Airbag control unit with part number 86251-34080

What does the airbag control unit 86251-34080 do?

The airbag control unit 86251-34080 manages the restraint system (SRS) in the SsangYong vehicle. It evaluates the crash sensors, determines in the event of an impact which airbags and seatbelt pretensioners are triggered, and monitors the entire system while doing so.

Monitoring continues in the background for as long as the vehicle is in operation. If the control unit detects a fault, it stores it in memory and reports it to the airbag warning light.

After an accident, the control unit collects crash data and locks itself.

Why does the control unit 86251-34080 fail?

Crash data from an accident is most often responsible for the 86251-34080, even if no airbag has deployed. Ordinary diagnostic equipment cannot erase it, but Airbag24 deletes it during the repair. Ageing, moisture and voltage spikes are also suspected.

Stored crash data therefore does not require a deployed airbag.

Ageing affects the electronic components, cold solder joints are a matter of workmanship, and moisture and corrosion attack plug connections.

Voltage spikes arise, for example, from a weak battery or a jump start. Which cause applies in each case is determined by the examination on the test bench.

How can you tell that the 86251-34080 is defective?

A defect in the 86251-34080 shows up as an airbag warning light that stays on permanently or intermittently. Additionally there are fault messages in the instrument cluster, a diagnostic tool with no connection to the control unit, and a fault memory that cannot be cleared.

The airbag warning light signals a fault in the instrument cluster and thus indicates that the system has detected a problem. Without rectification, airbags and seatbelt pretensioners may possibly not deploy in an emergency.

The fault memory helps narrow things down once it has been read out.

Which vehicles is the 86251-34080 fitted in?

The control unit 86251-34080 is fitted in these vehicles: SsangYong Korando C200 2nd Facelift (2017-2019), C200 (2010-2013) and C200 1st Facelift (2013-2017). To check whether a car is included, compare the number on the label.

The list covers the vehicles in which this number appears in the matching.

• SsangYong Korando C200 2nd Facelift (2017-2019)
• SsangYong Korando C200 (2010-2013)
• SsangYong Korando C200 1st Facelift (2013-2017)

Compare the part number of the removed unit with the details on this page before you proceed. Have the fault memory read out beforehand, because only that log shows whether the control unit itself is defective or whether a plug or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers 86250-34140, 86250-34180, 86250-34580, 86250-34780, 8625034540.

How does the repair of the 86251-34080 work?

Before anything is removed, have the fault memory of the 86251-34080 read out and attach the log. Then disconnect the battery and remove the control unit. Airbag24 examines the unit, rectifies the defects and deletes the crash data before a function test follows. Processing at Airbag24 usually takes 3–4 working days.

Then create the repair order online and send in the well-packed unit.

At the end you receive your own unit back.

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 86251-34080 get to Airbag24?

The control unit 86251-34080 can be sent as a parcel, or you can book a UPS collection for an extra charge. After the repair it is returned to you by UPS. Place the printed repair order in the parcel and pack the unit shock-proof.

Close the parcel completely and pad it all round so that the unit arrives undamaged.