Airbag control unit with part number 95910-2E700

What is the function of the airbag control unit 95910-2E700?

The airbag control unit with part number 95910-2E700 is the central control unit (SRS ECU) for the occupant protection system in the Hyundai Tucson I (JM). It is based on a Bosch/Delphi platform and is responsible for evaluating signals from crash sensors and deciding, within milliseconds, whether to deploy airbags and seatbelt pretensioners.

As the “brain” of the safety system, this module continuously monitors all connected components, including frontal and side impact sensors, the airbag modules themselves, and the pyrotechnic seatbelt pretensioners. Any malfunction in these circuits is recorded and reported to the driver via the airbag warning light.

In the Hyundai Tucson, the control unit is typically installed in the center tunnel near the gearshift lever. From this central location, it coordinates the entire safety architecture. Technically, this module is designed to be electronically reset and repaired after an accident or internal fault.

What defects occur in 95910-2E700?

The most common defects of the 95910-2E700 control unit are stored crash data that cannot be erased after an accident, as well as internal electronic faults. These manifest as error codes such as “Internal Control Unit Error” or “Component Defective” and may also cause communication issues with the vehicle’s diagnostic system.

After an accident or airbag deployment, so‑called crash data is permanently stored in the control unit’s internal memory. The module is marked as “consumed” by the vehicle and locks itself. Simple clearing of the fault memory at a workshop is then no longer possible, even though the hardware is often undamaged.

Another frequent defect is an internal hardware failure on the circuit board. Causes can include aging components, damage from voltage spikes, or moisture ingress. This results in persistent error messages that cannot be traced back to external components like sensors or airbags.

Defects in individual ignition circuits or sensor inputs can also originate directly within the control unit. For example, error code B1334 indicates a problem with the front passenger‑side impact sensor, but the root cause could also be a fault in the control unit’s processing circuitry. In some cases, communication with the diagnostic tool is completely disrupted.

How do you recognize a defect in the 95910-2E700 control unit?

A defect in the 95910-2E700 airbag control unit is primarily indicated by the airbag warning light in the instrument cluster, which remains illuminated continuously or intermittently. Additionally, diagnostic tools may fail to read the fault memory or display specific errors such as “Crash Data Stored” or “Internal Error,” which cannot be cleared.

The most obvious symptom is the persistently lit airbag warning light. It does not turn off after starting the vehicle and signals a serious malfunction in the safety system that could lead to deactivation of the entire system.

When reading the fault memory, the diagnostic tool displays errors directly attributable to the control unit. Messages like “Crash Data Stored,” “Component Defective,” or “Internal Control Unit Error” are clear indications of a defect within the module itself.

Another clear sign is when the control unit becomes completely inaccessible via the diagnostic port. The workshop cannot establish a connection to read or clear errors, suggesting a total failure of the communication electronics.

In which vehicles is 95910-2E700 installed?

The airbag control unit with part number 95910-2E700 is specifically installed in the first-generation Hyundai Tucson (model series JM). At Airbag24, we repair this module for all engine types and trim levels of this model series, produced roughly between 2004 and 2010.

The assignment is very specific to the following model:

Hyundai Tucson I (model series JM), manufactured around 2004–2010, including variants such as the 2.0 CRDi.

The part number printed on the device may appear as 95910-2E700 or 959102E700. Both spellings refer to the same component.

How is 95910-2E700 professionally repaired?

Professional repair of the 95910-2E700 control unit at Airbag24 includes fault analysis, targeted erasure of crash data from the internal memory (EEPROM/Flash), and restoration of the electronics. After repair, the module is thoroughly tested to ensure full functionality and safety. We provide a 12-month warranty on all repairs.

After the control unit arrives at Airbag24, our technicians perform a thorough incoming inspection. During this process, the fault memory is read to verify the exact cause of the defect—whether it’s crash data or an internal hardware failure.

If crash data is stored, the housing is carefully opened, and the internal memory chip (EEPROM or Flash) is directly read out and reprogrammed. All crash records are completely erased, ensuring the control unit is once again recognized as accident-free and fully functional.

In cases of an internal electronic fault, the circuit board is analyzed, and defective components such as processors, drivers, or voltage converters are replaced with new, high-quality parts. Finally, a comprehensive functional test is conducted on a specialized test bench that simulates vehicle signals, guaranteeing the correct operation of all ignition circuits.

What are the benefits of repair?

Repairing the original airbag control unit 95910-2E700 is a significantly more cost-effective and sustainable solution compared to purchasing a new part, which can cost up to €490. Since the original vehicle configuration is preserved, time-consuming re-coding is usually unnecessary. Additionally, repair offers a safe alternative to installing used, vehicle-specific control units.

A new part, such as the identical unit with part number 407934-4474 | 95910-2E700, is typically available on the market for around €490. Repair provides savings of often over 80% while restoring full functionality.

Because your original control unit is repaired, the vehicle-specific coding remains intact. The unit is ready for immediate use after installation. By contrast, installing a used control unit would require laborious decoupling (resetting) from the donor vehicle and subsequent programming into your car, adding extra costs and complexity.

Repair also represents a sustainable solution, helping to avoid electronic waste. With a 12-month warranty on the work performed, you receive reliable and secure restoration.

What shipping options are available?

For repairing your control unit at Airbag24, you can either ship the package yourself free of charge or arrange a convenient UPS pickup. For return shipping, we offer free standard UPS delivery as well as optional express UPS service. Both options are also available with cash-on-delivery, and self-collection is possible as well.

For outbound shipping, you have two choices: send us the removed control unit securely packaged on your own, or take advantage of UPS’s convenient door-to-door pickup service, which collects the package directly from your location.

Following successful repair, return shipping is provided free of charge via standard UPS delivery by default. If faster delivery is required, UPS Express is available. For maximum flexibility, both shipping methods can be combined with cash-on-delivery. Alternatively, you may choose to pick up your repaired control unit in person at our facility.