Airbag control unit with part number 95910-B8100

What does the airbag control unit 95910-B8100 do?

The airbag control unit 95910-B8100 is the central control unit of the restraint system (SRS) at Hyundai. It continuously checks the sensor signals, selects the appropriate airbags and seatbelt pretensioners in the event of an impact and triggers them within milliseconds.

In the background the unit monitors the entire system. If it detects a fault, it switches on the airbag warning light in the instrument cluster.

In the event of an accident the control unit stores crash data and locks itself. The lock is lifted only by a repair.

Why does the control unit 95910-B8100 fail?

The most common reason for a failure of the 95910-B8100 is crash data from an accident, even if no airbag has triggered; a normal diagnostic tool cannot erase it. Aged electronic components, cold solder joints, moisture and corrosion at plug connections, and voltage spikes are also possible.

Such data remains in memory even if no airbag has triggered. Airbag24 erases it during the repair.

Electronic components wear out with age, solder joints can turn cold, and moisture or corrosion affect plug connections. Voltage spikes, such as those from a weak battery or when connecting jump leads, further stress the circuitry.

How can you tell that the 95910-B8100 is defective?

A defect on the 95910-B8100 shows up as an airbag warning light that stays on constantly or intermittently in the instrument cluster, as well as error messages in the instrument cluster. In addition, the diagnostic tool cannot establish a connection to the control unit, and a fault memory cannot be erased. In that case airbags and seatbelt pretensioners may not trigger in an emergency.

The warning light reports a fault itself, so it is worth having the system read out promptly.

Which vehicles is the 95910-B8100 fitted in?

The 95910-B8100 is fitted in these vehicles: Hyundai Santa Fe DM (2012-2015) and DM Facelift (2015-2018).

The models assigned to this part number follow below.

• Hyundai Santa Fe DM (2012-2015)
• Hyundai Santa Fe DM Facelift (2015-2018)

On the one hand, compare the part number on the label of the removed unit with this page; that only confirms that it is the right unit. On the other hand, have the fault memory read out, because this result alone shows whether the control unit is defective or whether a plug or a cable is responsible for the fault.

For the same vehicles, we also repair control units with the part numbers 95700-2B110, 95910-0W100, 95910-26100, 95910-2B028, 95910-2B900, 95910-2B970.

How does the repair of the 95910-B8100 work?

The 95910-B8100 repair begins with reading out the fault memory, and you attach its log to the unit. Then disconnect the battery, remove the control unit and create a repair order online before sending the unit in well packed.

Airbag24 checks the unit on the test bench, repairs defective components, erases the stored crash data and carries out a function test. The unit then comes back to you.

For checking, repairing and testing at Airbag24, plan on 3–4 working days as a rule. 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 95910-B8100 get to Airbag24?

You send the control unit 95910-B8100 to Airbag24 as a parcel, or book a UPS collection for an extra charge. After the repair Airbag24 sends it back by UPS.

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