What is a Toyota Wigo XA10 airbag control unit?
The Toyota Wigo XA10 airbag control unit is the central safety unit in the vehicle, which activates all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors sensors in the vehicle, stores relevant crash data, and ensures the proper functioning of all connected airbag modules. This is essential for safety after a crash and often requires professional repair or reset.
This control unit serves as the brain of the passive safety system. It receives signals from impact sensors and decides on the necessary triggering measures in milliseconds.
Its primary function is to provide optimal protection for the occupants in the event of a collision. A professional repair of the Toyota Wigo XA10 airbag control unit is crucial for restoring vehicle safety.
Why is the Toyota Wigo XA10 airbag control unit defective?
The Toyota Wigo XA10 airbag control unit can fail for a variety of reasons, most commonly after an accident, as crash data is permanently stored and requires resetting. Internal electronic errors, surges, or short circuits can also cause failure, necessitating repair or replacement of the system and activating the airbag warning light.
A common cause of a defect is the deployment of the airbags in an accident. The control unit then stores the crash data as a "hard crash" and must be reset or replaced to regain full functionality.
Faulty internal components or corrosion caused by moisture can also lead to failure. This is often indicated by a persistent airbag warning light, which requires immediate diagnosis and repair.
Common error codes for Toyota Wigo XA10 airbag control unit repair
When diagnosing a faulty Toyota Wigo XA10 airbag control unit, specific error codes will appear that indicate problems within the unit or with connected components. These codes are crucial for identifying the exact cause of the failure and performing targeted repairs that restore safety and functionality.
- **B1000** → Control unit communication error → Internal communication failure or software problem in the control unit.
- **B1811** → Driver airbag sliding contact error → Problem with the spiral cable on the steering wheel that connects to the driver airbag.
- **B1771** → Seat occupancy system historical error → Previous, no longer active error in the seat occupancy sensor that is stored in the control unit.
- **B1920-B1928** → Short/Open Codes After Crash → Various problems with airbag circuits (e.g. short circuit, open circuit) after a crash that require a reset of the control module.
What part numbers are available for the Toyota Wigo XA10 airbag control unit repair?
The primary and verified OEM part number for the Toyota Wigo XA10 airbag control unit is 89048-0D030, directly from Toyota. It is strongly recommended to check the vehicle identification number (VIN) to ensure exact compatibility, as there are no separately listed OEM part numbers from suppliers such as Bosch or Continental for this specific unit.
Part number 89048-0D030 is the standard OEM designation for the airbag control unit in the Toyota Wigo XA10. This has been verified through official Toyota catalogs and databases such as Partsouq and TecDoc.
Neither Bosch, Continental, Siemens, nor Autoliv carry their own OEM part numbers for this specific airbag control unit, as they typically manufacture it as a genuine part according to Toyota specifications. A professional repair can restore the functionality of these original parts.
Toyota Wigo XA10 Airbag Control Unit Repair: Technical Details & Compatibility
A professional repair of the Toyota Wigo XA10 airbag control unit restores the safety system's full functionality and saves money compared to purchasing a new one. This control unit, suitable for the XA10 chassis from approximately 2014 to 2020, is crucial for the deployment of front and side airbags, as well as seat belt pretensioners. Compatibility should always be checked using the VIN to ensure safe repair.
Technical specifications of the Toyota Wigo XA10 airbag control unit
The airbag control unit for the Toyota Wigo XA10 is a compact and robust unit. It typically weighs between 0.5 and 1.0 kg and is designed for an operating voltage of 9–16 V DC.
It communicates with other vehicle systems via the CAN bus and is certified according to automotive standards such as ISO/TS 16949 and ECE-R94. Its temperature range extends from -40°C to +85°C, ensuring its reliability under extreme conditions.
This system is IP5X certified, providing protection against dust and vibrations. A professional repair service can resolve any issues with this complex electronics.
Compatible vehicle models for Toyota Wigo XA10 airbag control unit repair
The airbag control unit is designed specifically for the Toyota Wigo model with the XA10 chassis. It is typically found in vehicles produced between 2014 and 2020.
It is compatible with the 5-door compact hatchback variants equipped with 1.0L to 1.2L gasoline engines. The exact equipment (e.g., number of airbags) may vary depending on the market and regional model variant.
To ensure 100% compatibility for the Toyota Wigo XA10 airbag control unit repair, verifying the vehicle identification number (VIN) is essential. Our workshop offers comprehensive diagnostics and support for this.
Installation position and connections of the Toyota Wigo XA10 airbag control unit
The airbag control unit is typically located centrally in the vehicle interior, often under the center console or driver's seat. This protected position minimizes the risk of damage in the event of an impact.
It features several connectors, including ground connections, CAN bus interfaces for communication with the vehicle network, and sensor inputs for crash sensors, airbags, and seatbelt pretensioners. A diagnostic interface (OBD2) is accessible inside the vehicle for maintenance and repair work.
Precise installation and correct connection of all cables are crucial for proper functionality after a repair of the Toyota Wigo XA10 airbag control unit. We offer professional service for this complex task.