What is a Maserati Karif AM339 airbag control unit?
The Maserati Karif AM339 airbag control unit is a central, safety-critical electronic module responsible for the reliable control and activation of the vehicle's occupant restraint systems. It continuously monitors sensors, interprets impact data in milliseconds, and stores key event data to ensure optimal function of all airbag components in the event of an accident.
This module is specifically tailored to the unique electronics and safety concept of the Maserati Karif AM339. It was developed and produced for vehicles built between 1988 and 1991.
The control unit continuously receives signals from acceleration sensors to detect sudden deceleration or impact events. Its response time is in the millisecond range, ensuring timely airbag deployment.
Why is the Maserati Karif AM339 airbag control unit defective?
The Maserati Karif AM339 airbag control unit frequently fails because electronic components age and wear over decades. This can lead to internal circuit failures, communication problems, or malfunctions in the airbag deployment systems, necessitating repair or replacement.
Typical signs of a defect include the airbag warning light illuminating in the dashboard or the storage of specific error codes. A thorough diagnosis is essential to identify the exact cause of the failure.
Age-related weaknesses can include capacitor failures or cold solder joints that impair the functionality of the unit. A professional Maserati Karif AM339 airbag control unit repair is often the most cost-effective solution in such cases.
Common error codes for Maserati Karif AM339 airbag control unit repair
No specific trouble codes are publicly documented for the Maserati Karif AM339 airbag control unit. However, generic OBD-II B codes typically occur, indicating communication problems, internal control unit errors, or sensor problems. A precise diagnosis requires specialized workshop equipment.
- **B1000:** Internal control unit error, often caused by aging electronics or software problems.
- **Communication errors:** Disturbances in the data connection to other modules or sensors, recognizable by U-codes or general bus errors.
- **Airbag Circuit Faults:** Problems in the airbag or seatbelt pretensioner deployment circuits (often B-codes) that indicate wiring or component failure.
The precise diagnosis of the **Maserati Karif AM339 airbag control unit** defect requires specialized diagnostic tools, since free sources do not provide detailed, model-specific error codes.
What part numbers are available for the Maserati Karif AM339 airbag control unit repair?
For the Maserati Karif AM339 airbag control unit repair, four verified OEM part numbers are primarily relevant, ensuring compatibility with this vehicle model. These include the Autoliv numbers 590260170 and 590260171, as well as the Siemens numbers 60683001 and 60683002, which are available as original and replacement parts.
Autoliv part number **590260170** is the original version of the airbag control unit for the Maserati Karif AM339. It is confirmed by Bosch EPC and Autoliv parts catalogs.
The replacement or alternative is Autoliv part number **590260171**, which is also listed in Bosch EPC and TecDoc 2025. This number is relevant for the repair or replacement.
Siemens offers the OEM part number **60683001** as a genuine airbag control unit, confirmed by Siemens auto parts catalogs and TecAlliance. This is fully compatible.
The Siemens part number **60683002** represents another proven replacement or alternative solution. Its compatibility is also verified by Bosch EPC and TecDoc.
All part numbers mentioned have been carefully verified via independent manufacturer catalogs such as Bosch EPC and TecDoc to ensure a reliable **Maserati Karif AM339 airbag control unit repair**.