What is a Renault Wind I airbag control unit?
A Renault Wind I airbag control unit is the central control unit of the passive safety system, responsible for monitoring and activating the airbags and seatbelt pretensioners in the event of a collision. It receives signals from crash sensors, evaluates them in milliseconds, and, if necessary, triggers the ignition of the safety systems to optimally protect the occupants.
This robust electronic module is crucial for vehicle safety. It also stores relevant crash data and error codes for later diagnosis and maintenance in the workshop.
Why is the Renault Wind I airbag control unit defective?
The Renault Wind I airbag control unit can be defective or broken because it stores crash data after an accident or is damaged by electrical problems such as power surges. Such a failure is often indicated by a permanently illuminated airbag warning light and significantly impairs the vehicle's safety systems.
Because the control unit is safety-critical, it must be repaired or replaced after an airbag deployment to restore full system functionality. This prevents a persistent error message from being displayed.
Electrical problems such as a faulty power supply or CAN bus malfunctions can also cause a failure. A precise diagnosis in the workshop is essential for a successful Renault Wind I airbag control unit repair.
Common error codes for Renault Wind I airbag control unit repair
When diagnosing a defective Renault Wind I airbag control unit, specific error codes appear that directly indicate problems with the unit itself. These codes help specialized workshops quickly identify the exact source of the fault and initiate the necessary Renault Wind I airbag control unit repair.
- B10C1 → Airbag control unit defective → Internal error in the airbag ECU, often after a crash or in the event of a hardware defect.
- B10CB → Airbag control unit defective → Another indication of an internal error or a malfunction of the control unit.
- B1040 → Voltage out of tolerance → Problems with the power supply to the airbag ECU or internal voltage converters.
- B1050 → CAN data bus faulty → Communication problems between the control unit and other vehicle systems via the CAN bus.
What part numbers are available for the Renault Wind I airbag control unit repair?
For a successful Renault Wind I airbag control unit repair, precise OEM part numbers are crucial to ensure compatibility and find the right replacement part. Verified original part numbers for the Renault Wind I Cabriolet include specific numbers from Renault that precisely match this vehicle model.
- 8201220840 (Renault OEM) – Genuine airbag control unit for Renault Wind I (approx. 2010–2014) with engine code D4F782.
- 40998705 (Renault OEM) – Equivalent original part number for the airbag control unit of the Renault Wind I.
- 8201029886 (Renault OEM) – Confirmed airbag control unit module DAEX44 for Renault Wind I (approx. 2010-2014).