What is a Toyota Matrix E130 airbag control unit?
The Toyota Matrix E130 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 post-crash safety.
This SRS control unit is crucial for the vehicle's passive safety. It receives signals from impact sensors and deploys the airbags and seatbelt pretensioners when necessary.
The correct functioning of the control unit is essential to provide optimal protection for occupants in the event of an accident and to ensure the full functionality of the restraint system.
Why is the Toyota Matrix E130 airbag control unit defective?
A Toyota Matrix E130 airbag control unit often malfunctions because it stores crash data after an accident, which blocks the system, or due to internal malfunctions that lead to safety system failure. A professional Toyota Matrix E130 airbag control unit repair is then necessary.
After an airbag is deployed, the control unit stores irreversible crash information. This data prevents the system from being operational again without a reset or replacement.
Even without an accident, the module can develop internal faults due to aging, moisture, or electrical problems. Such failures require immediate diagnosis and a specialized Toyota Matrix E130 airbag control unit repair.
Common error codes for Toyota Matrix E130 airbag control unit repair
Common error codes indicate problems with the airbag system and often make a Toyota Matrix E130 airbag control unit repair essential to restore safety. They indicate communication problems, coil cable defects, or specific module problems that are unique to the control unit itself.
- B1000 → Control unit communication error → No or disrupted communication with the airbag module.
- B1182 (or 19) → Steering wheel spiral cable (clock spring) error → Error stored in the control unit, often indicating a defect in the steering wheel clock spring.
- B1811 → Squib Circuit Driver Malfunction → Caused by problems in the spiral cable closely connected to the control module.
- B1771 → Seat occupancy detection system error (historical) → Code stored in the control module, even if the seat occupancy error has already been corrected.
What part numbers are available for the Toyota Matrix E130 airbag control unit repair?
Precise OEM part numbers are crucial for a successful Toyota Matrix E130 airbag control unit repair or replacement. Only specific Toyota genuine parts ensure compatibility and safe operation of the airbag system in your E130 series vehicle model.
The validated original OEM part numbers for the Toyota Matrix E130 airbag control unit are: 89170-01100, 89170-01070 and 89170-02421.
These numbers are from Toyota and guarantee a perfect fit for models from 2005 to 2008. Compare the number on your existing module carefully to ensure compatibility and a smooth Toyota Matrix E130 airbag control unit repair.