Genuine JLR BECM Battery Energy Control Module | LR137929

Restore Your Hybrid System with a Genuine JLR BECM

Are you seeing a “Hybrid System Fault” warning? Is your Land Rover or Range Rover PHEV refusing to charge? Has a diagnostic scan revealed the critical fault code P0A1F? The solution is a replacement of the Battery Energy Control Module (BECM).

This is a brand new, factory-sealed, genuine Jaguar Land Rover part, ensuring safety, reliability, and perfect compatibility with your vehicle. A failing BECM is a critical issue that immobilizes the vehicle and compromises the high-voltage safety system. Replacing it with a new, genuine unit is the only correct repair procedure.

Common Failure Symptoms This Part Solves:

• Fault Code P0A1F (Battery Energy Control Module Internal Electronic Failure)
• Vehicle will not charge when plugged in
• “Hybrid System Fault” or “High Voltage Battery Fault” message displayed
• Vehicle will not enter “Ready” mode or start
• Sudden drop to zero electric range

Product Details:

• Part Number: LR137929
• Supersedes: LR124869, LR129339
• Engineering Number: L8B2-10C784-BB
• Condition: New, Genuine JLR OEM
• Compatibility: Fits specific Land Rover / Range Rover PHEV models including the Range Rover P400e and Range Rover Sport P400e. Verify compatibility with your VIN.

WARNING: LETHAL VOLTAGE. This is NOT a DIY part. The BECM is part of a 400V system. Replacement must only be performed by a qualified, certified EV/Hybrid technician with the proper training and safety equipment to de-energize and work on high-voltage systems. The new module also requires programming to your vehicle's VIN using JLR's Pathfinder software.