers for the SsangYong Rexton Y400 airbag control unit are not available in publicly accessible sources. These safety-relevant components are obtained from official manufacturer catalogs or professional databases. However, for a successful SsangYong Rexton Y400 airbag control unit repair, precise identification of the part number is crucial.
Our research did not yield any direct, verified matches for exact OEM or supplier part numbers for the SsangYong Rexton Y400 airbag control unit. This is common for safety-critical components.
Part numbers are usually only listed in official SsangYong spare parts catalogs or professional databases such as TecDoc/TecAlliance. Major suppliers such as Bosch and Continental also maintain them in their systems.
To obtain the exact part number for your SsangYong Rexton Y400 airbag control unit repair, we recommend contacting an authorized SsangYong dealer directly or accessing specialized workshop databases. This ensures that the correct component is used for your repair.
The part number is essential for compatibility and proper function of the airbag system. Incorrect part numbers can lead to malfunctions or improper activation.
An example formatting would be: SsangYong OEM (e.g., 95910-XXXXX) or supplier (e.g., Bosch 0 285 00X XXX). Without access to these sources, we cannot provide specific numbers needed to repair your device.
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“
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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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