What is a SsangYong Rexton W airbag control unit?
The SsangYong Rexton W airbag control unit is the central safety unit that activates all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle, essential for post-collision safety.
This electronic control unit (ECU) is responsible for the quick and reliable deployment of the airbags according to the programmed safety algorithms.
It is connected to various acceleration and impact sensors and acts as the heart of the passive safety system of the SsangYong Rexton W.
Why is the SsangYong Rexton W airbag control unit defective?
A SsangYong Rexton W airbag control unit often fails because crash data is permanently stored in memory after an accident. Internal memory errors ("ECU errors") or general communication problems can also lead to failure. Such defects require an urgent SsangYong Rexton W airbag control unit repair to restore safety.
The most common reasons for failure are the storage of crash data after an accident or internal error messages in the system itself.
In addition, voltage errors, such as a short circuit, or communication errors with other vehicle modules can lead to the loss of operational capability.
In such cases, a professional diagnosis is essential to determine the exact cause of the defect and repair the system.
Common error codes for SsangYong Rexton W airbag control unit repair
Specific trouble codes for the SsangYong Rexton W airbag control unit are not publicly documented. However, a SsangYong Rexton W airbag control unit repair is often indicated by generic codes such as B1000 (communication) or B1610 (crash data). These indicate internal problems that require immediate service.
- B1000 → Control unit communication error → Airbag ECU
- B1020 → Internal memory error → Airbag ECU
- B1231 → Control unit voltage error → Airbag ECU
- B1610 → Crash data stored → Airbag ECU
What part numbers are available for the SsangYong Rexton W airbag control unit repair?
For the SsangYong Rexton W airbag control unit repair, the exact OEM part numbers 86250-38040 (SsangYong/Bosch), 86250-08120, and 86250-08140 (SsangYong) are verified. These numbers are critical for compatibility and a successful repair or replacement of the airbag control unit to ensure safe operation.
The part number 86250-38040 is explicitly associated with the SsangYong Rexton as an airbag module and is associated with a Bosch MCU chip.
Other OEM part numbers such as 86250-08120 and 86250-08140 are also listed for the SsangYong Rexton and clearly refer to the airbag control units themselves.
It is important to note that no alternative replacement numbers from other suppliers (such as Continental or Siemens) have been found for these specific airbag control units of the SsangYong Rexton W.