What is a Mercedes-Benz CLK C208 Coupé airbag control unit?
The Mercedes-Benz CLK C208 Coupé airbag control unit is the central safety unit in the vehicle, continuously monitoring sensor data and deploying the airbags and seat belt pretensioners in the event of a collision. It also stores important crash data and is essential for the proper functioning of the entire occupant protection system in the CLK C208.
This SRS control unit, often manufactured by Bosch, coordinates all components of the passive safety system. It ensures that driver and front passenger airbags, as well as side airbags, are activated when necessary to provide optimal occupant protection.
The unit is critical to vehicle safety and must be professionally inspected after an accident or if it malfunctions. Repairing the Mercedes-Benz CLK C208 Coupé airbag control unit is often a cost-effective alternative to purchasing a new one.
Why is the Mercedes-Benz CLK C208 Coupé airbag control unit defective?
The Mercedes-Benz CLK C208 Coupé airbag control unit may be defective due to internal software errors, memory problems, or corrupted crash data that impair proper function. Communication problems with other control units or faulty coding can also cause failure, requiring immediate repair.
Common causes include internal processor errors, which are indicated by a permanently illuminated airbag warning light. Water ingress or overvoltage damage are less common, but can also lead to failure and require a comprehensive diagnosis of the Mercedes-Benz CLK C208 Coupé airbag control unit.
After an accident, crash data often remains in the control unit's memory, preventing it from being restarted without first being erased. In such cases, a professional repair is necessary to restore the airbag control unit to full functionality.
Common error codes for Mercedes-Benz CLK C208 Coupé airbag control unit repair
During Mercedes-Benz CLK C208 Coupé airbag control unit repair, specific error codes indicate problems directly related to the control unit. These codes include communication errors, internal software or memory errors, and coding errors, which must be precisely diagnosed to successfully repair the control unit.
- **B1000** → Control unit communication error → Malfunction of airbag ECU communication with other systems.
- **B0100** → Internal software error in the airbag control unit → Functional impairment due to faulty software.
- **B0010** → Memory error / crash data cannot be deleted → Problems with the error memory or crash data that cannot be removed.
- **B0016** → Control unit coding error → Incorrect or lost parameterization of the airbag control unit.
What part numbers are available for the Mercedes-Benz CLK C208 Coupé airbag control unit repair?
Several OEM part numbers are relevant for the Mercedes-Benz CLK C208 Coupé airbag control unit repair, ensuring a precise fit. These numbers identify the manufacturer's original part and are crucial for selecting the correct replacement or repair unit to ensure vehicle safety.
- **203 820 64 85** | Mercedes-Benz | Original OEM airbag control unit.
- **203 860 01 05** | Mercedes-Benz | Original OEM airbag control unit.
- **001 820 97 26** | Mercedes-Benz | Chassis control module with airbag control OEM.