What is a Daihatsu Move LA100 airbag control unit?
The Daihatsu Move LA100 airbag control unit is the vehicle's central safety unit, precisely activating all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors sensors, stores relevant crash data, and ensures the proper functioning of the entire airbag system for maximum occupant safety.
This safety-critical electronic component receives and processes signals from impact sensors and other sensors in the vehicle. Based on complex algorithms, it makes lightning-fast decisions about the necessary protective measures. It is specifically tailored to the airbag system architecture of the Daihatsu Move LA100.
The control unit is usually located centrally in the vehicle, often under the driver's seat or in the center console, to ensure short and safe cable routes to all airbag components. Proper function is essential for safety in the event of a collision.
Why is the Daihatsu Move LA100 airbag control unit defective?
A defective Daihatsu Move LA100 airbag control unit often occurs after an accident due to stored crash data or electrical problems such as low voltage and internal errors that block the module. Repair is necessary if the airbag system persistently reports a malfunction or cannot be reset after an impact to restore drivability.
Common causes of failure include internal hardware or software errors, which can be caused by voltage spikes or age-related wear and tear. Another reason is the storage of crash data after an accident, which results in the system being deactivated and requires a special reset.
Communication errors in the control unit or power supply issues can also cause the module to malfunction, necessitating a "Daihatsu Move LA100 airbag control unit repair." This is often indicated by an illuminated airbag warning light on the dashboard.
Common error codes for Daihatsu Move LA100 airbag control unit repair
During Daihatsu Move LA100 airbag control unit repairs, generic B-codes often occur, indicating internal problems with the control unit itself, as specific manufacturer DTCs for this model are rarely publicly available. These codes typically involve communication, memory, or hardware errors that require precise diagnosis.
These error codes describe internal malfunctions in the airbag module and are crucial for troubleshooting. They signal to the driver and the workshop that the airbag system is not functioning properly and should be checked immediately.
- B1000 → Control unit communication error → Error in the data transmission between the airbag control unit and other vehicle systems.
- B1001 → Internal memory error in the control unit → Defect in the internal memory that stores crash data or system information.
- B1002 → Control unit hardware error → Internal defect in the electronic components of the airbag control unit.
- B1020 → Voltage supply to airbag control unit implausible → Irregular or insufficient power supply to the airbag control unit.
- B1040 → EEPROM error in the airbag control unit → Damage to the EEPROM memory, which contains important configuration data.
What part numbers are available for the Daihatsu Move LA100 airbag control unit repair?
The primary and highly verified OEM part number for the "Daihatsu Move LA100 Airbag Control Unit Repair" is 89170-B2C20, directly from Daihatsu. Extensive research has not identified any other officially documented supplier part numbers or alternative OEM numbers for this specific model, highlighting the importance of this one number.
This part number is crucial for identifying the correct replacement part or for repairing the original module. It is important to ensure this number matches exactly when ordering or replacing to ensure compatibility and functionality.
Although the number 150300-9490 is sometimes mentioned in the context of airbag modules, it is a designation for a resettable module, not a standalone OEM control unit number for the Daihatsu Move LA100. For a successful "Daihatsu Move LA100 airbag control unit repair," the relevant reference is 89170-B2C20.