Airbag control unit with part number 285584184R

What does the airbag control unit 285584184R do?

The airbag control unit 285584184R coordinates the restraint system (SRS) of Renault. In a crash it decides within milliseconds which airbags and seatbelt pretensioners to trigger, relying on the signals from the crash sensors.

During operation it monitors the entire system. If it detects a fault, it displays this via the airbag warning light in the instrument cluster.

As soon as a crash has occurred, the unit stores crash data and locks itself.

Why does the control unit 285584184R fail?

The most common cause with the 285584184R is crash data stored after a crash, even if no airbag has triggered. Other possible causes include aged electronic components, cold solder joints, moisture and corrosion at connectors, and voltage spikes.

A standard diagnostic tool cannot remove the crash data. Airbag24, however, deletes it during the repair.

Voltage spikes occur, for example, from a weak battery or from jump-starting. Moisture and corrosion at connectors also affect the electrical contact.

How can you tell that the 285584184R is defective?

The airbag warning light in the instrument cluster lights up constantly or only intermittently as soon as there is a defect in the 285584184R. At the same time, a fault message may appear in the instrument cluster, while the diagnostic tool gets no connection to the control unit and the fault memory cannot be cleared.

In that case, the airbags and seatbelt pretensioners may fail to trigger in an emergency. An early check is therefore advisable.

Which vehicles is the 285584184R fitted in?

In this vehicle, the control unit 285584184R is installed in Renault: Renault Mégane III (2008-2016). The assignment applies only to this unit.

An overview of the vehicles:

• Renault Mégane III (2008-2016)

Comparing the part number on the label of the removed unit with this page only confirms that it is the right unit. Afterwards, have the fault memory read. Only this result shows whether the control unit is defective or whether a connector or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 285581365R, 8200962388, 985105478R.

How does the repair of the 285584184R work?

At Airbag24, checking, repairing and testing the 285584184R usually take 3–4 working days. Your steps are: read out the fault memory and attach the log, disconnect the battery, and only then remove the unit. Then create a repair order online and send the unit in well packed.

Airbag24 examines the unit on the test bench, replaces defective components and deletes stored crash data. Afterwards comes a functional test, and then your own unit is returned to you. Our repairs come with 2 years' statutory liability for defects. The repaired control unit comes back with all vehicle data and is ready for use as soon as it is refitted — no coding or programming is required.

How does the control unit 285584184R get to Airbag24?

You ship the control unit 285584184R to Airbag24 as a parcel, or book a UPS collection for an extra charge. After the repair, the return is made by UPS.

Pack the unit shockproof and put the printed repair order into the parcel.