What is a Peugeot 207 I airbag control unit?
The Peugeot 207 I airbag control unit is the central electronic unit that instantly deploys all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors all accident sensors, stores important crash data, and signals faults via the warning light. This is crucial for safety in the Peugeot 207 I.
This intelligent control system processes precise signals from acceleration sensors and decides in milliseconds on the optimal deployment of the appropriate airbags. It is designed specifically for the Peugeot 207 I, built approximately from 2006 to 2015, including the Peugeot 207+ variants.
The airbag control unit is typically located in the center console or under the driver's seat, protected from external influences. Here, it connects to all airbag modules, seatbelt pretensioners, and sensors via special yellow-marked connectors to ensure safe operation.
Why is the Peugeot 207 I airbag control unit defective?
A Peugeot 207 I airbag control unit often becomes defective when crash data is stored after an accident, preventing it from being reset. Internal electronic errors, power supply problems, or communication disruptions can also cause failure. In such cases, a professional Peugeot 207 I airbag control unit repair is essential.
After a collision, the control unit stores indelible crash information that blocks reactivation of the airbag system and activates the airbag warning light. This is an important safety feature that requires post-crash inspection and airbag control unit repair.
Malfunctions can also be caused by internal component failures that disrupt signal processing or impair communication with other vehicle systems. Accurate diagnosis is crucial to identify the defect and repair the airbag control unit.
Sometimes, power supply issues or insufficient voltage can cause the control unit to fail, impairing its functionality. A professional Peugeot 207 I airbag control unit repair can correct these issues and restore the control unit to full functionality.
Common error codes for Peugeot 207 I airbag control unit repair
During Peugeot 207 I airbag control unit repairs, specific error codes are often read out that indicate internal problems with the control unit. These include codes such as B1000, indicating a communication error within the control unit, or 9651, which indicates a faulty supply voltage to the airbag module. These can be directly attributed to the airbag ECU.
- B1000 → Control unit communication error → Indicates problems in the data transmission between the airbag control unit and other vehicle systems or diagnostic devices, requiring a precise diagnosis.
- 9651 → Airbag control unit supply voltage error → Indicates an interruption or fluctuation in the power supply to the airbag control unit, which may affect its proper function.
What part numbers are available for the Peugeot 207 I airbag control unit repair?
For Peugeot 207 I airbag control unit repairs, several specific OEM and Bosch part numbers are relevant to ensure exact compatibility. These include Peugeot numbers such as 9663593480 and 9665699780, often combined with Bosch references such as 0285010112 or 0285010555. These are essential for precisely identifying the correct control unit.
- 9663593480 / Bosch 0285010112 → These OEM part numbers are confirmed and widely used for the Peugeot 207 I airbag control unit.
- 9665699780 / Bosch 0285010555 → Another verified original part number for the airbag control unit of the Peugeot 207 I.
- 9661440680 / Bosch 0285001745 → This OEM reference is also specific to the airbag control unit in the Peugeot 207 I and essential for the repair.