Airbag control unit with part number 98820CC000

What is the function of the airbag control unit 98820CC000?

The airbag control unit with part number 98820CC000 is the central control module for the passive safety system in the Nissan Murano Z50. It processes data from acceleration and crash sensors in real time and determines whether to deploy the airbags and seatbelt pretensioners in the event of a collision. Additionally, it continuously monitors the overall system’s functionality.

As an OEM original part, this module is precisely matched to the vehicle architecture of the Nissan Murano Z50 (model years 2002–2008). It ensures proper communication between the sensors and actuators (airbags, seatbelt pretensioners) and stores relevant event data.

Technically verified equivalents to this part number are 98820CB80D and 98820CA010. These can be used as direct replacements for the original control unit since they are functionally identical.

Why does the airbag control unit 98820CC000 fail?

The most common cause of failure for the 98820CC000 control unit is the storage of crash data after an accident. This data permanently disables the module’s functionality and is an intentional safety feature. Other causes include internal electronic malfunctions due to water damage or component aging, which can lead to loss of communication or complete failure.

After a collision, even a minor one, the control unit irrevocably writes crash data into its internal memory. This locks the device and prevents re‑deployment until the data is professionally cleared. As a result, the airbag warning light remains illuminated permanently.

In addition to accident‑induced lockouts, hardware defects may also occur. Moisture ingress causes corrosion on the circuit board, while electronic components such as processors or memory chips can fail over time. Such damage often manifests as error codes like “Internal Error.”

How do you recognize a defect in the 98820CC000?

A defect in the airbag control unit 98820CC000 primarily shows up as the airbag warning light constantly illuminated on the instrument cluster. Additionally, diagnostic tools may be unable to establish communication with the control unit, or specific error codes such as “Control Unit Defective” or “Internal Error” may appear.

The most noticeable symptom is the active airbag warning light, indicating that the entire restraint system is disabled and will no longer provide protection in the event of a crash. The light does not extinguish even after restarting the vehicle.

Another clear sign is a communication failure during diagnostics. If the workshop cannot access the airbag module using the diagnostic tool, this points to a serious internal malfunction of the control unit.

In which vehicles is the 98820CC000 installed?

The airbag control unit with part number 98820CC000, along with its compatible variants 98820CB80D and 98820CA010, was specifically developed for one vehicle model by Nissan. At Airbag24, we have tested and offer repair services for this module on the following vehicle.

At Airbag24, we repair this control unit for the following model:

Nissan Murano Z50 (model years 2002–2008)

How does professional repair of the 98820CC000 work?

Professional repair at Airbag24 begins with an initial inspection to accurately diagnose the fault—whether caused by stored crash data or electronic defects. Next, the crash data is securely erased, and any defective components are replaced. A final functional test guarantees full restoration of safety, backed by 2 years’ statutory liability for defects.

Once the removed control unit arrives at Airbag24, technicians subject it to a detailed analysis. They read the internal fault memory to pinpoint the exact cause of the defect.

The core of the repair involves fixing the identified issues. Stored crash data is completely and safely reset at the chip level. If an electronic fault is detected, the affected components are expertly replaced.

Following repair, each control unit undergoes an extensive functional test on a specially designed test bench. Only when all functions are fully restored is the unit approved for return shipment. We provide 2 years' statutory liability for defects on every repaired unit.