What is a Mercedes-Benz GL X164 airbag control unit?
The Mercedes-Benz GL X164 airbag control unit is the central safety unit that activates all occupant restraint systems in the event of an accident. It continuously monitors sensors, stores relevant crash data, and ensures the proper and safe deployment of all airbag modules in the vehicle.
This electronic control unit is crucial for the vehicle's passive safety. It coordinates the functions of seat belt pretensioners, airbags, and other restraint systems.
The system is continuously monitored to ensure reliable protection if necessary.
Why is the Mercedes-Benz GL X164 airbag control unit defective?
A Mercedes-Benz GL X164 airbag control unit can malfunction due to internal electronic errors, communication problems, or stored crash data that impairs functionality after an accident. Such failures urgently require a professional Mercedes-Benz GL X164 airbag control unit repair to restore full safety.
Typical causes include overvoltage damage, corrosion caused by moisture, or age-related wear and tear on components. A failure often leads to the airbag warning light illuminating.
After a crash, the control unit stores data that renders it unusable until a reset occurs. Internal memory errors can also damage the module.
Common error codes for Mercedes-Benz GL X164 airbag control unit repair
Specific error codes directly indicate problems with the Mercedes-Benz GL X164 airbag control unit and are crucial for diagnosis. When repairing the Mercedes-Benz GL X164 airbag control unit, codes B1000, B1600, and B9111 are typical indicators of a defect in the control unit itself.
- B1000 → Control unit communication error → Data transmission fault or internal module defect.
- B1600 → Control unit defective → Serious internal hardware or software error in the module.
- B9111 → Internal control unit error → Unrecoverable internal system error, requires repair or replacement.
What part numbers are available for the Mercedes-Benz GL X164 airbag control unit repair?
For Mercedes-Benz GL X164 airbag control unit repairs, several original OEM part numbers are relevant to ensure compatibility with your vehicle. These numbers, such as A1648207426 or A1648205785, identify the exact replacement part for a successful repair or replacement.
The following Mercedes-Benz OEM part numbers are verified for the GL X164 airbag control unit.
Always check the exact match with your vehicle identification number for repair.
- A1648207426
- A1648205785
- A1648208126
- A1648208026
- A1648209685
These numbers guarantee compatibility with your Mercedes-Benz GL-Class X164, and partly also with the ML W164.
Other manufacturer numbers from suppliers such as Bosch are often not directly visible to end customers, as Mercedes-Benz assigns its own OEM numbers.