Airbag control unit with part number 8670A012E

What is the function of the airbag control unit 8670A012E?

The airbag control unit 8670A012E is the central control module for the occupant protection system in the Peugeot 4007 I. It processes data from crash sensors and is responsible for precisely and promptly deploying airbags and seatbelt pretensioners in the event of a collision, thereby providing optimal protection for vehicle occupants.

The unit continuously monitors all connected components, including the airbags themselves, seatbelt pretensioners, and associated sensors. Proper functionality is essential for the vehicle’s passive safety.

In case of a malfunction, the entire system is often deactivated for safety reasons, indicated by the SRS warning light. Professional diagnosis and repair are then indispensable.

Why does the control unit 8670A012E fail?

The most common cause of failure for the control unit 8670A012E is the storage of crash data after an accident, which results in the unit being locked out. Other causes include physical damage to wiring and connectors, water damage, or internal electronic malfunctions in individual components.

After an airbag deployment, the control unit stores crash event data. This safety‑related process locks the device until it has been professionally reset and inspected.

Additionally, external factors such as moisture can lead to corrosion and short circuits on the circuit board. Mechanical stress within the vehicle may also cause broken wires or loose connectors, disrupting communication throughout the system.

How do you recognize a fault with the 8670A012E?

A defective airbag control unit 8670A012E primarily manifests as a permanently illuminated SRS warning light on the dashboard, which does not extinguish after starting the vehicle. Furthermore, error messages may appear on the display indicating a malfunction in the restraint system and showing that the airbags are disabled.

The most noticeable sign is the airbag or SRS warning light. Its continuous illumination indicates that the control unit has detected a system error and can no longer ensure protective functions, posing a significant safety risk.

Another clear symptom is the appearance of error messages on the vehicle’s display, directly pointing to an issue with the airbag system and requiring immediate inspection at a workshop.

In which models is the 8670A012E installed?

The airbag control unit with part number 8670A012E is specifically designed for vehicles manufactured by Peugeot. At Airbag24, this control unit is accepted for repair exclusively for the first-generation Peugeot 4007 (model years 2007–2012), as it was originally fitted in these vehicles.

At Airbag24, we repair part number 8670A012E for the following model:

Peugeot 4007 I (2007–2012)

How is the 8670A012E professionally repaired?

Repair of the control unit 8670A012E at Airbag24 follows a systematic diagnostic and restoration process. Upon receipt, the unit is inspected, its fault memory is read, and the exact cause of the issue is identified. Defective components are then replaced, and stored crash data is erased.

After submission to Airbag24, our technicians use state-of-the-art diagnostic equipment to determine whether repair is feasible. Often, only individual components are affected, offering a cost-effective alternative to expensive replacement purchases.

Depending on the nature of the defect, restoration includes proper erasure of crash data, replacement of damaged parts, or repair of connector assemblies. Each repair aims to fully restore the control unit’s functionality.

Finally, the unit undergoes a comprehensive functional test. We provide a 12-month warranty on all repairs performed.

What shipping options are available at Airbag24?

To send your control unit to Airbag24, you can either drop it off yourself free of charge or arrange a paid UPS pickup. For return shipping, we offer free standard UPS delivery, with the option of faster UPS Express shipping. Both options are also available with cash-on-delivery.

For sending your removed control unit back, you have two choices: you can ship it yourself or book the convenient UPS pickup service, which collects the package directly from your location.

Return shipping of the repaired unit is provided free of charge via standard UPS delivery. If you require expedited service, UPS Express shipping is available for an additional fee.

Both standard and express return options can be combined with cash-on-delivery upon request. Alternatively, personal pickup at our workshop is also possible.