The technical bulletin aims to address a potential issue with the Active Driveline Power Transfer Unit (PTU) internal oil leak.
Affected Vehicle Range:
The bulletin applies to Land Rover Discovery Sport (LC) model year 2015 onwards with VIN 500429 onwards, and Land Rover Range Rover Evoque (LV) model year 2014 onwards with VIN 856580 onwards.
The symptoms include displaying “2 wheel drive only, traction reduced” on the instrument cluster and an oil smell in the vehicle cabin.
Condition Summary:
The condition may be caused by the circlip retaining the actuation piston being incorrectly fitted, resulting in hydraulic fluid leaking past the piston into the PTU and contaminating the gear oil, bearings, and synchronizer components.
Actions to Take:
The service instruction outlines a series of steps to diagnose and repair the issue, including checking the diagnostic trouble code P0942-7A, draining and refilling the PTU fluid, replacing the PTU, and filling and bleeding the rear drive actuator.
It is essential to follow the correct procedures to ensure proper vehicle service and to avoid any potential damage to the vehicle’s systems.
Manual:
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