Airbag control unit with part number 98820-9GK0B

What does the airbag control unit 98820-9GK0B do?

As the SRS control unit, the airbag control unit 98820-9GK0B evaluates the crash sensors and decides on the triggering of airbags and seatbelt pretensioners in Nissan. It also monitors the entire system without interruption. After an accident it stores crash data and locks itself.

If the unit detects a fault, it shows this via the airbag warning light in the instrument cluster.

The decision window in an accident is extremely short. The electronics are built accordingly with great care.

Why does the control unit 98820-9GK0B fail?

Stored crash data from an accident is the most common cause, even if no airbag has deployed, and a standard diagnostic tool does not remove it. Added to this are ageing electronics, cold solder joints, moisture and corrosion on plug connectors, and voltage spikes, for example from a weak battery or jump-starting.

After an accident the unit stores crash data in its memory. This remains the case even when no damage to the airbag is visible from outside.

The other causes tend to act over time. Components age, solder joints become susceptible, and moisture or corrosion impair the plug connectors. Voltage spikes from the vehicle electrical system are added to this.

How can you tell that the 98820-9GK0B is defective?

The airbag warning light comes on permanently or intermittently, a fault message appears in the instrument cluster, the diagnostic tool finds no connection to the control unit, and the fault memory keeps its entries. In an emergency, the airbags and seatbelt pretensioners may then fail to deploy.

The light indicates the defect, regardless of whether it burns constantly or only now and then.

The diagnostic tool, together with the light, provides the next clue. The exact cause, however, only emerges from reading out the fault memory.

Which vehicles is the 98820-9GK0B fitted in?

The control unit 98820-9GK0B is fitted in these vehicles: Nissan Titan H61 Facelift (2020-2024). The list serves as a guide.

The vehicles in detail:

• Nissan Titan H61 Facelift (2020-2024)

The part number on the label of the removed unit can be compared with this page. This only confirms that the unit fits. Therefore have the fault memory read out before removal, because only this log shows whether the control unit is defective or whether a plug or cable is the cause.

For the same vehicles, we also repair control units with the part numbers 285013989, 98820-EZ20B, 98820-EZ29B.

How does the repair of the 98820-9GK0B work?

At the start is reading out the fault memory; enclose the log. Then disconnect the battery and only then remove the control unit. Create the repair order online and send the unit in well packed. At Airbag24, processing usually takes 3–4 working days.

The sequence is fixed for safety reasons.

Airbag24 examines the unit on the test bench, replaces defective components, erases the crash data and carries out a function test. Your own unit then comes back 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 98820-9GK0B get to Airbag24?

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

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