What is a Honda Prelude BA airbag control unit?
The Honda Prelude BA airbag control unit is the central safety component that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and controls airbag deployment. A professional Honda Prelude BA airbag control unit repair is crucial for your safety and the full functionality of the airbag system after a failure or accident.
This SRS Airbag Computer Diagnostic Control Module is designed to continuously monitor the airbag systems.
It processes signals from impact sensors and triggers the required airbags within milliseconds in the event of an impact.
Why is the Honda Prelude BA airbag control unit defective?
The Honda Prelude BA airbag control unit often fails because it permanently stores crash data after an impact, requiring reprogramming. Internal components can also fail over time, or an inconsistent model ID code can cause errors. A repair fixes these problems and restores function.
A typical reason for a defect is the deployment of the airbags in an accident, which causes crash data to be irretrievably stored in the control unit's memory.
Even without an accident, internal malfunctions such as faulty components or software problems can occur, making a Honda Prelude BA airbag control unit repair necessary.
Often the airbag warning light stays on, indicating a failure or malfunction of the module that requires diagnosis.
Common error codes for Honda Prelude BA airbag control unit repair
During a Honda Prelude BA airbag control unit repair, specific error codes are read out, indicating internal control unit problems, communication errors, or issues with the airbag module circuits. These codes are crucial for accurately diagnosing and repairing the airbag control unit defect.
- Error code 6-1: Internal error – Affects the airbag control unit (SRS unit) itself.
- Error Code 87-31: Internal Error – Indicates a defect within the SRS unit.
- Error Code 91-1x: Internal Error – Indicates various internal problems with the SRS unit.
- Error Code 85-63: Inconsistency – Model ID Code or Variation Code does not match.
- Error Code 85-64: Inconsistency – ECU Serial ID Code is incorrect.
- Error Code 1-1: Open Circuit – Driver airbag module has an open circuit or high resistance.
- Error Code 1-2: High Resistance – In the driver airbag module circuit.
- Error Code 1-3: Short Circuit – Driver Airbag Module shorted to another wire.
- Error code 1-4: Short circuit – Driver airbag module shorted to power supply.
- Error code 1-5: Short circuit – Driver airbag module shorted to ground.
- Error Code 2-1: Open Circuit – Passenger airbag module has an open circuit or high resistance.
- Error Code 2-2: High Resistance – In the passenger airbag module circuit.
- Error Code 2-3: Short Circuit – Passenger airbag module shorted to another wire.
- Error Code 2-4: Short Circuit – Passenger airbag module shorted to power supply.
- Error Code 2-5: Short Circuit – Passenger airbag module shorted to ground.
What part numbers are available for the Honda Prelude BA airbag control unit repair?
For Honda Prelude BA airbag control unit repair, OEM part numbers 77960-S30-A81 and 38850830 / G8C-244H are relevant, as these genuine Honda parts have been specifically validated for the model. These numbers ensure the correct compatibility and function of the airbag system after replacement or repair.
Part number 77960-S30-A81 is a genuine Honda part, specifically for the 1997 model year Honda Prelude BA.
The number 38850830 / G8C-244H is also an original Honda part and covers the model years 1996 to 2002 of the Honda Prelude, including the BA series.
These verified OEM part numbers are essential for proper Honda Prelude BA airbag control unit repair or replacement to ensure system safety.