What is a Peugeot 108 I airbag control unit?
A Peugeot 108 I airbag control unit is the central control unit of the passive safety system, essential for Peugeot 108 I airbag control unit repair. It continuously monitors sensors, detects accidents, and precisely activates airbags and seatbelt pretensioners to optimally protect the occupants. After an impact, it also stores important crash data for diagnostic purposes.
This electronic module is crucial for vehicle safety and ensures that all restraint systems function as intended in an emergency. It receives lightning-fast signals from acceleration sensors and decides on the necessary triggering mechanisms.
The control unit's function is complex, managing various ignition circuits and sensor interfaces. It is seamlessly integrated into the vehicle's electronics to ensure reliable communication and precise operation.
Why is the Peugeot 108 I airbag control unit defective?
A Peugeot 108 I airbag control unit can become defective due to internal electronic components failing due to aging, overvoltage, or even moisture. Furthermore, it becomes inoperable after an accident because irreversible crash data is stored, necessitating a professional Peugeot 108 I airbag control unit repair.
Common causes of failure include internal electronic malfunctions or communication errors with other vehicle systems. These problems often manifest themselves in a persistent airbag warning light and the failure of the entire safety system.
After a minor or serious accident, the device stores "crash data" that prevents further use without a professional reset. This data blocks functionality and requires specialized repair at a specialized workshop.
Common error codes for Peugeot 108 I airbag control unit repair
When repairing the Peugeot 108 I airbag control unit, error code B1000 is the most common and critical indicator of a defect. This code directly indicates an internal malfunction or communication error within the control unit itself, requiring immediate diagnosis.
- **B1000** → Control unit communication error → The airbag control unit cannot communicate properly with other vehicle systems.
- **B1000** → Control unit defective / internal fault → There is an internal hardware or software malfunction in the airbag control unit, which signals its failure.
- **Crash data stored** → Deployed airbags after an accident → Permanent storage of accident data that can only be reset by special diagnostic and repair services.
What part numbers are available for the Peugeot 108 I airbag control unit repair?
For a successful Peugeot 108 I airbag control unit repair, various OEM part numbers are relevant. These come from reputable suppliers like TRW or directly from Peugeot. These numbers guarantee 100% compatibility and original manufacturer authenticity for your specific vehicle model, especially for models from 2014 onwards.
Identifying the correct part number is crucial for sourcing a suitable replacement part or professional repair. Incorrect parts can severely impair the functionality of safety systems and lead to further failures.
The main suppliers for Peugeot 108 airbag control units are TRW and Peugeot itself. Bosch or Continental specific numbers could not be clearly validated for this model.
- **TRW (supplier):**
- **89170-0H190:** Original OEM airbag control unit, commonly installed in Peugeot 108 models (approx. 2014-2025).
- **337644-101:** Alternative OEM part number from TRW for the same function as 89170-0H190.
- **89170-0H210:** Another original OEM airbag control unit variant from TRW.
- **337644-102:** Alternative OEM part number from TRW for version 89170-0H210.
- **Peugeot (Original):**
- **892450-D020:** Original OEM airbag control unit directly from Peugeot.
- **9494738:** Original OEM airbag control unit, specifically for the 1.0 VTi version of the Peugeot 108.