Airbag control unit with part number 86250-09031

What does the airbag control unit 86250-09031 do?

The control unit 86250-09031 is the airbag control unit of the restraint system (SRS) for SsangYong. It evaluates the signals from the crash sensors, decides on the triggering of airbags and seatbelt pretensioners, and monitors the system permanently.

The unit stores detected faults and displays them via the airbag warning light in the instrument cluster.

After an accident, it stores crash data and locks itself.

Why does the control unit 86250-09031 fail?

The most common cause with the 86250-09031 is crash data stored after an accident, even if no airbag has deployed. An ordinary diagnostic tool cannot erase it. Aged components, cold solder joints, moisture and corrosion, and voltage spikes are also possible causes.

Crash data is stored content, not component damage. As long as it is in the unit, normal reading out brings no remedy. The repair erases it.

The other causes concern the electronics. Over time, components age, solder joints can go cold, and moisture or corrosion affect the plug connections. Voltage spikes, for example from a weak battery or after a jump start, add further strain.

Which of these causes applies to your unit will be shown by the test.

How can you tell that the 86250-09031 is defective?

A defect in the 86250-09031 shows as the airbag warning light in the instrument cluster, either permanently or intermittently. In an emergency, the airbags and seatbelt pretensioners may then fail to deploy.

• Fault message in the instrument cluster
• Diagnostic tool gets no connection to the control unit
• Fault memory cannot be cleared

The light indicates the defect and is the reason to have the system checked promptly.

Which vehicles is the 86250-09031 fitted in?

The control unit 86250-09031 is fitted in these vehicles: SsangYong Kyron D100 (2005-2015).

The vehicles recorded for this part number are listed below.

• SsangYong Kyron D100 (2005-2015)

Compare the part number on the label of the removed unit with this page; that tells you that you have the right unit. Have the fault memory read out beforehand, because this result shows whether the control unit itself is defective or a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 285001367, 5WK42817D, 85050-09000, 85050-09001.

How does the repair of the 86250-09031 work?

First have the fault memory read out and enclose the log. Then disconnect the battery and only then remove the control unit 86250-09031. Afterwards, create a repair order online and send the unit in well packed.

At Airbag24 the unit is examined on the test bench, defective components are replaced, stored crash data is erased and a function test is carried out. Processing at Airbag24 usually takes 3–4 working days, referring to this work alone.

Afterwards, 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 86250-09031 get to Airbag24?

You send the control unit 86250-09031 as a parcel, or for an extra charge you book a UPS collection. After the repair, Airbag24 returns it by UPS.

Place the printed repair order in the parcel and pack the unit shock-proof.