Airbag control unit with part number 96314932

What is the function of the airbag control unit 96314932?

The airbag control unit with part number 96314932 is the central control unit for the occupant protection system. It continuously monitors the sensors for airbags and seatbelt pretensioners, processes their data, and, in the event of a crash, triggers the pyrotechnic initiators to protect the occupants.

The device’s primary task is to process signals from the acceleration sensors. If the control unit detects a collision that requires activation of the restraint systems, it sends ignition pulses to the corresponding airbags and seatbelt pretensioners within milliseconds.

In addition, the control unit stores all system-relevant fault codes in its memory, which can be read out using a diagnostic tool. Following a crash, crash data is also recorded in the unit, often resulting in a functional lockout.

Why does control unit 96314932 fail?

The most common reason for repairing control unit 96314932 is the storage of crash data after an accident, which causes the unit to become internally locked. Other failures stem from internal electronic defects on the circuit board, such as components damaged by overvoltage or faulty solder joints.

After a collision—even if not all airbags deployed—a non-erasable crash data record is stored in the control unit’s memory. This safety feature prevents reusing a potentially damaged unit without professional inspection and repair.

Internal electronic faults are another frequent cause of failure. Components like voltage regulators, fuses, or power elements on the circuit board may fail due to aging or electrical disturbances in the vehicle’s electrical system, disabling the entire unit.

Before diagnosing the control unit as the root cause, external sources of error—such as contact issues at connectors or resistance problems in the wiring to the airbags or seatbelt locks—should be checked and ruled out.

How do you recognize a defect in control unit 96314932?

A defect in the airbag control unit 96314932 typically manifests as a permanently illuminated airbag warning light on the instrument cluster. Often, communication with the control unit via a diagnostic tool is no longer possible, or fault codes indicating an internal malfunction are stored.

The clearest sign is the airbag warning light, which fails to turn off after the engine starts. This indicates a serious fault in the restraint system that compromises occupant safety.

Another clear symptom is when the workshop cannot access the airbag control unit using a diagnostic tool. Lack of communication prevents reading fault codes and points to a severe internal electronic failure.

In some cases, specific fault codes may be read that directly indicate an “internal fault” or “control unit defective.” This confirms that the issue lies within the unit itself, rather than in peripherals such as sensors or wiring.

In which vehicles is control unit 96314932 installed?

The airbag control unit with part number 96314932 is specifically used in Daewoo vehicles. At Airbag24, this control unit is primarily offered for repair on first-generation Daewoo Matiz models (M100) from approximately 1998 to 2000.

At Airbag24, we repair part number 96314932 for the following model:

Daewoo Matiz M100 (circa model years 1998–2000)

How is control unit 96314932 professionally repaired?

Professional repair of control unit 96314932 at Airbag24 includes a detailed initial inspection, elimination of the fault cause at the component level, and a final functionality test. Stored crash data is securely erased, and defective electronic components on the circuit board are replaced according to industry standards.

Upon submission to Airbag24, each control unit undergoes a standardized repair process. First, stored fault and crash data are read out to establish an accurate diagnosis.

This is followed by electronic refurbishment. Specialized technicians replace defective components such as voltage regulators or other parts on the circuit board, and, if necessary, renew solder joints and traces. A key step is resetting the stored crash data using specialized hardware, restoring full functionality to the unit.

After repair, the control unit undergoes a final test to ensure proper operation. We provide 2 years' statutory liability for defects on every completed repair.