B11DB on Land Rover
Manufacturer-Specific Body Control Code
B11DB on Land Rover vehicles indicates manufacturer-specific body control code. Au7o has documented this code across 1 Land Rover model — most commonly on Range Rover Sport. B11DB is a manufacturer-specific body (B-series) diagnostic trouble code with no standardized SAE definition; the exact meaning varies by maker (it appears in Jaguar/Land Rover/Dodge databases). It generally indicates a body, comfort, convenience, or safety module detected a circuit or component reading outside the expected range. The specific subsystem cannot be confirmed without the vehicle's make, model, and service data. Use a scan tool with manufacturer-specific definitions to interpret this code accurately. Typical repair costs on Land Rover range from $800 to $4,500, depending on the specific model and root cause.
Common Causes of B11DB
- •Faulty body-system component or sensor for the affected circuit
- •Damaged or chafed wiring in the related harness
- •Corroded or loose connector at the module or device
- •Low battery/system voltage affecting the module
- •Faulty body control or related module
- •Related communication fault on the body network
B11DB on Land Rover by Model
Land Rover Range Rover Sport(1 issue)
- 48V Mild-Hybrid Battery / DC-DC Converter Fault Causing No-Start, Warning Messages, and Limp Mode2023-2025
Multiple owners of the L461 Range Rover Sport have reported repeated 48V system faults, often accompanied by 'Electrical system fault', 'Stop safely', charging warnings, or sudden no-start conditions. The issue appears tied to the 48V lithium-ion battery, battery energy control module, or DC-DC converter behavior in the new MLA-Flex electrical architecture, and in some cases the vehicle enters restricted performance mode or becomes immobilized. This is well documented in owner complaints and service actions affecting 2023-2024 vehicles and continues to appear in owner discussions for later builds.
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View B11DB across all makes →Frequently Asked Questions
What does B11DB mean on Land Rover?▼
B11DB stands for "Manufacturer-Specific Body Control Code." B11DB is a manufacturer-specific body (B-series) diagnostic trouble code with no standardized SAE definition; the exact meaning varies by maker (it appears in Jaguar/Land Rover/Dodge databases). It generally indicates a body, comfort, convenience, or safety module detected a circuit or component reading outside the expected range. The specific subsystem cannot be confirmed without the vehicle's make, model, and service data. Use a scan tool with manufacturer-specific definitions to interpret this code accurately. On Land Rover specifically, this code is documented across 1 model.
What causes B11DB on Land Rover vehicles?▼
Common causes on Land Rover: Faulty body-system component or sensor for the affected circuit, Damaged or chafed wiring in the related harness, Corroded or loose connector at the module or device, Low battery/system voltage affecting the module, Faulty body control or related module. Specific causes vary by model and year — see the per-model sections below.
How much does it cost to fix B11DB on a Land Rover?▼
Repair costs on Land Rover range from $800 to $4,500, depending on the specific model and root cause.
Which Land Rover models have B11DB documented?▼
Au7o has documented B11DB on 1 Land Rover model: Range Rover Sport.