Airbag control unit with part number 98820-ZP32B

What does the airbag control unit 98820-ZP32B do?

The airbag control unit 98820-ZP32B acts as the central unit of the restraint system (SRS) in vehicles of Nissan. It processes the readings from the crash sensors, triggers the appropriate airbags and seatbelt pretensioners within milliseconds in an accident, and monitors the system without interruption. It reports detected faults via the airbag warning light.

During driving, the unit continuously checks the connection to sensors, airbags and seatbelt pretensioners. After an accident it stores crash data and locks itself.

Why does the control unit 98820-ZP32B fail?

The most frequent cause is crash data stored after an accident, even if no airbag was triggered, and a standard diagnostic tool cannot erase it. Aged components, cold solder joints, moisture and corrosion at connectors, and voltage spikes from a weak battery or jump-starting are also possible.

The crash data remains in the unit's memory regardless of whether the vehicle can still be driven normally.

The other causes concern the electronics themselves. Components age over time, solder joints can go cold, and moisture or corrosion impair connectors. Voltage spikes, for example from a weak battery or jump-starting, can also cause damage.

How can you tell that the 98820-ZP32B is defective?

The airbag warning light in the instrument cluster stays on permanently or intermittently, and an error message appears in the instrument cluster. In addition, the diagnostic tool fails to connect to the control unit, and the fault memory cannot be cleared.

The warning light shows the defect directly. In an emergency, airbags and seatbelt pretensioners may not deploy, so have such a warning checked promptly.

Which vehicles is the 98820-ZP32B fitted in?

The control unit 98820-ZP32B is fitted in these vehicles: Nissan Xterra N50 (2005-2008) and N50 Facelift (2008-2015). Compare the details in this section to find out whether your car is affected.

The vehicles for this part number are listed below.

• Nissan Xterra N50 (2005-2008)
• Nissan Xterra N50 Facelift (2008-2015)

Compare the part number on the label of the removed unit with this page. That tells you that you have the right unit, but says nothing about the cause. Therefore have the fault memory read out beforehand. Only this result shows whether the control unit itself is defective or whether a connector or a cable is the cause.

For the same vehicles, we also repair control units with the part numbers 28556-9CA0A, 28556-9CG0A, 28556-9CK0A, 28556-EC00B, 28556ZP21A, 98820-9CF0A.

How does the repair of the 98820-ZP32B work?

First have the fault memory read out and attach the log, then disconnect the battery and only then remove the control unit. Next, create a repair order online and send the unit in well packed. At Airbag24, testing, repair and function test together take 3–4 working days as a rule.

Airbag24 checks the submitted unit on the test bench and replaces defective components. Afterwards it deletes the stored crash data and carries out a function test before your own unit is returned.

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-ZP32B 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 it to you by UPS.

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