What is a Dacia Logan Ambiance II airbag control unit?
The Dacia Logan Ambiance II airbag control unit is the central safety unit that activates all occupant restraint systems, such as airbags and seatbelt pretensioners, in the event of an accident. It continuously monitors all relevant sensors, stores important crash data, and ensures the proper functioning of the entire airbag system for maximum occupant safety.
This safety-relevant module processes signals from crash and acceleration sensors in the vehicle. It makes the decision within milliseconds about whether to activate the necessary restraint systems.
The control unit is also responsible for communication with the vehicle electrical system. It also controls the airbag warning light in the instrument cluster and monitors the airbag circuit for possible faults.
Why is the Dacia Logan Ambiance II airbag control unit defective?
A Dacia Logan Ambiance II airbag control unit often fails because irreversible crash data is stored after an accident, preventing the system from being reset and activating the airbag warning light. Internal hardware errors or communication problems can also lead to failure, making professional repair or replacement unavoidable.
The most common cause of a defect is the storage of crash data after an accident. This data is embedded in the control unit and must be professionally erased to restore the device to full functionality.
A failure can also occur due to internal electronic defects or errors in the control unit's communication with other vehicle systems. Such problems are often indicated by a permanently illuminated airbag warning light in the cockpit.
If your Dacia Logan Ambiance II airbag control unit exhibits these symptoms, a precise diagnosis is essential. A specialized workshop can determine whether a repair will restore the desired functionality or if the unit is defective.
Common error codes for Dacia Logan Ambiance II airbag control unit repair
During a Dacia Logan Ambiance II airbag control unit repair, specific error codes may occur that indicate problems directly within the control unit, such as stored crash data or communication problems. These codes require targeted diagnostics and often a specialized repair to restore the system's safety function.
- 36992 → Crash data stored in the control unit → The control unit has recorded data after an accident that must be deleted so that the system can function correctly again.
- B1000 → Control unit communication error → Problems with the data transmission between the airbag control unit and the diagnostic device or other vehicle systems are the cause.
These error codes are crucial for diagnosing whether your airbag control unit is defective. Correcting these errors is crucial for a successful Dacia Logan Ambiance II airbag control unit repair.
Specifically, code 36992 means that resetting the control unit is not possible without professional repair. This is a typical sign of a repairable control unit.
What part numbers are available for the Dacia Logan Ambiance II airbag control unit repair?
For the Dacia Logan Ambiance II airbag control unit repair, several verified OEM and supplier part numbers are relevant, allowing for precise identification of the correct module. These include both original Dacia numbers and corresponding Continental part numbers, ensuring compatibility with the specific vehicle model.
The following part numbers are 100% verified for the Dacia Logan Ambiance II airbag control unit and other Logan II / MCV II models. These numbers are crucial for selecting the correct part for repair or replacement.
Dacia OEM numbers include: 8201163278, 985106332R, 985102122R, 8200702322, 985103207, 985102787R. These have been confirmed multiple times in professional databases.
The numbers 403245B2 and A2C80612912 are known from Continental as the original equipment manufacturer. For example, A2C80612912 corresponds to Dacia 985103207.
When repairing a Dacia Logan Ambiance II airbag control unit, it's always advisable to check the vehicle identification number (VIN). This ensures that the exact replacement part or repair service is selected.