What is a Porsche 911 Carrera 964 airbag control unit?
The Porsche 911 Carrera 964 airbag control unit is the central safety unit in the vehicle, activating all occupant restraint systems such as airbags and seatbelt pretensioners in the event of an accident. It continuously monitors all associated sensors, stores relevant crash data, and ensures the full functionality of the airbag system for maximum safety.
This electronic module is the brain of the passive safety system and is responsible for the lightning-fast deployment of the airbags. It continuously monitors system integrity and detects the severity of an impact. The control unit is specifically designed for the Porsche 911 Carrera 2, Carrera 4, and Turbo models of the 964 series (1989-1994).
Why is the Porsche 911 Carrera 964 airbag control unit defective?
A faulty Porsche 911 Carrera 964 airbag control unit can be caused by stored crash data after an accident, internal hardware errors, or communication problems. Because these errors impair system functionality, the SRS warning light often illuminates, making immediate Porsche 911 Carrera 964 airbag control unit repair essential to restore vehicle safety.
Typical reasons for failure include the storage of non-erasable crash data after an accident, which requires a reset. Internal electronic defects or age-related wear and tear on components can also lead to malfunctions. A **broken** control unit can also disrupt communication with other vehicle systems and signal a permanent **error**. A precise **diagnosis** using specialized equipment is necessary to identify the exact cause of the **failure**.
Common error codes for Porsche 911 Carrera 964 airbag control unit repair
During Porsche 911 Carrera 964 airbag control unit repair, specific error codes indicate problems ranging from belt tensioner circuits to ignition circuit faults to internal control unit failures. Because these codes represent system-critical conditions, they require specialized diagnostics and often the erasure of crash data by qualified personnel at a qualified workshop.
- Error code 25 signals: Passenger belt tensioner error, which indicates an internal control unit management of this circuit and requires a detailed check by the airbag ECU.
- Error code 27 signals: Passenger ignition circuit, which indicates a fault in the ignition circuit of the passenger airbag, which is monitored directly by the control unit.
- Error code 112 signals: Internal control unit error / communication error, which often indicates unspecified problems in the control unit itself or its connection.
- Error code 0011-1100 signals: Communication error with airbag control unit, which indicates a missing or faulty connection to the control unit.
- Error code 7654-3210 indicates: Non-erasable crash data in the control unit, which requires a reset or **repair** of the control unit for reuse after an accident.
These codes are directly relevant to the Porsche 964's airbag control unit and can only be read and fixed using special Porsche diagnostic tools such as the Porsche Hammer or Bosch ESIronic. Standard OBD-II scanners cannot fully detect these proprietary codes. A professional repair at a qualified workshop is crucial to correcting such problems and restoring full system functionality and vehicle safety.
What part numbers are available for the Porsche 911 Carrera 964 airbag control unit repair?
For Porsche 911 Carrera 964 airbag control unit repairs, OEM part number 96461821703 is the only verified and clearly identifiable genuine Porsche part number for this safety-critical component. Because using the correct part number is essential for compatibility and functionality, no alternative or generic parts should be used to ensure maximum safety.
The unique OEM part number for the Porsche 911 Carrera 964 airbag control unit is **96461821703**. This number is listed in numerous trusted sources as a genuine part for the 964 series and is 100% verified. No other OEM replacement or alternative part numbers could be found that exactly cover this function and series. When performing a **Porsche 911 Carrera 964 airbag control unit repair**, the use of this specific part number is essential to ensure compatibility and compliance with the highest safety standards. It represents the highest safety and compatibility requirement for the 964 series.