What is a Toyota Prado J120 airbag control unit?
The Toyota Prado J120 airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle, essential for your safety and for the correct functioning of the Toyota Prado J120 airbag control unit repair.
This module, also called the SRS Control Unit, receives signals from acceleration sensors and triggers airbags and seat belt pretensioners when necessary.
It also stores error codes in the EEPROM that indicate problems and are important for later diagnosis.
Why is the Toyota Prado J120 airbag control unit defective?
The Toyota Prado J120 airbag control unit often fails because it stores crash data after an accident, preventing it from being used again without a reset. Internal hardware errors or surges in the vehicle electrical system can also lead to failure, necessitating a professional Toyota Prado J120 airbag control unit repair.
Because an accident has occurred, the control unit stores irreversible crash data, which deactivates the airbag systems.
Then the memory must be erased or the device replaced to restore full functionality.
Other causes of defects are often water damage, short circuits or age-related material fatigue of the electronic components.
These problems often manifest themselves as a permanently illuminated airbag warning light on the dashboard.
Common error codes for Toyota Prado J120 airbag control unit repair
When repairing the Toyota Prado J120 airbag control unit, specific error codes often occur, indicating communication problems or internal module faults. The example code B1000 indicates a general communication issue and signals that a precise diagnosis is essential to resolve the airbag problem.
- B1000 → Control unit communication error → The airbag control unit cannot communicate with other systems.
What part numbers are available for the Toyota Prado J120 airbag control unit repair?
There are various part numbers available for Toyota Prado J120 airbag control unit repairs, which can vary depending on the manufacturer and specific model year. Original Toyota OEM numbers as well as spare part numbers from suppliers such as Bosch or Continental are relevant for finding the right replacement part for a successful repair.
Currently, no exact OEM part numbers for the J120 model are publicly available; a thorough search in official catalogs is recommended.
Examples of formats could be 89170-60050 (Toyota Original) or specific numbers from Bosch, Continental or Autoliv.
It is important to consult multiple trusted sources to ensure the correct part number required.