What is a Honda Civic EP airbag control unit?
The Honda Civic EP airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It continuously monitors impact sensors, stores crash data, and ensures the proper functioning of all airbag modules and seatbelt pretensioners in the vehicle, which is essential for safety.
This module, also called the SRS control unit, processes signals from various sensors, including impact, seat position, and weight sensors.
It also communicates with the vehicle diagnostics to read and clear error codes, which is crucial for a professional Honda Civic EP airbag control unit repair.
Why is the Honda Civic EP airbag control unit defective?
A Honda Civic EP airbag control unit often fails because it stores crash data after an accident that can't be easily erased, or because internal errors such as short circuits and software problems occur. Moisture or voltage spikes can also cause the control unit to fail.
After an accident, the control unit is considered "occupied" and must be repaired or replaced to restore full functionality of the safety system.
Internal defects or failure of electronic components can damage the airbag control unit, activating the airbag warning light and requiring rapid diagnosis.
Common error codes for Honda Civic EP airbag control unit repair
Specific error codes are crucial for Honda Civic EP airbag control unit repairs, as they directly indicate problems within the control unit itself and enable precise diagnosis. These codes often signal internal defects or communication issues that need to be addressed.
- B1000 → Control unit communication error → Problem with the data connection to the airbag control unit.
- 87-31 → Internal error of the airbag control unit → Hardware or software error in the control unit.
- 91-1x → Internal error of the airbag control unit → Defect in the internal logic or memory of the control unit.
- 85-63 → Model ID Code inconsistent → Incompatibility or incorrect programming of the model identification code.
- 85-64 → ECU serial ID code inconsistent → Discrepancy in the serial identification of the control unit, often after repair or replacement.
What part numbers are available for the Honda Civic EP airbag control unit repair?
When repairing the Honda Civic EP airbag control unit, the exact OEM part number is crucial to ensure compatibility and safety of the replacement part. These numbers identify the specific module suitable for the 7th generation Honda Civic EP.
The following genuine Honda OEM part numbers are verified and relevant for the 7th generation Honda Civic (Type EP/EU/ES/EM/EV) airbag control unit:
- 77960-S6A-G921-M2
- 77960-SMG-G014-M1
- 77960-S5PA-121-M1
- 77960-S5SG-921-M1
These numbers guarantee that you will find the correct component for your vehicle, whether for a repair or to replace a defective control unit.