Airbag control unit with part number 98221FJ280

What does the airbag control unit 98221FJ280 do?

The airbag control unit 98221FJ280 coordinates the restraint system (SRS) in Subaru. Using the crash sensors it recognises a collision and calculates within fractions of a second which airbags and seatbelt pretensioners must fire. After an accident it stores crash data and locks itself.

The unit also checks itself and the connected components during operation. A detected fault is reported via the airbag warning light.

Why does the control unit 98221FJ280 fail?

Stored crash data after an accident is the most common cause, even if no airbag has deployed. Aged components, cold solder joints, moisture and corrosion at plugs, and voltage spikes in the vehicle electrical system are also possible.

Crash data cannot be removed with a usual diagnostic tool. Airbag24 takes care of this erasure as part of the repair.

The other triggers lie in the electronics and its connections. Components age, solder joints can go cold, and moisture and corrosion attack the contacts. Voltage spikes, for example from a weak battery or a jump-start, also stress the unit.

How can you tell that the 98221FJ280 is defective?

A defect shows up through the airbag warning light in the instrument cluster, which is on permanently or intermittently. Added to this are fault messages in the instrument cluster, a disturbed connection to the diagnostic tool, and a fault memory that cannot be cleared.

The light is clearly a sign that the system has detected a fault. It remains meaningful even if you notice nothing unusual while driving.

In an emergency, airbags and seatbelt pretensioners may then not deploy. Therefore have the fault checked promptly.

Which vehicles is the 98221FJ280 fitted in?

The control unit 98221FJ280 is fitted in these vehicles: Subaru XV GP (2011-2016) and GP Facelift (2016-2018); Subaru Impreza GJ (2011-2018) and GP (2011-2018).

The following vehicles are listed in detail:

• Subaru XV GP (2011-2016)
• Subaru XV GP Facelift (2016-2018)
• Subaru Impreza GJ (2011-2018)
• Subaru Impreza GP (2011-2018)

On the one hand, compare the part number on the label of the removed unit with this page. This only shows that you have the right unit. On the other hand, have the fault memory read out beforehand. Only this record shows whether the control unit is defective or whether a plug or a cable is causing the problem.

For the same vehicles, we also repair control units with the part numbers 150300-9400, 152300-6130, 1523003971, 98221FE020, 98221FE100, 98221FJ030.

How does the repair of the 98221FJ280 work?

First have the fault memory of the 98221FJ280 read out and enclose the log. Then disconnect the battery, remove the control unit and create a repair order online. Pack the unit well and send it in.

The unit is checked on the test bench at Airbag24, defective components are replaced and stored crash data are erased. A function test follows, and then your own unit is returned. For testing and repair, 3–4 working days are usually planned.

This sequence is required for safety. 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 98221FJ280 get to Airbag24?

The control unit 98221FJ280 reaches Airbag24 either as a parcel or via a UPS collection booked for an extra charge. After the repair, Airbag24 returns it by UPS.

Include the printed repair order and pack the unit shock-resistant, so that it arrives undamaged.