Airbag control unit with part number 5Q0959555AR

What is the function of the airbag control unit 5Q0959555AR in the VW Golf 7?

The airbag control unit with part number 5Q0959555AR is the central control unit for the entire airbag system in a Volkswagen Golf 7 (Type 5G/AU). It continuously monitors the vehicle’s sensors and is responsible for correctly deploying the airbags and seatbelt pretensioners in the event of a crash.

As a safety-critical component, its flawless operation is essential to protect occupants. It processes data from acceleration and yaw rate sensors to assess the severity of an impact and swiftly determine which restraint systems need to be activated.

A defect in this control unit inevitably leads to a complete failure of the airbag system, indicated by a warning light illuminating on the dashboard. Therefore, prompt diagnosis and repair at the first sign of trouble are crucial.

What errors indicate a defective 5Q0959555AR control unit?

Typical signs of a faulty 5Q0959555AR control unit include a constantly illuminated airbag warning light, error codes stored in the fault memory such as “16712469 – Internal Error,” or communication issues. Following a crash, crash data is also saved, locking the unit and making repair unavoidable.

The causes of such defects are varied, ranging from internal electronic damage due to short circuits, problems caused by undervoltage (e.g., from a weak battery), to moisture damage or cable breaks within the vehicle.

Before removal, it is therefore essential to read out the fault memory using a professional diagnostic tool. This ensures our experts confirm that the fault truly lies within the control unit itself, rather than in an external component like a sensor or wiring harness.

How does Airbag24 handle the repair of the 5Q0959555AR?

At Airbag24, your 5Q0959555AR control unit is repaired through a standardized, certified process. After you submit it, our technicians perform a thorough fault diagnosis, fix any internal hardware defects, erase the stored crash data, and restore full functionality.

The process starts simply via our online store: you place your order for repair and send us the removed control unit. Our specialists then carry out the complete technical restoration, including precise erasure of crash data using specialized software and repair of sensitive electronics.

Following successful repair and final quality inspection, the control unit is promptly returned to you. Thanks to our experience, this process typically takes only a few business days, ensuring your vehicle is safely back on the road quickly.

Why is repairing with Airbag24 more sensible than buying a new one?

Repairing your original 5Q0959555AR airbag control unit at Airbag24 is the economically and technically superior solution. Compared to purchasing an expensive new unit, you often save 50–70% of the cost and avoid complicated coding procedures, as the original vehicle configuration remains intact.

A new factory‑made control unit is not only costly but must also be coded and programmed with your vehicle’s VIN at a specialized workshop—adding extra time and expense.

In contrast, our repair offers a sustainable and efficient alternative. As specialists in airbag control units with over 20 years of experience and more than 20,000 successful repairs, we guarantee top quality and reliability. Trust the expertise of the market leader.

Does the 5Q0959555AR airbag control unit need to be re‑coded after repair?

Since we at Airbag24 repair your original control unit, the vehicle‑specific coding is fully preserved. This means that, after installation, the unit becomes operational immediately without additional programming, saving you time and workshop costs.

Re‑coding is mainly required when a brand‑new or used control unit from another vehicle is installed. Our repair avoids this issue by retaining the original data, including the vehicle identification number (VIN).

If, in rare cases, adjustments are necessary, they can easily be performed by any qualified workshop. The key advantage remains: you receive your own component, perfectly matched to your vehicle, fully functional once again.

How do I order and ship my control unit for repair?

Ordering repair for your 5Q0959555AR control unit is incredibly simple through our online store. Add the repair service to your cart and select your preferred shipping method. You can either drop off the package at a UPS access point or arrange a convenient UPS pickup.

For sending your item to us, we offer two flexible options: you can ship the package yourself or arrange a convenient UPS pickup at your preferred location for just €15.

You also have a choice when returning the item: UPS Standard shipping is available. For faster delivery, we offer UPS Express shipping at an additional cost (from €17.90).