Airbag control unit with part number 98221FJ140

What does the airbag control unit 98221FJ140 do?

The airbag control unit 98221FJ140 is the centre of the SRS restraint system in vehicles from Subaru. It receives the signals from the crash sensors and decides in an impact within milliseconds which airbags and seatbelt pretensioners are triggered. It also checks the system continuously and reports faults via the airbag warning light.

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

In normal operation this monitoring runs quietly in the background, and the unit does not need to be addressed separately for it.

Why does the control unit 98221FJ140 fail?

The most common cause is crash data stored after an accident, even if no airbag has deployed. A standard diagnostic tool cannot erase this data, whereas Airbag24 removes it during repair.

Other causes are aged electronic components, cold solder joints, and moisture and corrosion at the plug connections.

Voltage spikes, for example from a weak battery or a jump start, also burden the electronics.

How can you tell that the 98221FJ140 is defective?

The airbag warning light in the instrument cluster lights up permanently or intermittently when the 98221FJ140 is defective. Added to this are an error message in the instrument cluster, a missing connection to the diagnostic tool, and a fault memory that cannot be reset.

In an emergency the airbags and seatbelt pretensioners may then possibly not trigger. Therefore have the system checked promptly.

A test shows whether the control unit itself is the cause.

Which vehicles is the 98221FJ140 fitted in?

The 98221FJ140 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 list names the models assigned to this part number.

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

Compare the part number on the label of the removed unit with this page; this only confirms that you have the correct unit. Also have the fault memory read out, because the log shows whether the control unit is defective or a plug or cable is the cause.

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 98221FJ140 work?

First have the fault memory read out and attach the log, then disconnect the battery and remove the control unit. Next create a repair order online and send the unit in well packaged. Airbag24 checks it on the test bench, replaces defective components, erases the crash data and carries out a function test before your own unit is returned.

Processing at Airbag24 usually takes 3–4 working days, and this time covers only checking, repairing and testing.

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 98221FJ140 get to Airbag24?

You can send the 98221FJ140 in as a parcel or book a UPS collection for an extra charge. After the repair Airbag24 returns your unit by UPS.

Put the printed repair order into the parcel and pack the unit shockproof.