What is a Land Rover Defender 110 airbag control unit?
The Land Rover Defender 110 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. It is essential for Land Rover Defender 110 airbag control unit repair.
This electronic module is responsible for the precise control of the airbags and seatbelt pretensioners. It receives signals from impact sensors and decides in milliseconds whether to deploy the appropriate safety components to optimally protect occupants.
It is an essential component of the Land Rover Defender 110's passive safety systems. The control unit coordinates the front, side, and curtain airbags to ensure maximum safety in the event of a collision.
Why is the Land Rover Defender 110 airbag control unit defective?
A Land Rover Defender 110 airbag control unit often becomes defective due to internal damage, communication problems or incorrect coding, which affects the function of the entire airbag system and makes a Land Rover Defender 110 airbag control unit repair necessary.
Because the control unit is sensitive to electrical fluctuations, overvoltages or short circuits can lead to internal errors. This often manifests itself in a failure of the internal diagnostic functions or memory corruption.
A faulty CAN bus or other communication problems with other vehicle systems can also cause a failure. This prevents the control unit from sending or receiving correct data, preventing reliable operation.
Even after an accident, a reset or repair is often unavoidable, as crash data is permanently stored. Incorrect coding or software problems, for example, after a failed update, can also render the control unit unusable.
Common error codes for Land Rover Defender 110 airbag control unit repair
During the Land Rover Defender 110 airbag control unit repair, specific error codes occur that indicate internal problems such as communication errors, memory corruption or software defects directly on the module, which require targeted diagnosis and repair to restore vehicle safety.
- B1000 → Control unit communication error → Signal disturbance between airbag ECU and other systems.
- B1055 → Airbag control unit self-test error → Internal system check error.
- B1100 → Internal memory or data error in the control unit → Corrupt data in the module.
- B1130 → Internal diagnostic error in the airbag control unit → Malfunction of the self-diagnosis.
- B1213 → ECU ignition power supply error → Insufficient power supply to the module.
- B1245 → Configuration error or invalid coding in the control unit → Incorrect programming or adaptation.
- B1250 → Software error in the airbag control unit → Problems with the internal firmware or software.
What part numbers are available for the Land Rover Defender 110 airbag control unit repair?
Specific OEM part numbers exist for Land Rover Defender 110 airbag control unit repairs, ensuring precise matching and compatibility. These numbers are crucial for identifying the correct module for your vehicle model and enabling a smooth replacement or successful repair.
The primary genuine Land Rover part number for the Defender 110 airbag control unit is **LR154987**. This is verified directly by the manufacturer and listed on the official Land Rover parts website, confirming its authenticity.
Another relevant OEM part number is **M9V2-14D374-AB**, also known as M9V214D374AB. This is manufactured by Autoliv or Bosch and is recognized as a genuine replacement part for the 2022-2023 Defender 110 (L663 platform).
When purchasing or commissioning a Land Rover Defender 110 airbag control unit repair, it is crucial to check these part numbers. This ensures compatibility with your vehicle model and existing safety equipment.