What is a Dacia Duster Access I airbag control unit?
The Dacia Duster Access I airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It monitors sensors, stores crash data, and ensures the proper functioning of all airbag modules in the vehicle. Repair is often possible.
This electronic module processes signals from various crash sensors and decides within milliseconds whether to deploy the airbags and seatbelt pretensioners. It is the heart of the passive safety system in your Dacia Duster.
Why is the Dacia Duster Access I airbag control unit defective?
A Dacia Duster Access I airbag control unit often malfunctions because it stores crash data after an accident, internal hardware or software errors occur, or communication with other vehicle systems is disrupted. These problems typically cause the airbag warning light to illuminate and require a specialized Dacia Duster Access I airbag control unit repair.
After an airbag is deployed, the control unit stores indelible crash data, which makes it inactive for further use. Even without an accident, internal components can fail due to age or overvoltage.
A failure of the control unit compromises the overall safety of the vehicle, as it can no longer properly control the airbag systems. Prompt diagnosis and repair are therefore essential.
Common error codes for Dacia Duster Access I airbag control unit repair
Specific error codes such as B1000 or B1649 signal problems with the Dacia Duster Access I airbag control unit. They indicate communication errors, internal defects, or stored crash data. These codes are crucial for accurately diagnosing the control unit and successfully repairing the Dacia Duster Access I airbag control unit.
- B1000 → Control unit communication error → Error in the data transmission between control units.
- B1015 → Faulty airbag control unit → Internal defect or malfunction in the control unit.
- B1139 → Error within the SRS control unit → Generalized internal hardware or software error.
- B1193 → Airbag control unit related → Non-specific error reported directly by the control unit.
- B1206 → Airbag RCM (Restraint Control Module) Error → Problem within the module that controls the restraint systems.
- B1342 → SRS (Supplemental Restraint System) error → General error in the supplemental restraint system, often caused by the control unit.
- B1620 → SRS Error → Another general malfunction of the airbag system, which may have its origin in the control unit.
- B1649 → Accident (Crash) detected in the control unit → The control unit has registered a collision and is locked.
What part numbers are available for the Dacia Duster Access I airbag control unit repair?
For Dacia Duster Access I airbag control unit repairs, specific OEM part numbers such as 985100209R, 985106190R, and 985108185R are relevant. These numbers identify the exact control unit for your vehicle model. A comparison is essential to ensure compatibility and perform the correct repair or replacement.
These part numbers are listed by Dacia/Renault as genuine parts and are confirmed by various sources for the airbag control unit of the Dacia Duster Access I.
- 985100209R → Original OEM part number → Often listed on spare parts services and online platforms.
- 985106190R → Original OEM part number → Listed on specialized repair sites with supplier code A2C85841702.
- 985108185R → Original OEM part number → Known through reset service providers and specific microcontroller references.
Compatibility and replacement of Dacia Duster Access I airbag control units
The Dacia Duster Access I airbag control units are designed specifically for the first generation of this model, typically for models from 2010 to 2012, and are compatible with various engines. Correct replacement or repair always requires matching the part number and should only be performed by qualified specialists.
The control units are suitable for both petrol and diesel engines, such as the 1.2 TCe, 1.5 dCi, and 1.6 16V variants. They are typically installed in the footwell or center console.
Before replacing or repairing a defective control unit, the vehicle's battery must be disconnected to ensure safe handling and prevent accidental activation. New control units often require reprogramming after installation, which requires a professional workshop.