What is a Toyota Century UWG60 airbag control unit?
The Toyota Century UWG60 airbag control unit is the heart of the passive safety system, precisely controlling the deployment of all airbags and seatbelt pretensioners in the event of a collision. It continuously monitors sensors, stores important crash data, and diagnoses its own condition to ensure maximum occupant safety.
This central component of the Toyota Century UWG60 model (from 2018/2020) is essential for protecting vehicle occupants. It processes data from acceleration and pressure sensors in milliseconds.
The precise control system ensures that front, side, and head airbags, as well as seat belt pretensioners, are activated synchronously and precisely in the event of an accident. This significantly minimizes the risk of injury.
Why is the Toyota Century UWG60 airbag control unit defective?
A Toyota Century UWG60 airbag control unit can fail due to internal electronic component failure, communication problems, or an internal error stored after an accident that requires repair or replacement. Defective sensors or corrosion can also cause failures.
Typical signs of a faulty airbag control unit include a permanently illuminated SRS warning light on the dashboard or specific error codes when reading the vehicle's diagnostics. These problems indicate a necessary diagnosis and subsequent repair.
Often, an internal memory problem or a corrupted data record following a collision is the trigger. Water damage or age-related wear and tear can also impair functionality and cause a failure.
Common error codes for Toyota Century UWG60 airbag control unit repair
When repairing the Toyota Century UWG60 airbag control unit, specific error codes like B1000 or B1820 directly indicate problems within the control unit itself. These codes are crucial for a precise diagnosis, as they signal internal defects or communication problems within the system.
- B1000: Control unit communication error → Indicates problems with the communication between the airbag control unit and other vehicle systems.
- B1811: Driver Side Ignition Module - 2nd Stage Circuit → Indicates problems in the driver airbag ignition circuit, often caused by the control module or clock spring.
- B1820: Control unit internal errors → Indicates a general internal defect within the airbag control unit.
- B1822: Control Unit EEPROM Read/Write Error → Indicates problems accessing the control unit's internal memory.
- B1836: Control unit fault - open circuit (typical curtain airbag) → Describes an open circuit detected by the control unit, often in connection with the airbags themselves.
What part numbers are available for the Toyota Century UWG60 airbag control unit repair?
For the Toyota Century UWG60 airbag control unit repair, the primary OEM part numbers are 89170-50070 and 89170-50071 from Toyota itself. There are also compatible alternative OEM numbers such as 95940-50010 and 95940-50020 from Autoliv that are relevant for the replacement.
Toyota's original part numbers are the most frequently searched identifiers for spare parts. They are the first choice to ensure full compatibility and functionality for the Toyota Century UWG60 model.
Autoliv is a well-known supplier of airbag systems and offers high-quality, compatible replacements. These alternative OEM numbers are recognized by experts as a reliable option for airbag system repair.