What is a Daewoo Matiz M200 airbag control unit?
The Daewoo Matiz M200 airbag control unit is the central safety unit in your vehicle, activating all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors impact sensors, stores relevant crash data, and ensures the immediate and proper functioning of all airbag modules for maximum occupant safety.
This microcontroller-based electronics is essential for the vehicle's passive safety. It communicates with other systems via the CAN bus and indicates malfunctions via the airbag warning light in the cockpit.
Why is the Daewoo Matiz M200 airbag control unit defective?
The Daewoo Matiz M200 airbag control unit often fails due to internal components such as memory or the microprocessor being damaged by aging, overvoltage, or after an accident. This causes the airbag warning light to stay on, jeopardizing the vehicle's operating license and compromising the system's safety, necessitating a specialized Daewoo Matiz M200 airbag control unit repair.
A common cause of failure is a stored crash data record that must be deleted after an accident. Internal errors in the microprocessor can also impair the function of the control unit.
Typical symptoms include a persistent airbag warning light or failure of the vehicle's general inspection. A professional diagnostic check at a workshop is essential to identify the exact fault and repair the airbag control unit.
Common error codes for Daewoo Matiz M200 airbag control unit repair
During a Daewoo Matiz M200 airbag control unit repair, specific error codes are often read out, indicating internal problems with the control unit. These codes indicate communication problems, memory errors, or defects in the airbag module's power supply, which require immediate attention to restore safety.
- B1000 → Control unit communication error → The airbag ECU cannot communicate correctly with other systems.
- B0091 → Internal control unit defect → The control unit reports a hardware or software error within it.
- B0100 → Internal memory error → Problems reading or writing the internal memory in the control unit.
- B0101 → Internal diagnostic error → The control unit cannot perform its own diagnostic functions correctly.
- B0105 → Power supply circuit error → The control unit is not receiving any power supply or is receiving an incorrect power supply.
- B0110 → Microprocessor error → The main processor of the airbag control unit is not working properly.
- B0150 → Unexpected Reset → The control unit was restarted unintentionally, often due to voltage spikes.
- B0180 → EEPROM memory error → Error in the non-volatile memory in which important data is stored.
What part numbers are available for the Daewoo Matiz M200 airbag control unit repair?
For Daewoo Matiz M200 airbag control unit repairs, several verified OEM part numbers are relevant to ensure the compatibility of the replacement part. These numbers, such as 96801134 and 96801174, verify the originality of the component and ensure a perfect fit for your vehicle model, which is crucial for a successful repair.
The following original OEM part numbers are 100% verified for the Daewoo Matiz M200 airbag control unit:
- 96801134 (Daewoo / Chevrolet Original Airbag Control Unit)
- 96801174 (Daewoo / Chevrolet Original Airbag Control Unit)
- 96484977 (Chevrolet (Daewoo) Alternative OEM No.)
- 96484978 (Chevrolet (Daewoo) Alternative OEM No.)
These numbers confirm suitability for the Daewoo Matiz M200 and some M250 models. They are specifically designed for models from 2005 to 2010 with 0.8 and 1.0 liter engine variants.
Compatible models and years of manufacture for the Daewoo Matiz M200 airbag control unit repair
The Daewoo Matiz M200 airbag control unit repair is specifically designed for Daewoo Matiz M200 and M250 models, as well as identical Chevrolet Matiz versions. This applies to vehicles from approximately 2005 to 2018, ensuring broad coverage for many Matiz owners who want to repair their airbag system.
The control unit is suitable for various engine variants and hatchback body types. It is crucial to check the exact model series before repairing or replacing it.
How the Daewoo Matiz M200 airbag control unit works
The Daewoo Matiz M200 airbag control unit continuously analyzes signals from front and side impact sensors to precisely deploy the airbags and seatbelt pretensioners in the event of a collision of sufficient impact. It also stores error codes and deployment events in non-volatile memory for later diagnosis by workshops, thus ensuring traceability.
This central module ensures data exchange with the vehicle's other safety and comfort systems. After a successful Daewoo Matiz M200 airbag control unit repair, the system often needs to be recoded or reset to ensure full functionality.
Installation position and connections of the Daewoo Matiz M200 airbag control unit
The Daewoo Matiz M200 airbag control unit is typically installed under the driver's seat or centrally in the vehicle floor to ensure optimal protection and secure connections. It features dedicated connectors for impact sensors, airbag modules, seat belt pretensioners, and the CAN bus communication interface, allowing for precise installation.
The exact location may vary slightly depending on the equipment variant. The airbag system fuse, which protects the control unit from overvoltage, is located in the vehicle's central fuse box.